code: def test_read_local_csv(self):
      file_path = os.path.join(self.resource_path, "orca/data/csv")
      data_shard = bigdl.orca.data.pandas.read_csv(file_path)
      data = data_shard.collect()
      assert len(data) == 2, "number of shard should be 2"
      df = data[0]
      assert "location" in df.columns, "location is not in columns"
      file_path = os.path.join(self.resource_path, "abc")
      with self.assertRaises(Exception) as context:
          xshards = bigdl.orca.data.pandas.read_csv(file_path)
      self.assertTrue(
          "No such file or directory" in str(context.exception)
      )
      file_path = os.path.join(self.resource_path, "image3d")
      with self.assertRaises(Exception) as context:
          xshards = bigdl.orca.data.pandas.read_csv(file_path)
      # This error is raised by pandas.errors.ParserError
      self.assertTrue(
          "Error tokenizing data" in str(context.exception),
          str(context.exception),
      )
  
file_path: BigDL/python/orca/test/bigdl/orca/data/test_pandas_backend.py
imports: import os.path
  import shutil
  import pytest
  from unittest import TestCase
  import bigdl.orca.data
  import bigdl.orca.data.pandas
  from bigdl.orca import OrcaContext
  from bigdl.dllib.nncontext import *
label_desc: Use image node_id 3 for calling the TestXShardsPandasBackend obj's underlying member method code with example usage: obj.test_read_local_csv() without return types