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                    1
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                from candv import Values  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    2
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                from candv import VerboseValueConstant  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    3
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                from candv import with_constant_class  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    4
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                    5
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                from .countries import COUNTRY  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    6
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                from .exceptions import IL2FBLookupError  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    7
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                    8
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                from ._translations import gettext_lazy as _  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    9
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                from ._utils import export  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    10
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                    12
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                @export  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    13
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                class AirForceConstant(VerboseValueConstant):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    14
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                    15
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                  def __init__(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    16
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                    self,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    17
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                    country,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    18
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                    default_flight_prefix,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    19
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                    value,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    20
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                    verbose_name=None,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    21
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                    help_text=None,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    22
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                  ):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    23
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                    super().__init__(value, verbose_name=verbose_name, help_text=help_text)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    24
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                    self.country = country  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    25
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                    26
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                    if default_flight_prefix is not None:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    27
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                      self.default_flight_prefix = str(default_flight_prefix)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    28
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                    else:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    29
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                      self.default_flight_prefix = None  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    30
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                    31
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                  def merge_into_group(self, group):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    32
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                    super().merge_into_group(group)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    33
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                    group.country = self.country  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    34
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                    group.default_flight_prefix = self.default_flight_prefix  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    35
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                    36
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                  def to_primitive(self, context=None):  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    37
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                    primitive = super().to_primitive(context)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    38
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                    country = self.country and self.country.to_primitive(context)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    39
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                    primitive.update({ | 
            
            
                                                                        
                            
            
                                    
            
            
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                    40
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                      'country': country,  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    41
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                      'default_flight_prefix': self.default_flight_prefix,  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    42
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                    })  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    43
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                    return primitive  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    44
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                    45
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                    46
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                @export  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    47
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                class AIR_FORCE(with_constant_class(AirForceConstant), Values):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    48
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                  ALA = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    49
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                    country=COUNTRY.FR,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    50
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                    default_flight_prefix="fr01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    51
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                    value="fr",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    52
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                    verbose_name=_("ALA"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    53
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                    help_text=_("Army of the Air"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    54
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    55
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                  FAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    56
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                    country=COUNTRY.FI,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    57
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                    default_flight_prefix="f01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    58
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                    value="fi",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    59
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                    verbose_name=_("FAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    60
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                    help_text=_("Finnish Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    61
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    62
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                  FAR = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    63
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                    country=COUNTRY.RO,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    64
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                    default_flight_prefix="ro01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    65
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                    value="ro",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    66
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                    verbose_name=_("FAR"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    67
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                    help_text=_("Romanian Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    68
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    69
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                  HAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    70
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                    country=COUNTRY.HU,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    71
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                    default_flight_prefix="h01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    72
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                    value="hu",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    73
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                    verbose_name=_("HAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    74
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                    help_text=_("Hungarian Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    75
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    76
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                  LUFTWAFFE = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    77
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                    country=COUNTRY.DE,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    78
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                    default_flight_prefix="g01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    79
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                    value="de",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    80
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                    verbose_name=_("Luftwaffe"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    81
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                    help_text=_("German Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    82
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    83
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                  IJA = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    84
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                    country=COUNTRY.JP,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    85
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                    default_flight_prefix="ja01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    86
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                    value="ja",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    87
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                    verbose_name=_("IJA"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    88
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                    help_text=_("Imperial Japanese Army"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    89
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    90
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                  IJN = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    91
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                    country=COUNTRY.JP,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    92
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                    default_flight_prefix="IN_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    93
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                    value="in",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    94
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                    verbose_name=_("IJN"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    95
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                    help_text=_("Imperial Japanese Navy"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    96
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    97
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                  PAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    98
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                    country=COUNTRY.PL,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    99
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                    default_flight_prefix="pl01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    100
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                    value="pl",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    101
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                    verbose_name=_("PAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    102
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                    help_text=_("Polish Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    103
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    104
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                  RAI = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    105
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                    country=COUNTRY.IT,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    106
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                    default_flight_prefix="i01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    107
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                    value="it",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    108
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                    verbose_name=_("RAI"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    109
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                    help_text=_("Regia Aeronautica Italiana"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    110
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    111
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                  RAAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    112
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                    country=COUNTRY.AU,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    113
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                    default_flight_prefix="RA_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    114
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                    value="ra",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    115
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                    verbose_name=_("RAAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    116
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                    help_text=_("Royal Australian Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    117
                 | 
                                    
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                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    118
                 | 
                                    
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                  RAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    119
                 | 
                                    
