parameters: (line)
return_statement: return tok
docstring: Returns the next token without removing it from line
docstring_summary: Returns the next token without removing it from line
docstring_tokens: Returns the next token without removing it from line
function: def peek_token(line):
      """
      Returns the next token without removing it from line
      """
      tok, line = next_token_impl(line)
      return tok
function_tokens: def peek_token ( line ) : tok , line = next_token_impl ( line ) return tok