parameters: (t)
docstring: label : EXTERN ID COLON
docstring_summary: label : EXTERN ID COLON
docstring_tokens: label : EXTERN ID COLON
function: def p_label_1(t):
      'label : EXTERN ID COLON'
      label = Label()
      label.is_extern = True
      label.text = t[2]
      t[0] = label
function_tokens: def p_label_1 ( t ) : label = Label ( ) label . is_extern = True label . text = t [ 2 ] t [ 0 ] = label