Best Python code snippet using localstack_python
provider.py
Source:provider.py  
...171    def on_before_start(self):172        # re-schedule alarms for persistence use-case173        def restart_alarms(*args):174            poll_condition(lambda: SERVICE_PLUGINS.is_running("cloudwatch"))175            self.alarm_scheduler.restart_existing_alarms()176        start_worker_thread(restart_alarms)177    def on_before_stop(self):178        self.alarm_scheduler.shutdown_scheduler()179    def delete_alarms(self, context: RequestContext, alarm_names: AlarmNames) -> None:180        moto.call_moto(context)181        for alarm_name in alarm_names:182            arn = aws_stack.cloudwatch_alarm_arn(alarm_name)183            self.alarm_scheduler.delete_scheduler_for_alarm(arn)184    def get_raw_metrics(self, request: Request):185        region = aws_stack.extract_region_from_auth_header(request.headers)186        backend = cloudwatch_backends.get(region)187        if backend:188            result = backend.metric_data189        else:...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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