Revert "remove custom encoding warning after python 3.10+"

This reverts commit cb6b560.
materialsvirtuallab · Jan 10, 2025 · 275ca4c · 275ca4c
1 parent f805352
commit 275ca4c
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diff --git a/src/monty/io.py b/src/monty/io.py
@@ -22,6 +22,9 @@
     from typing import IO, Any, Iterator, Union
 
 
+class EncodingWarning(Warning): ...  # Added in Python 3.10
+
+
 def zopen(
     filename: Union[str, Path],
     /,

diff --git a/tests/test_io.py b/tests/test_io.py
@@ -9,6 +9,7 @@
 import pytest
 
 from monty.io import (
+    EncodingWarning,
     FileLock,
     FileLockException,
     _get_line_ending,