Method is_loaded

src/mgr/PyModule.h:168–168

  bool is_failed() const { std::lock_guard l(lock) ; return failed; }
  bool is_loaded() const { std::lock_guard l(lock) ; return loaded; }
  bool is_always_on() const { std::lock_guard l(lock) ; return always_on; }

  bool should_notify(const std::string& notify_type) const {