code: def get_doc_metadata(self, doc, prefix=""):
      return FeatsFromSpacyDocAndEmpath.get_doc_metadata(
          self, doc, prefix=prefix
      )
  
imports: from scattertext.features.FeatsFromSpacyDocAndEmpath import FeatsFromSpacyDocAndEmpath
  from collections import Counter
label_desc: Use image node_id 2 for calling the FeatsFromOnlyEmpath obj's underlying member method code with example usage: obj.get_doc_metadata(doc, prefix) and returns: FeatsFromSpacyDocAndEmpath