code: def transform(self, input_: list) -> list:
      """
      Remove punctuations from list of tokens.
  
      :param input_: list of toekns.
  
      :return rv: tokens  without punctuation.
      """
      table = str.maketrans({key: None for key in string.punctuation})
      return [item.translate(table) for item in input_]
  
imports: import string
  from .unit import Unit
label_desc: Use image node_id 1 for calling the PuncRemoval obj's underlying member method code with example usage: obj.transform(input_) and returns: unknown