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- import collections
- import functools
- # from jaraco.functools 4.0.2
- def save_method_args(method):
- """
- Wrap a method such that when it is called, the args and kwargs are
- saved on the method.
- """
- args_and_kwargs = collections.namedtuple('args_and_kwargs', 'args kwargs')
- @functools.wraps(method)
- def wrapper(self, /, *args, **kwargs):
- attr_name = '_saved_' + method.__name__
- attr = args_and_kwargs(args, kwargs)
- setattr(self, attr_name, attr)
- return method(self, *args, **kwargs)
- return wrapper
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