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Fix typing

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CURA-6483
This commit is contained in:
Lipu Fei 2019-04-25 08:57:54 +02:00
parent 372e9026e4
commit 9868dee474
1 changed files with 4 additions and 2 deletions
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6
cura/Machines/Models/DiscoveredPrintersModel.py
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@ -12,6 +12,7 @@ from UM.OutputDevice.OutputDeviceManager import ManualDeviceAdditionAttempt
if TYPE_CHECKING:
from PyQt5.QtCore import QObject
from UM.OutputDevice.OutputDevicePlugin import OutputDevicePlugin
from cura.CuraApplication import CuraApplication
from cura.PrinterOutput.NetworkedPrinterOutputDevice import NetworkedPrinterOutputDevice
@ -105,7 +106,7 @@ class DiscoveredPrintersModel(QObject):
self._application = application
self._discovered_printer_by_ip_dict = dict() # type: Dict[str, DiscoveredPrinter]
self._plugin_for_manual_device = None
self._plugin_for_manual_device = None # type: Optional[OutputDevicePlugin]
self._manual_device_address = ""
discoveredPrintersChanged = pyqtSignal()
@ -141,7 +142,8 @@ class DiscoveredPrintersModel(QObject):
@pyqtSlot()
def cancelCurrentManualDeviceRequest(self) -> None:
if self._manual_device_address:
self._plugin_for_manual_device.removeManualDevice(self._manual_device_address, address = self._manual_device_address)
if self._plugin_for_manual_device is not None:
self._plugin_for_manual_device.removeManualDevice(self._manual_device_address, address = self._manual_device_address)
self._manual_device_address = ""
self._plugin_for_manual_device = None
self.hasManualDeviceRequestInProgressChanged.emit()