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pyclean.compat.ExtendAction.__call__()   A
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↳ Parent: pyclean.compat

Complexity

Conditions 2

Size

Total Lines 5
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

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Metric Value
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eloc 5
nop 5
dl 0
loc 5
rs 10
c 0
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# SPDX-FileCopyrightText: 2019 Peter Bittner <[email protected]>
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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Cross-Python version compatibility.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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from argparse import _AppendAction as AppendAction

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class ExtendAction(AppendAction):  # pragma: no-cover-gt-py37

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    Argparse "extend" action for Python < 3.8.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    A simplified backport from the Python standard library.

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    """

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    def __call__(self, parser, namespace, values, option_string=None):  # noqa: ARG002

            


            
                                                        
            
                                    
            
            

                
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        items = getattr(namespace, self.dest, None)

            


            
                                                        
            
                                    
            
            

                
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        items = [] if items is None else items[:]

            


            
                                                        
            
                                    
            
            

                
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        items.extend(values)

            


            
                                                        
            
                                    
            
            

                
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        setattr(namespace, self.dest, items)

            


            
                                                        
            
                                    
            
            

                
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