| 
                    1
                 | 
                                    
                                                     | 
                
                 | 
                """Models for Mongo DB"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    2
                 | 
                                    
                                                     | 
                
                 | 
                # pylint: disable=unused-argument,invalid-name,unused-argument  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    3
                 | 
                                    
                                                     | 
                
                 | 
                # pylint: disable=no-self-argument,no-name-in-module  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    4
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    5
                 | 
                                    
                             1                          | 
                
                 | 
                from datetime import datetime  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    6
                 | 
                                    
                             1                          | 
                
                 | 
                from typing import Dict, List, Literal, Optional  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    7
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    8
                 | 
                                    
                             1                          | 
                
                 | 
                from pydantic import BaseModel, Field  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    9
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    10
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    11
                 | 
                                    
                             1                          | 
                
                 | 
                class DocumentBaseModel(BaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    12
                 | 
                                    
                                                     | 
                
                 | 
                    """Base model for Mongo documents"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    13
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    14
                 | 
                                    
                             1                          | 
                
                 | 
                    id: str = Field(None, alias="_id")  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    15
                 | 
                                    
                             1                          | 
                
                 | 
                    inserted_at: Optional[datetime]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    16
                 | 
                                    
                             1                          | 
                
                 | 
                    updated_at: Optional[datetime]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    17
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    18
                 | 
                                    
                             1                          | 
                
                 | 
                    def dict(self, **kwargs) -> Dict:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    19
                 | 
                                    
                                                     | 
                
                 | 
                        """Return a dictionary representation of the model"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    20
                 | 
                                    
                             1                          | 
                
                 | 
                        values = super().dict(**kwargs)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    21
                 | 
                                    
                             1                          | 
                
                 | 
                        if "id" in values and values["id"]:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    22
                 | 
                                    
                             1                          | 
                
                 | 
                            values["_id"] = values["id"]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    23
                 | 
                                    
                             1                          | 
                
                 | 
                        if "exclude" in kwargs and "_id" in kwargs["exclude"]:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    24
                 | 
                                    
                             1                          | 
                
                 | 
                            del values["_id"]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    25
                 | 
                                    
                             1                          | 
                
                 | 
                        return values  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    26
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    27
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    28
                 | 
                                    
                             1                          | 
                
                 | 
                class CircuitScheduleDoc(BaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    29
                 | 
                                    
                                                     | 
                
                 | 
                    """EVC circuit schedule model"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    30
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    31
                 | 
                                    
                             1                          | 
                
                 | 
                    id: str  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    32
                 | 
                                    
                             1                          | 
                
                 | 
                    date: Optional[str]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    33
                 | 
                                    
                             1                          | 
                
                 | 
                    frequency: Optional[str]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    34
                 | 
                                    
                             1                          | 
                
                 | 
                    interval: Optional[int]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    35
                 | 
                                    
                             1                          | 
                
                 | 
                    action: str  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    36
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    37
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    38
                 | 
                                    
                             1                          | 
                
                 | 
                class TAGDoc(BaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    39
                 | 
                                    
                                                     | 
                
                 | 
                    """TAG model"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    40
                 | 
                                    
                             1                          | 
                
                 | 
                    tag_type: int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    41
                 | 
                                    
                             1                          | 
                
                 | 
                    value: int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    42
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    43
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    44
                 | 
                                    
                             1                          | 
                
                 | 
                class UNIDoc(BaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    45
                 | 
                                    
                                                     | 
                
                 | 
                    """UNI model"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    46
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    47
                 | 
                                    
                             1                          | 
                
                 | 
                    tag: Optional[TAGDoc]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    48
                 | 
                                    
                             1                          | 
                
                 | 
                    interface_id: str  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    49
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    50
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    51
                 | 
                                    
                             1                          | 
                
                 | 
                class LinkConstraints(BaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    52
                 | 
                                    
                                                     | 
                
                 | 
                    """LinkConstraints."""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    53
                 | 
                                    
                             1                          | 
                
                 | 
                    bandwidth: Optional[float]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    54
                 | 
                                    
                             1                          | 
                
                 | 
                    ownership: Optional[str]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    55
                 | 
                                    
