in gym/gym/scoreboard/client/resource.py [0:0]
def serialize(self, previous):
params = {}
unsaved_keys = self._unsaved_values or set()
previous = previous or self._previous or {}
for k, v in self.items():
if k == 'id' or (isinstance(k, str) and k.startswith('_')):
continue
elif isinstance(v, APIResource):
continue
elif hasattr(v, 'serialize'):
params[k] = v.serialize(previous.get(k, None))
elif k in unsaved_keys:
params[k] = _compute_diff(v, previous.get(k, None))
return params