isort fixes

Author: roberthdevries

pandas/tests/io/parser/test_python_parser_only.py

@@ -8,15 +8,14 @@
 import csv
 from io import BytesIO, StringIO
 
+import psutil
 import pytest
 
-from pandas.errors import ParserError, EmptyDataError
+from pandas.errors import EmptyDataError, ParserError
 
 from pandas import DataFrame, Index, MultiIndex
 import pandas._testing as tm
 
-import psutil
-
 
 def test_default_separator(python_parser_only):
     # see gh-17333