code: def __delitem__(self, key):
      del self.data[_WeakArgs(key)]
  
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 1 for calling the _WeakArgsDict obj's underlying member method code with example usage: obj.__delitem__(key) without return types