explicit ignore

Author: martindurant

.github/workflows/main.yaml

@@ -164,7 +164,7 @@ jobs:
           cd pandas
           pytest --verbose pandas/tests/io/test_parquet.py -o xfail_strict=False
           # Test parquet with different filesystems
-          pytest --verbose pandas/tests/io/test_gcs.py pandas/tests/io/test_fsspec.py -k "parquet" -o xfail_strict=False
+          PY_IGNORE_IMPORTMISMATCH=1 pytest --verbose pandas/tests/io/test_gcs.py pandas/tests/io/test_fsspec.py -k "parquet" -o xfail_strict=False
 
   win:
     name: win