void () { 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); }