Solving the errors

Author: kurchi1205

pandas/tests/groupby/aggregate/test_aggregate.py

@@ -17,10 +17,8 @@
 from pandas import (
     DataFrame,
     Index,
-    Int64Index,
     MultiIndex,
     Series,
-    Timedelta,
     concat,
 )
 import pandas._testing as tm

pandas/tests/groupby/test_function.py

@@ -10,8 +10,10 @@
 from pandas import (
     DataFrame,
     Index,
+    Int64Index,
     MultiIndex,
     Series,
+    Timedelta,
     Timestamp,
     date_range,
 )
@@ -275,12 +277,10 @@ def test_groupby_aggregation_non_numeric_dtype():
             index=Index(["M", "W"], dtype="object", name="MW"),
         )
 
-        
         gb = df.groupby(by=["MW"])
         result = gb.sum()
         tm.assert_frame_equal(result, expected)
 
-
     def test_groupby_aggregation_multi_non_numeric_dtype():
         # GH #42395
         df = DataFrame(
@@ -299,12 +299,10 @@ def test_groupby_aggregation_multi_non_numeric_dtype():
             index=Int64Index([0, 1], dtype="int64", name="x"),
         )
 
-        
         gb = df.groupby(by=["x"])
         result = gb.sum()
         tm.assert_frame_equal(result, expected)
 
-
     def test_groupby_aggregation_numeric_with_non_numeric_dtype():
         # GH #43108
         df = DataFrame(
@@ -325,7 +323,6 @@ def test_groupby_aggregation_numeric_with_non_numeric_dtype():
         tm.assert_frame_equal(result, expected)
 
 
-
 class TestGroupByNonCythonPaths:
     # GH#5610 non-cython calls should not include the grouper
     # Tests for code not expected to go through cython paths.