parameters: (self, name, lineno=None)
return_statement: return self._fail_ut_eof(name, self._end_token_stack, lineno)
docstring: Called if the parser encounters an unknown tag.  Tries to fail
          with a human readable error message that could help to identify
          the problem.
docstring_summary: Called if the parser encounters an unknown tag.  Tries to fail
          with a human readable error message that could help to identify
          the problem.
docstring_tokens: Called if the parser encounters an unknown tag . Tries to fail with a human readable error message that could help to identify the problem .
function: def fail_unknown_tag(self, name, lineno=None):
          """Called if the parser encounters an unknown tag.  Tries to fail
          with a human readable error message that could help to identify
          the problem.
          """
          return self._fail_ut_eof(name, self._end_token_stack, lineno)
function_tokens: def fail_unknown_tag ( self , name , lineno = None ) : return self . _fail_ut_eof ( name , self . _end_token_stack , lineno )