Fix _scan_data_descriptor_no_sig_by_decompression when library not available

danny0838 · danny0838 · commit c470c33389d7 · 2025-06-01T15:48:01.000+08:00
diff --git a/Lib/zipfile/__init__.py b/Lib/zipfile/__init__.py
@@ -1740,7 +1740,7 @@ def _scan_data_descriptor_no_sig(self, fp, offset, end_offset, zip64, chunk_size
     def _scan_data_descriptor_no_sig_by_decompression(self, fp, offset, end_offset, zip64, method):
         try:
             decompressor = _get_decompressor(method)
-        except NotImplementedError:
+        except (NotImplementedError, RuntimeError):
             return False
 
         if decompressor is None:
