Click 8.0 renamed its "die on LANG=C" function so we need to look for that one too...

diff --git a/CHANGES.md b/CHANGES.md
index 38eef524b7cb8d086e0a3e58e7c5fafe9e74600b..becd621dbf209c123084f19ebbf57d46aa0650de 100644 (file)
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,11 @@
 # Change Log
 
+## Unreleased
+
+### _Black_
+
+- Restored compatibility with Click 8.0 on Python 3.6 when LANG=C used (#2227)
+
 ## 21.5b1
 
 ### _Black_

diff --git a/mypy.ini b/mypy.ini
index 589fbf651398900898c3a41a590a026cc70a8c34..ae7be5e510634ef1a4927866318db8a6b0e79d5a 100644 (file)
--- a/mypy.ini
+++ b/mypy.ini
@@ -33,5 +33,7 @@ cache_dir=/dev/null
 
 [mypy-aiohttp.*]
 follow_imports=skip
-[mypy-_version]
-follow_imports=skip
+[mypy-black]
+# The following is because of `patch_click()`. Remove when
+# we drop Python 3.6 support.
+warn_unused_ignores=False

diff --git a/src/black/__init__.py b/src/black/__init__.py
index c61bc8c1d60e2f2b681a663e2b94435ce1439bf0..f46b866c1bd0c28e516122a3952d53fad522bb81 100644 (file)
--- a/src/black/__init__.py
+++ b/src/black/__init__.py
@@ -1029,7 +1029,7 @@ def nullcontext() -> Iterator[None]:
 
 
 def patch_click() -> None:
-    """Make Click not crash.
+    """Make Click not crash on Python 3.6 with LANG=C.
 
     On certain misconfigured environments, Python 3 selects the ASCII encoding as the
     default which restricts paths that it can access during the lifetime of the
@@ -1047,7 +1047,9 @@ def patch_click() -> None:
 
     for module in (core, _unicodefun):
         if hasattr(module, "_verify_python3_env"):
-            module._verify_python3_env = lambda: None
+            module._verify_python3_env = lambda: None  # type: ignore
+        if hasattr(module, "_verify_python_env"):
+            module._verify_python_env = lambda: None  # type: ignore
 
 
 def patched_main() -> None: