def _get_extension(self, code):
nil = []
obj = _extension_cache.get(code, nil)
if obj is not nil:
self.append(obj)
return
key = _inverted_registry.get(code)
if not key:
raise ValueError("unregistered extension code %d" % code)
obj = self._find_class(*key)
_extension_cache[code] = obj
return obj
def get_extension(self, code):
nil = []
obj = _extension_cache.get(code, nil)
if obj is not nil:
self.append(obj)
return
key = _inverted_registry.get(code)
if not key:
raise ValueError('unregistered extension code %d' % code)
obj = self.find_class(*key)
_extension_cache[code] = obj
self.append(obj)
