class ScriptMgr:

    def __init__(self, tab):
        self.scripts = []
        self.tab = tab
        self.tab.set_listener('Debugger.scriptParsed', self.debuggerOnScriptParsed)

    def debuggerOnScriptParsed(self, **kwargs):
        self.scripts.append(kwargs)

    def getUrl(self, filename):
        for script in self.scripts:
            if filename in script['url']:
                return script['url']
        return None