Python 3.8 compatible

wolph · wolph · commit a66da3402334 · 2023-08-21T03:11:07.000+02:00
diff --git a/progressbar/multi.py b/progressbar/multi.py
@@ -38,7 +38,7 @@ class SortKey(str, enum.Enum):
     PERCENTAGE = 'percentage'
 
 
-class MultiBar(dict[str, bar.ProgressBar]):
+class MultiBar(typing.Dict[str, bar.ProgressBar]):
     fd: typing.TextIO
     _buffer: io.StringIO
 
diff --git a/progressbar/terminal/base.py b/progressbar/terminal/base.py
@@ -450,7 +450,7 @@ def get_color(self, value: float) -> Color:
         return color
 
 
-OptionalColor = Color | ColorGradient | None
+OptionalColor = types.Union[Color, ColorGradient, None]
 
 
 def get_color(value: float, color: OptionalColor) -> Color | None:
