code: def app_start_up_time(self, package: str) -> str:
          '''Get the time it took to launch your application.'''
          output, _ = self._execute(
              '-s', self.device_sn, 'shell', 'am', 'start', '-W', package)
          return re.findall('TotalTime: \d+', output)[0f app_start_up_time(self, package: str) -> str:
          '''Get the time it took to launch your application.'''
          output, _ = self._execute(
              '-s', self.device_sn, 'shell', 'am', 'start', '-W', package)
          return re.findall('TotalTime: \d+', output)[0]
docs: Get the time it took to launch your application.