Method __call__

prometheus_client/context_managers.py:75–82

(self, f: "F")

        self._metric = self._metric.labels(*args, **kw)

    def __call__(self, f: "F") -> "F":
        def wrapped(func, *args, **kwargs):
            # Obtaining new instance of timer every time
            # ensures thread safety and reentrancy.
            with self._new_timer():
                return func(*args, **kwargs)

        return decorate(f, wrapped)