code: def pop(self, key, *args):
      return self.data.pop(_WeakArgs(key), *args)
  
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 6 for calling the _WeakArgsDict obj's underlying member method code with example usage: obj.pop(key) and returns: self