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Move type checking imports into type checking closure

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This commit is contained in:
Lipu Fei 2019-04-15 08:26:54 +02:00
parent e35c0cc363
commit 77ffc16c33
1 changed files with 5 additions and 2 deletions
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7
plugins/UFPReader/UFPReader.py
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@ -1,13 +1,16 @@
# Copyright (c) 2019 Ultimaker B.V.
# Cura is released under the terms of the LGPLv3 or higher.
from typing import TYPE_CHECKING
from Charon.VirtualFile import VirtualFile
from UM.Mesh.MeshReader import MeshReader
from UM.MimeTypeDatabase import MimeType, MimeTypeDatabase
from UM.PluginRegistry import PluginRegistry
from cura.Scene.CuraSceneNode import CuraSceneNode
if TYPE_CHECKING:
from cura.Scene.CuraSceneNode import CuraSceneNode
class UFPReader(MeshReader):
@ -24,7 +27,7 @@ class UFPReader(MeshReader):
)
self._supported_extensions = [".ufp"]
def _read(self, file_name: str) -> CuraSceneNode:
def _read(self, file_name: str) -> "CuraSceneNode":
# Open the file
archive = VirtualFile()
archive.open(file_name)