Enable strict_bytes by default

python · Dec 30, 2024 · 0bbeed5 · 0bbeed5
1 parent ac6151a
commit 0bbeed5
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/mypy/main.py b/mypy/main.py
@@ -870,9 +870,9 @@ def add_invertible_flag(
     )
 
     add_invertible_flag(
-        "--strict-bytes",
-        default=False,
-        strict_flag=False,
+        "--no-strict-bytes",
+        default=True,
+        dest="strict_bytes",
         help="Disable treating bytearray and memoryview as subtypes of bytes",
         group=strictness_group,
     )

diff --git a/mypy/options.py b/mypy/options.py
@@ -217,7 +217,7 @@ def __init__(self) -> None:
         self.strict_equality = False
 
         # Disable treating bytearray and memoryview as subtypes of bytes
-        self.strict_bytes = False
+        self.strict_bytes = True
 
         # Deprecated, use extra_checks instead.
         self.strict_concatenate = False