Monkey patching utilities for classes
Project description
class-interference
Monkey patching utilities for classes.
Installation
pip install class-interference
Usage example
from class_interference import Extension, inject, apply_extensions
class LibraryClass:
def library_method(self, *args, **kwargs):
return None
class LibraryClassExtension(LibraryClass, Extension):
@inject
def library_method(self, *args, **kwargs):
original_value = self.super_ext.library_method(*args, **kwargs)
if original_value is None:
raise ValueError
return original_value
apply_extensions(LibraryClassExtension)
if __name__ == "__main__":
library_class_instance = LibraryClass()
library_class_instance.library_method() # raises ValueError
Project details
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