                             1                          | 
                
                 | 
                    reliability: Optional[float]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    56
                 | 
                                    
                             1                          | 
                
                 | 
                    utilization: Optional[float]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    57
                 | 
                                    
                             1                          | 
                
                 | 
                    delay: Optional[float]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    58
                 | 
                                    
                             1                          | 
                
                 | 
                    priority: Optional[int]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    59
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    60
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    61
                 | 
                                    
                             1                          | 
                
                 | 
                class PathConstraints(BaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    62
                 | 
                                    
                                                     | 
                
                 | 
                    """Pathfinder Constraints."""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    63
                 | 
                                    
                             1                          | 
                
                 | 
                    spf_attribute: Literal["hop", "delay", "priority"] = "hop"  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    64
                 | 
                                    
                             1                          | 
                
                 | 
                    spf_max_path_cost: Optional[float]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    65
                 | 
                                    
                             1                          | 
                
                 | 
                    mandatory_metrics: Optional[LinkConstraints]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    66
                 | 
                                    
                             1                          | 
                
                 | 
                    flexible_metrics: Optional[LinkConstraints]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    67
                 | 
                                    
                             1                          | 
                
                 | 
                    minimul_flexible_hits: Optional[int]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    68
                 | 
                                    
                             1                          | 
                
                 | 
                    desired_links: Optional[List[str]]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    69
                 | 
                                    
                             1                          | 
                
                 | 
                    undesired_links: Optional[List[str]]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    70
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    71
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    72
                 | 
                                    
                             1                          | 
                
                 | 
                class EVCBaseDoc(DocumentBaseModel):  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    73
                 | 
                                    
                                                     | 
                
                 | 
                    """Base model for EVC documents"""  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    74
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    75
                 | 
                                    
                             1                          | 
                
                 | 
                    uni_a: UNIDoc  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    76
                 | 
                                    
                             1                          | 
                
                 | 
                    uni_z: UNIDoc  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    77
                 | 
                                    
                             1                          | 
                
                 | 
                    name: str  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    78
                 | 
                                    
                             1                          | 
                
                 | 
                    request_time: Optional[datetime]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    79
                 | 
                                    
                             1                          | 
                
                 | 
                    start_date: Optional[datetime]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    80
                 | 
                                    
                             1                          | 
                
                 | 
                    end_date: Optional[datetime]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    81
                 | 
                                    
                             1                          | 
                
                 | 
                    queue_id: Optional[int]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    82
                 | 
                                    
                             1                          | 
                
                 | 
                    bandwidth: int = 0  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    83
                 | 
                                    
                             1                          | 
                
                 | 
                    primary_path: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    84
                 | 
                                    
                             1                          | 
                
                 | 
                    backup_path: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    85
                 | 
                                    
                             1                          | 
                
                 | 
                    current_path: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    86
                 | 
                                    
                             1                          | 
                
                 | 
                    failover_path: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    87
                 | 
                                    
                             1                          | 
                
                 | 
                    primary_links: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    88
                 | 
                                    
                             1                          | 
                
                 | 
                    backup_links: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    89
                 | 
                                    
                             1                          | 
                
                 | 
                    backup_links: Optional[List]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    90
                 | 
                                    
                             1                          | 
                
                 | 
                    dynamic_backup_path: bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    91
                 | 
                                    
                             1                          | 
                
                 | 
                    primary_constraints: Optional[PathConstraints]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    92
                 | 
                                    
                             1                          | 
                
                 | 
                    secondary_constraints: Optional[PathConstraints]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    93
                 | 
                                    
                             1                          | 
                
                 | 
                    creation_time: datetime  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    94
                 | 
                                    
                             1                          | 
                
                 | 
                    owner: Optional[str]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    95
                 | 
                                    
                             1                          | 
                
                 | 
                    sb_priority: Optional[int]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    96
                 | 
                                    
                             1                          | 
                
                 | 
                    service_level: int = 0  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    97
                 | 
                                    
                             1                          | 
                
                 | 
                    circuit_scheduler: List[CircuitScheduleDoc]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    98
                 | 
                                    
                             1                          | 
                
                 | 
                    archived: bool = False  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    99
                 | 
                                    
