boolean (boolean stopOnIn, boolean isTargetExpression) { if (myBuilder.getTokenType() == PyTokenTypes.NOT_KEYWORD) { final SyntaxTreeBuilder.Marker expr = myBuilder.mark(); myBuilder.advanceLexer(); if (!parseNOTTestExpression(stopOnIn, isTargetExpression)) { myBuilder.error(message("PARSE.expected.expression")); } expr.done(PyElementTypes.PREFIX_EXPRESSION); return true; } else { return parseComparisonExpression(stopOnIn, isTargetExpression); } }