code: def __repr__(self):
      return "%s(%r)" % (type(self).__name__, self.data)
  
imports: from collections import OrderedDict, Sequence
  from itertools import compress
  from weakref import WeakKeyDictionary, ref
  from six.moves._thread import allocate_lock
  from toolz.sandbox import unzip
  from trading_calendars.utils.memoize import lazyval
  from zipline.utils.compat import wraps
label_desc: Use image node_id 3 for calling the _WeakArgsDict obj's underlying member method code with example usage: obj.__repr__() and returns: unknown