def search_help(self, ostring, help_category=None):
        ostring = ostring.strip().lower()
        if help_category:
            return self.filter(db_key__iexact=ostring,
                               db_help_category__iexact=help_category)
        else:
            return self.filter(db_key__iexact=ostring)
Subscribe an object from sandboxed code.
dataset/ETHPy150Open evennia/evennia/evennia/help/manager.py/HelpEntryManager.search_help--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/jinja2-2.6/jinja2/sandbox.py/SandboxedEnvironment.getitem