class_docstr: A representation of a set of features, usually associated with a word form.
class_docstr_tok: ["A","representation","of","a","set","of","features",",","usually","associated","with","a","word","form","."]
code: def __contains__(self, item: MorphosyntacticFeature):
      if not isinstance(item, MorphosyntacticFeature):
          # raise TypeError(str(item) + " is not a MorphosyntacticFeature")
          return False
      else:
          for i in self.features:
              if item in self.features[i]:
                  return True
          return False
  
file_path: cltk/src/cltk/morphology/morphosyntax.py
imports: from typing import Dict, List, Optional, Tuple, Type, Union
  from cltk.core.exceptions import CLTKException
  from cltk.morphology.universal_dependencies_features import *
label_desc: Use image node_id 13 for calling the MorphosyntacticFeatureBundle obj's underlying member method code with example usage: obj.__contains__(item) and returns: False, False, True