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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 _try_open(cls):
 """Try to open a USB handle."""

    handle = None
    for usb_cls, subcls, protocol in [(adb_device.CLASS,
                                       adb_device.SUBCLASS,
                                       adb_device.PROTOCOL),
                                      (fastboot_device.CLASS,
                                       fastboot_device.SUBCLASS,
                                       fastboot_device.PROTOCOL)]:
      try:
        handle = local_usb.LibUsbHandle.open(
            serial_number=cls.serial_number,
            interface_class=usb_cls,
            interface_subclass=subcls,
            interface_protocol=protocol)
        cls.serial_number = handle.serial_number
        return True
      except usb_exceptions.DeviceNotFoundError:
        pass
      except usb_exceptions.MultipleInterfacesFoundError:
        _LOG.warning('Multiple Android devices found, ignoring!')
      finally:
        if handle:
          handle.close()
    return False