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Add noargs_command decorator to __call__ magic method #3

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Add noargs_command decorator to __call__ magic method #3

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13 changes: 13 additions & 0 deletions call-to-non-callable.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,17 @@

pytest call-to-non-callable.py
"""
import functools


def noargs_command(func):
@functools.wraps(func)
def wrapper(self, cmd, *args, **kwargs):
if len(args):
cmd.logger.critical('Command does not take any arguments.')
return
return func(self, cmd, *args, **kwargs)
return wrapper


class Command(object):
Expand All @@ -13,6 +24,8 @@ def __call__(self, cmd, *args, **kwargs):


class FooBarCommand(Command):

@noargs_command
def __call__(self, cmd, *args, **kwargs):
return f"{cmd}: foobar"

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