Backport PR #3924 on branch 1.12.x (fix: removed unecessary warning when a file name comprises multiple dots) (#3972)

meeseeksmachine · nicolasrochette · web-flow · commit d9a8b6a1b49d · 2026-02-10T12:35:01.000+01:00
Co-authored-by: nicolasrochette &lt;nic.rochette@gmail.com&gt;
diff --git a/src/scanpy/readwrite.py b/src/scanpy/readwrite.py
@@ -1157,7 +1157,7 @@ def is_valid_filename(
             raise ValueError(msg)
         return ext if return_ext else True
     if len(ext_from_file) > 2:
-        logg.warning(
+        logg.debug(
             f"Your filename has more than two extensions: {ext_from_file}.\n"
             f"Only considering the two last: {ext_from_file[-2:]}."
         )

Original file line number	Diff line number	Diff line change
`@@ -1157,7 +1157,7 @@ def is_valid_filename(`
`1157`	`1157`	`raise ValueError(msg)`
`1158`	`1158`	`return ext if return_ext else True`
`1159`	`1159`	`if len(ext_from_file) > 2:`
`1160`		`- logg.warning(`
	`1160`	`+ logg.debug(`
`1161`	`1161`	`f"Your filename has more than two extensions: {ext_from_file}.\n"`
`1162`	`1162`	`f"Only considering the two last: {ext_from_file[-2:]}."`
`1163`	`1163`	`)`