text: import unittest
  
  import io
  import textwrap
  
  ##__________________________________________________________________||
  hasPandas = False
  try:
      import pandas as pd
      hasPandas = True
  except ImportError:
      pass
  
  ##__________________________________________________________________||
  tbl_01_txt = r"""
     v1        v2
     10       AAA
     20     "BBB"
     30     'BBB'
     30   \"BBB\"
     40   "\"BBB"
     50   "\"B BB"
     60    " xyz"
  """
  tbl_01_txt = tbl_01_txt[tbl_01_txt.find('\n') + 1:] # remove 1st line
  tbl_01_txt = textwrap.dedent(tbl_01_txt)
  tbl_01_txt = tbl_01_txt.encode()
  
  ##__________________________________________________________________||
  @unittest.skipUnless(hasPandas, "has no pandas")
  class TestPandasQuotes(unittest.TestCase):
  
      def test_one(self):
          input = io.BytesIO(tbl_01_txt)
          tbl = pd.read_table(input, delim_whitespace = True, escapechar = '\\')
  
          expected = [
              'AAA',    # no quote
              'BBB',    # double quote (striped)
              "'BBB'",  # single quote (still there)
              '"BBB"',  # double quote (escaped)
              '"BBB',   # double quote (escaped) within double quote
              '"B BB',  # double quote (escaped with space)
              ' xyz'    # start with space
          ]
  
          actual = tbl.v2.values.tolist()
          self.assertEqual(expected, actual)
  
  ##__________________________________________________________________||
  