[timestmap flag] Fix bug when file is ReadOnly

G-Node · Apr 11, 2019 · 9c81fa7 · 9c81fa7
1 parent f0c97eb
commit 9c81fa7
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/nixio/file.py b/nixio/file.py
@@ -131,7 +131,8 @@ def __init__(self, path, mode=FileMode.ReadWrite,
         if "updated_at" not in self._h5file.attrs:
             self.force_updated_at()
             self.time_auto_update = auto_update_time
-        if "time_auto_update" not in self._h5file.attrs:
+        if "time_auto_update" not in self._h5file.attrs \
+                and mode != FileMode.ReadOnly:
             self._h5file.attrs["time_auto_update"] = auto_update_time
         if compression == Compression.Auto:
             compression = Compression.No