code: def word_sequences(tokens):
      return (
          "("
          + "|".join(token.replace(" ", r"\s+") for token in tokens)
          + r")\b"
      )
  
imports: import re
  from pygments.token import Comment, Operator, Keyword, Name, String, Number, Punctuation, Whitespace
  from pygments.lexer import RegexLexer, words, bygroups
label_desc: Use image node_id 1 for calling a global function with example usage: word_sequences(tokens) and returns: unknown