x for abstract file (#1756)

fsspec · Nov 22, 2024 · 4a6d573 · 4a6d573
1 parent bbe0591
commit 4a6d573
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fsspec/spec.py b/fsspec/spec.py
@@ -1740,7 +1740,7 @@ def __init__(
 
         self.kwargs = kwargs
 
-        if mode not in {"ab", "rb", "wb"}:
+        if mode not in {"ab", "rb", "wb", "xb"}:
             raise NotImplementedError("File mode not supported")
         if mode == "rb":
             if size is not None: