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98: Completed docstrings in Proxy

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This commit is contained in:
Jason Gerard DeRose 2008-08-09 18:58:46 +00:00
parent 9712eae51c
commit 5315514f6c
1 changed files with 19 additions and 5 deletions
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24
ipalib/plugable.py
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@ -176,6 +176,13 @@ class Proxy(ReadOnly):
self.__lock__() self.__lock__()
def implements(self, arg): def implements(self, arg):
"""
Returns True if this proxy implements `arg`. Calls the corresponding
classmethod on ProxyTarget.
Unlike ProxyTarget.implements(), this is not a classmethod as a Proxy
only implements anything as an instance.
"""
return self.__base.implements(arg) return self.__base.implements(arg)
def __clone__(self, name_attr): def __clone__(self, name_attr):
@ -196,8 +203,8 @@ class Proxy(ReadOnly):
def __getitem__(self, key): def __getitem__(self, key):
""" """
If this proxy allowes access to an attribute named `key`, return that If this proxy allows access to an attribute named `key`, return that
attrribute. attribute.
""" """
if key in self.__public__: if key in self.__public__:
return getattr(self.__target, key) return getattr(self.__target, key)
@ -205,18 +212,25 @@ class Proxy(ReadOnly):
def __getattr__(self, name): def __getattr__(self, name):
""" """
If this proxy allowes access to an attribute named `name`, return that If this proxy allows access to an attribute named `name`, return that
attrribute. attribute.
""" """
if name in self.__public__: if name in self.__public__:
return getattr(self.__target, name) return getattr(self.__target, name)
raise AttributeError('no proxy attribute %r' % name) raise AttributeError('no proxy attribute %r' % name)
def __call__(self, *args, **kw): def __call__(self, *args, **kw):
"""
Attempts to call target.__call__(); raises KeyError if `__call__` is
not an attribute this proxy allows access to.
"""
return self['__call__'](*args, **kw) return self['__call__'](*args, **kw)
def __repr__(self): def __repr__(self):
"""
Returns a Python expression that could be used to construct this Proxy
instance given the appropriate environment.
"""
return '%s(%s, %r, %r)' % ( return '%s(%s, %r, %r)' % (
self.__class__.__name__, self.__class__.__name__,
self.__base.__name__, self.__base.__name__,