code: def test_loc_noindex(self):
      psdf = self.psdf
      psdf = psdf.reset_index()
      pdf = self.pdf
      pdf = pdf.reset_index()
  
      self.assert_eq(psdf[["a"]], pdf[["a"]])
  
      self.assert_eq(psdf.loc[:], pdf.loc[:])
      self.assert_eq(psdf.loc[5:5], pdf.loc[5:5])
  
imports: import unittest
  import numpy
  import pandas
  from pyspark import pandas
  from pyspark.testing.pandasutils import PandasOnSparkTestCase
  from pyspark.testing.sqlutils import SQLTestUtils
label_desc: Use image node_id 9 for calling the IndexingLocMixin obj's underlying member method code with example usage: obj.test_loc_noindex() without return types