Fix omnisci and MODI_ENGINE=PYTHON.

Signed-off-by: mvashishtha <mahesh@ponder.io>

modin/_compat/core/latest/base_io.py

@@ -72,7 +72,6 @@ def read_csv(
         usecols=None,
         squeeze=False,
         prefix=lib.no_default,
-        mangle_dupe_cols=True,
         dtype=None,
         engine=None,
         converters=None,
@@ -126,7 +125,6 @@ def read_csv(
             usecols=usecols,
             squeeze=squeeze,
             prefix=prefix,
-            mangle_dupe_cols=mangle_dupe_cols,
             dtype=dtype,
             engine=engine,
             converters=converters,

modin/pandas/test/test_io.py

@@ -513,12 +513,14 @@ def test_read_csv_mangle_dupe_cols(self):
     @pytest.mark.filterwarnings(
         "error:.*'mangle_dupe_cols' keyword is deprecated:FutureWarning"
     )
+    @pytest.mark.xfail(
+        StorageFormat.get() == "Hdk",
+        reason="processing of duplicated columns in HDK storage format is not supported yet - issue #3080",
+    )
     def test_read_csv_does_not_warn_mangle_dupe_cols_kwarg(self):
-        # This test case checks https://github.com/modin-project/modin/issues/5097
         with ensure_clean() as unique_filename:
-            str_non_unique_cols = "col,col,col,col\n5, 6, 7, 8\n9, 10, 11, 12\n"
             eval_io_from_str(
-                str_non_unique_cols,
+                "a,b,c\n1,2,3\n",
                 unique_filename,
             )