                             1                          | 
                
                 | 
                    metadata: Optional[Dict] = None  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    100
                 | 
                                    
                             1                          | 
                
                 | 
                    active: bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    101
                 | 
                                    
                             1                          | 
                
                 | 
                    enabled: bool  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    102
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    103
                 | 
                                    
                             1                          | 
                
                 | 
                    @staticmethod  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    104
                 | 
                                    
                             1                          | 
                
                 | 
                    def projection() -> Dict:  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    105
                 | 
                                    
                                                     | 
                
                 | 
                        """Base projection of EVCBaseDoc model."""  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    106
                 | 
                                    
                             1                          | 
                
                 | 
                        time_fmt = "%Y-%m-%dT%H:%M:%S"  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    107
                 | 
                                    
                             1                          | 
                
                 | 
                        return { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    108
                 | 
                                    
                                                     | 
                
                 | 
                            "_id": 0,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    109
                 | 
                                    
                                                     | 
                
                 | 
                            "id": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    110
                 | 
                                    
                                                     | 
                
                 | 
                            "uni_a": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    111
                 | 
                                    
                                                     | 
                
                 | 
                            "uni_z": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    112
                 | 
                                    
                                                     | 
                
                 | 
                            "name": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    113
                 | 
                                    
                                                     | 
                
                 | 
                            "bandwidth": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    114
                 | 
                                    
                                                     | 
                
                 | 
                            "primary_path": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    115
                 | 
                                    
                                                     | 
                
                 | 
                            "backup_path": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    116
                 | 
                                    
                                                     | 
                
                 | 
                            "current_path": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    117
                 | 
                                    
                                                     | 
                
                 | 
                            "failover_path": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    118
                 | 
                                    
                                                     | 
                
                 | 
                            "dynamic_backup_path": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    119
                 | 
                                    
                                                     | 
                
                 | 
                            "sb_priority": {"$ifNull": ["$sb_priority", "$priority", None]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    120
                 | 
                                    
                                                     | 
                
                 | 
                            "service_level": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    121
                 | 
                                    
                                                     | 
                
                 | 
                            "circuit_scheduler": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    122
                 | 
                                    
                                                     | 
                
                 | 
                            "archived": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    123
                 | 
                                    
                                                     | 
                
                 | 
                            "metadata": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    124
                 | 
                                    
                                                     | 
                
                 | 
                            "active": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    125
                 | 
                                    
                                                     | 
                
                 | 
                            "enabled": 1,  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    126
                 | 
                                    
                                                     | 
                
                 | 
                            "owner": {"$ifNull": ["$owner", None]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    127
                 | 
                                    
                                                     | 
                
                 | 
                            "queue_id": {"$ifNull": ["$queue_id", None]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    128
                 | 
                                    
                                                     | 
                
                 | 
                            "primary_constraints": {"$ifNull": ["$primary_constraints", {}]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    129
                 | 
                                    
                                                     | 
                
                 | 
                            "secondary_constraints": {"$ifNull": ["$secondary_constraints", | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    130
                 | 
                                    
                                                     | 
                
                 | 
                                                      {}]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    131
                 | 
                                    
                                                     | 
                
                 | 
                            "primary_links": {"$ifNull": ["$primary_links", []]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    132
                 | 
                                    
                                                     | 
                
                 | 
                            "backup_links": {"$ifNull": ["$backup_links", []]}, | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    133
                 | 
                                    
                                                     | 
                
                 | 
                            "start_date": {"$dateToString": { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    134
                 | 
                                    
                                                     | 
                
                 | 
                                "format": time_fmt, "date": "$start_date"  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                            }},  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                            "creation_time": {"$dateToString": { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                                "format": time_fmt, "date": "$creation_time"  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                            }},  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                            "request_time": {"$dateToString": { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                                "format": time_fmt, "date": { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                                    "$ifNull": ["$request_time", "$inserted_at"]  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                                }  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                            }},  | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                            "end_date": {"$dateToString": { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                                "format": time_fmt, "date": { | 
            
            
                                                                        
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                                    "$ifNull": ["$end_date", None]  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                            }},  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    150
                 | 
                                    
                                                     | 
                
                 | 
                 |