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                 | 
                    country=COUNTRY.UK,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    120
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="gb01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    121
                 | 
                                    
                                                     | 
                
                 | 
                    value="gb",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    122
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("RAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    123
                 | 
                                    
                                                     | 
                
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                    help_text=_("Royal Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    124
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    125
                 | 
                                    
                                                     | 
                
                 | 
                  RN = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    126
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.UK,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    127
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="RN_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    128
                 | 
                                    
                                                     | 
                
                 | 
                    value="rn",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    129
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("RN"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    130
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("Royal Navy"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    131
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    132
                 | 
                                    
                                                     | 
                
                 | 
                  RNLAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    133
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.NL,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    134
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="DU_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                    value="du",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("RNLAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("Royal Netherlands Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                  RNZAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.NZ,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="RZ_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                    value="rz",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("RNZAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("Royal New Zealand Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                  SAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.SK,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="sk01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                    value="sk",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("SAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("Slovak Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    153
                 | 
                                    
                                                     | 
                
                 | 
                  USAAF = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.US,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    155
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="usa01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    156
                 | 
                                    
                                                     | 
                
                 | 
                    value="us",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    157
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("USAAF"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    158
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("United States Army Air Forces"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    159
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    160
                 | 
                                    
                                                     | 
                
                 | 
                  USMC = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    161
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.US,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    162
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="UM_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    163
                 | 
                                    
                                                     | 
                
                 | 
                    value="um",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    164
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("USMC"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    165
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("United States Marine Corps"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    166
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    167
                 | 
                                    
                                                     | 
                
                 | 
                  USN = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    168
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.US,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    169
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="UN_NN",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    170
                 | 
                                    
                                                     | 
                
                 | 
                    value="un",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    171
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("USN"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    172
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("United States Navy"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    173
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    174
                 | 
                                    
                                                     | 
                
                 | 
                  VVS_RKKA = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    175
                 | 
                                    
                                                     | 
                
                 | 
                    country=COUNTRY.SU,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    176
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix="r01",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    177
                 | 
                                    
                                                     | 
                
                 | 
                    value="ru",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    178
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("VVS RKKA"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    179
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("Workers-Peasants Red Army Air Forces"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    180
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    181
                 | 
                                    
                                                     | 
                
                 | 
                  NONE = AirForceConstant(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    182
                 | 
                                    
                                                     | 
                
                 | 
                    country=None,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    183
                 | 
                                    
                                                     | 
                
                 | 
                    default_flight_prefix=None,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    184
                 | 
                                    
                                                     | 
                
                 | 
                    value="nn",  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    185
                 | 
                                    
                                                     | 
                
                 | 
                    verbose_name=_("None"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    186
                 | 
                                    
                                                     | 
                
                 | 
                    help_text=_("No Air Force"), | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    187
                 | 
                                    
                                                     | 
                
                 | 
                  )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    188
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    189
                 | 
                                    
                                                     | 
                
                 | 
                  @classmethod  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    190
                 | 
                                    
                                                     | 
                
                 | 
                  def get_flight_prefixes(cls):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    191
                 | 
                                    
                                                     | 
                
                 | 
                    return [x.default_flight_prefix for x in cls.iterconstants()]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    192
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    193
                 | 
                                    
                                                     | 
                
                 | 
                  @classmethod  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    194
                 | 
                                    
                                                     | 
                
                 | 
                  def get_by_flight_prefix(cls, prefix):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    195
                 | 
                                    
                                                     | 
                
                 | 
                    for constant in cls.iterconstants():  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    196
                 | 
                                    
                                                     | 
                
                 | 
                      if constant.default_flight_prefix == prefix:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    197
                 | 
                                    
                                                     | 
                
                 | 
                        return constant  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    198
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    199
                 | 
                                    
                                                     | 
                
                 | 
                    raise IL2FBLookupError(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    200
                 | 
                                    
                                                     | 
                
                 | 
                      f"air force with prefix '{prefix}' is not present in '{cls.__name__}'" | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    201
                 | 
                                    
                                                     | 
                
                 | 
                    )  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    202
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    203
                 | 
                                    
                                                     | 
                
                 | 
                  @classmethod  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    204
                 | 
                                    
                                                     | 
                
                 | 
                  def filter_by_country(cls, country):  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    205
                 | 
                                    
                                                     | 
                
                 | 
                    return filter(lambda x: x.country == country, cls.constants())  | 
            
            
                                                        
            
                                    
            
            
                | 
                    206
                 | 
                                    
                                                     | 
                
                 | 
                 |