protected void parseForPart() {
    final SyntaxTreeBuilder.Marker forPart = myBuilder.mark();
    myBuilder.advanceLexer();
    getExpressionParser().parseStarTargets();
    checkMatches(PyTokenTypes.IN_KEYWORD, PyParsingBundle.message("PARSE.expected.in"));
    getExpressionParser().parseExpression();
    parseColonAndSuite();
    forPart.done(PyElementTypes.FOR_PART);
  }
protected void parseForPart()