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import sys
def memodict(f):
""" Memoization decorator for a function taking a single argument """
class memodict(dict):
def __missing__(self, key):
ret = self[key] = f(key)
return ret
return memodict().__getitem__
@memodict
def iscontroller(obj):
return getattr(obj, 'exposed', False)
@memodict
def _cfg(f):
if not hasattr(f, '_pecan'):
f._pecan = {}
return f._pecan
if sys.version_info >= (2, 6, 5):
def encode_if_needed(s):
return s
else:
def encode_if_needed(s): # noqa
return s.encode('utf-8')
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