# Backport of Django 1.2's ``django.utils.decorators``.

try:

from functools import wraps, update_wrapper, WRAPPER_ASSIGNMENTS

except ImportError:

from django.utils.functional import wraps, update_wrapper, WRAPPER_ASSIGNMENTS # Python 2.4 fallback.

def method_decorator(decorator):

"""

Converts a function decorator into a method decorator

"""

def _dec(func):

def _wrapper(self, *args, **kwargs):

def bound_func(*args2, **kwargs2):

return func(self, *args2, **kwargs2)

# bound_func has the signature that 'decorator' expects i.e. no

# 'self' argument, but it is a closure over self so it can call

# 'func' correctly.

return decorator(bound_func)(*args, **kwargs)

return wraps(func)(_wrapper)

update_wrapper(_dec, decorator)

# Change the name to aid debugging.

_dec.__name__ = 'method_decorator(%s)' % decorator.__name__

return _dec