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Ensure Python 3.7 support using typing_extensions

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Darren Burns
2022-01-21 16:04:29 +00:00
parent 89524e301e
commit cea331ef4d
1 changed files with 6 additions and 1 deletions
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7
src/textual/layouts/factory.py
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@@ -1,10 +1,15 @@
from typing import Literal
import sys
from ..layout import Layout
from ..layouts.dock import DockLayout
from ..layouts.grid import GridLayout
from ..layouts.vertical import VerticalLayout
if sys.version_info >= (3, 8):
from typing import Literal
else:
from typing_extensions import Literal
LayoutName = Literal["dock", "grid", "vertical"]
LAYOUT_MAP = {"dock": DockLayout, "grid": GridLayout, "vertical": VerticalLayout}