phpython Code

<?php
require_once __DIR__.'/python.tokenize.php';

class lang_python_eval extends lang_python_tokenize {

	public static function python_eval($code,$file) {
		
		$p = static::getParser();

		$l = 0;

		if (!strlen($code)) return;

		try {

			$t = static::python_tokenize($code);	

			$a = count($t);

			$p->reset();
						
			$c = 0;

			while ($c < $a) {
				$k = $t[$c];
				$p-> eat($k->name,$k->value);			
				$c++;
			}

			$p->eat_eof();

		} catch (Exception $e) {
			echo '<pre style="padding:8px;background:f2f2f2;">';
			echo '  File "'.$file.'", line '.$k->row."\n";
			echo '    '.static::get_code_line($code,$k->row)."\n";
			echo '    '.'^'."\n";			
			switch($k->name) {
				//case "NAME": echo "NameError: name '{$k->value->name}' is not defined";break;				
				case "INDENT": echo 'IndentationError: unexpected indent';break;				
				default: echo 'SyntaxError: invalid syntax';break;				
			}	
			
			var_dump($e);
			
			echo '</pre>';
		}

	}
	
	
	public static function get_code_line($code,$row) {
		$code = explode("\n",$code);
		return trim($code[$row-1]);		
	}
	
}