twisted#11995 fix mypy due to hypothesis 6.85 (twisted#11994)

eevelweezel · Sep 19, 2023 · 0b4daca · 0b4daca
2 parents d760cde + c5bbff6
commit 0b4daca
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diff --git a/src/twisted/newsfragments/11995.bugfix b/src/twisted/newsfragments/11995.bugfix
@@ -0,0 +1 @@
+fix mypy due to hypothesis 6.85
diff --git a/src/twisted/python/test/strategies.py b/src/twisted/python/test/strategies.py
@@ -6,6 +6,7 @@
 """
 
 from hypothesis.strategies import SearchStrategy, characters, text
+from typing_extensions import Literal
 
 
 def systemdDescriptorNames() -> SearchStrategy[str]:
@@ -17,6 +18,7 @@ def systemdDescriptorNames() -> SearchStrategy[str]:
     #
     # > Names may contain any ASCII character, but must exclude control
     # > characters and ":", and must be at most 255 characters in length.
+    control_characters: Literal["Cc"] = "Cc"
     return text(
         # The docs don't say there is a min size so I'm guessing...
         min_size=1,
@@ -26,7 +28,7 @@ def systemdDescriptorNames() -> SearchStrategy[str]:
             min_codepoint=0,
             max_codepoint=127,
             # This one excludes control characters.
-            blacklist_categories=("Cc",),
+            blacklist_categories=(control_characters,),
             # And this excludes the separator.
             blacklist_characters=(":",),
         ),