Fix Python 2.7 compatibility.

plone · Mar 15, 2024 · 10a6d54 · 10a6d54
1 parent 1dd6ca4
commit 10a6d54
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/plone/namedfile/field.py b/plone/namedfile/field.py
@@ -57,7 +57,7 @@ def __call__(self):
         for accept in self.field.accept:
             if accept[0] == ".":
                 # This is a file extension. Get a media type from it.
-                accept = mimetypes.guess_type(f"dummy{accept}", strict=False)[0]
+                accept = mimetypes.guess_type("dummy" + accept, strict=False)[0]
                 if accept is None:
                     # This extension is unknown. Skip it.
                     continue