Gracefully handle Windows registry access errors during mimetype dete…

…ction (#13183)
pypa · Feb 13, 2025 · 1a8c17a · 1a8c17a
1 parent c5f3d69
commit 1a8c17a
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diff --git a/news/12769.bugfix.rst b/news/12769.bugfix.rst
@@ -0,0 +1 @@
+Gracefully handle Windows registry access errors while guessing the MIME type of a file.
diff --git a/src/pip/_internal/operations/prepare.py b/src/pip/_internal/operations/prepare.py
@@ -87,7 +87,12 @@ class File:
 
     def __post_init__(self) -> None:
         if self.content_type is None:
-            self.content_type = mimetypes.guess_type(self.path)[0]
+            # Try to guess the file's MIME type. If the system MIME tables
+            # can't be loaded, give up.
+            try:
+                self.content_type = mimetypes.guess_type(self.path)[0]
+            except OSError:
+                pass
 
 
 def get_http_url(
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		Gracefully handle Windows registry access errors while guessing the MIME type of a file.