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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _processJobsWithRunningServices(self):
 """Get jobs whose services have started"""

        while True:
            jobGraph = self.serviceManager.getJobGraphWhoseServicesAreRunning(0)
            if jobGraph is None: # Stop trying to get jobs when function returns None
                break
            logger.debug('Job: %s has established its services.', jobGraph.jobStoreID)
            jobGraph.services = []
            self.toilState.updatedJobs.add((jobGraph, 0))