code: def unindex(self, doc) -> None:
      i = self._doc_to_id.pop(doc)
      self._index.unindex_doc(i)
      self.initSearch()
  
file_path: dedupe/dedupe/tfidf.py
imports: import logging
  from typing import List, Tuple
  from dedupe.canopy_index import CanopyIndex
  from dedupe.core import Enumerator
  from dedupe.index import Index
label_desc: Use image node_id 3 for calling the TfIdfIndex obj's underlying member method code with example usage: obj.unindex(doc) without return types