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so_magic.data.backend.engine_specs.EngineTabularMutator.register_as_subclass()   A

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Complexity

Conditions 1

Size

Total Lines 7
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 6
nop 2
dl 0
loc 7
rs 10
c 0
b 0
f 0
1 
import attr
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# from so_magic.data.interfaces import TabularRetriever, TabularIterator, TabularMutator

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from so_magic.utils import SubclassRegistry

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class EngineTabularRetriever(metaclass=SubclassRegistry): pass

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class EngineTabularIterator(metaclass=SubclassRegistry): pass

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class EngineTabularMutator(metaclass=SubclassRegistry): pass

            


            
                                                                                                            
                            
            
                                    
            
            

                
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@attr.s

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class EngineSpecifications:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    name_abbreviation = attr.ib(init=True)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    name = attr.ib(init=True, default=attr.Factory(lambda self: self.name_abbreviation, takes_self=True))

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def __call__(self, *args, **kwargs):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        engine = args[0]

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        engine.retriever = EngineTabularRetriever.subclasses[self.name_abbreviation]

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        engine.iterator = EngineTabularIterator.subclasses[self.name_abbreviation]

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        engine.mutator = EngineTabularMutator.subclasses[self.name_abbreviation]

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    @classmethod

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    def from_dict(cls, a_dict):

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return EngineSpecifications(a_dict['id'], a_dict.get('name', a_dict['id']))

            


            
                                                                                                            
                            
            
                                    
            
            

                
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