NLP Error: ]NameError: name 'pipe' is not defined

[aakanksha]

this is a code and i ma getting error which is
NameError: name 'pipe' is not defined

nlp = spacy.blank('en')

def train_model(train_data):
  if 'ner' not in nlp.pipe_names:
    ner = nlp.create_pipe('ner')
    nlp.add_pipe(ner, last=True)

  for _, annotation in train_data:
    for ent in annotation['entities']:
      ner.add_label(ent[2])

    
    other_pipes = [pipe for pipe in nlp.pipe_names is pipe!='ner']
    with nlp.disable_pipes(*other_pipes):
      optimizer = nlp.begin_training()
      for itn in range(10):
        print("starting iteration " + str(itn))
        random.shuffle(train_data)
        losses = {}
        index = 0
        for text,annotations in train_data:
          try:
            nlp.update(
                [text], [annotations],drop=0.2,sgd=optimizer,
                losses=losses)
          except Exception as e:
            pass
            print(text)

      print(losses)