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by Fernando
01:38
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torchio.external.imports._check_package()   A

↳ Parent: torchio.external.imports

Complexity

Conditions 2

Size

Total Lines 8
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 2
eloc 5
nop 3
dl 0
loc 8
rs 10
c 0
b 0
f 0
1 
from importlib import import_module
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from importlib.util import find_spec
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from types import ModuleType
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def _check_package(*, package: str, extra: str) -> None:

            


            
                                                                        
                            
            
                                    
            
            

                
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    if find_spec(package) is None:

            


            
                                                                        
                            
            
                                    
            
            

                
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        message = (

            


            
                                                                        
                            
            
                                    
            
            

                
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            f'The `{package}` package is required for this.'

            


            
                                                                        
                            
            
                                    
            
            

                
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            f' Install TorchIO with the `{extra}` extra:'

            


            
                                                                        
                            
            
                                    
            
            

                
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            f' `pip install torchio[{extra}]`.'

            


            
                                                                        
                            
            
                                    
            
            

                
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        )

            


            
                                                                        
                            
            
                                    
            
            

                
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        raise ImportError(message)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def _check_and_import(package: str, extra: str) -> ModuleType:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    _check_package(package=package, extra=extra)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return import_module(package)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def get_pandas() -> ModuleType:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    return _check_and_import(package='pandas', extra='csv')

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def get_distinctipy() -> ModuleType:

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    return _check_and_import(package='distinctipy', extra='plot')

            


            
                                                        
            
                                    
            
            

                
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