def __call__(self, *args, **kwargs):
original_result = MemorizedFunc.__call__(self, *args, **kwargs)
if self.func not in _FUNCTION_HASHES:
# Also store in the in-memory store of function hashes
if PY3_OR_LATER:
is_named_callable = (hasattr(self.func, '__name__')
and self.func.__name__ != '<lambda>')
else:
is_named_callable = (hasattr(self.func, 'func_name')
and self.func.func_name != '<lambda>')
if is_named_callable:
# Don't do this for lambda functions or strange callable
# objects, as it ends up being too fragile
func_hash = self._hash_func()
try:
_FUNCTION_HASHES[self.func] = func_hash
except TypeError:
# Some callable are not hashable
pass
return original_result
