Skip flaky S3-parquet tests

Author: h-vetinari

pandas/tests/io/test_parquet.py

@@ -450,6 +450,8 @@ def test_categorical(self, pa):
         expected = df.assign(a=df.a.astype(object))
         check_round_trip(df, pa, expected=expected)
 
+    @pytest.mark.skip(reason='sometimes leaves an unclosed socket that causes '
+                      'ResourceWarning')
     def test_s3_roundtrip(self, df_compat, s3_resource, pa):
         # GH #19134
         check_round_trip(df_compat, pa,
@@ -528,6 +530,8 @@ def test_filter_row_groups(self, fp):
             result = read_parquet(path, fp, filters=[('a', '==', 0)])
         assert len(result) == 1
 
+    @pytest.mark.skip(reason='sometimes leaves an unclosed socket that causes '
+                      'ResourceWarning')
     def test_s3_roundtrip(self, df_compat, s3_resource, fp):
         # GH #19134
         check_round_trip(df_compat, fp,