code: def test_reindex_level(
      self, multiindex_year_month_day_dataframe_random_data
  ):
      # axis=0
      ymd = multiindex_year_month_day_dataframe_random_data
  
      month_sums = ymd.groupby("month").sum()
      result = month_sums.reindex(ymd.index, level=1)
      expected = ymd.groupby(level="month").transform("sum")
  
      tm.assert_frame_equal(result, expected)
  
      # Series
      result = month_sums["A"].reindex(ymd.index, level=1)
      expected = ymd["A"].groupby(level="month").transform("sum")
      tm.assert_series_equal(result, expected, check_names=False)
  
      # axis=1
      msg = "DataFrame.groupby with axis=1 is deprecated"
      with tm.assert_produces_warning(FutureWarning, match=msg):
          gb = ymd.T.groupby("month", axis=1)
  
      month_sums = gb.sum()
      result = month_sums.reindex(columns=ymd.index, level=1)
      expected = ymd.groupby(level="month").transform("sum").T
      tm.assert_frame_equal(result, expected)
  
imports: import datetime
  import numpy
  import pytest
  import pandas
  from pandas import DataFrame, MultiIndex, Series
  import pandas._testing
label_desc: Use image node_id 1 for calling the TestMultiLevel obj's underlying member method code with example usage: obj.test_reindex_level(multiindex_year_month_day_dataframe_random_data) without return types