docstr: We add our own entries to the _common_metadata file, unfortunatelly, the .crc file is not updated by
  current pyarrow implementation, so we delete the .crc to make sure there is no mismatch with the content of
  _common_metadata file
docstr_tok: ["We","add","our","own","entries","to","the","_common_metadata","file",",","unfortunatelly",",","the",".crc","file","is","not","updated","by","current","pyarrow","implementation",",","so","we","delete","the",".crc","to","make","sure","there","is","no","mismatch","with","the","content","of","_common_metadata","file"]
code: def test_no_common_metadata_crc(self):
      """We add our own entries to the _common_metadata file, unfortunatelly, the .crc file is not updated by
      current pyarrow implementation, so we delete the .crc to make sure there is no mismatch with the content of
      _common_metadata file"""
      self.assertFalse(
          os.path.exists(
              os.path.join(
                  MetadataUnischemaReadTest._dataset_dir,
                  "._common_metadata.crc",
              )
          )
      )
  
file_path: petastorm/petastorm/tests/test_metadata_read.py
imports: import os
  import unittest
  from shutil import move, rmtree
  from tempfile import mkdtemp
  from petastorm.tests.test_common import create_test_dataset
label_desc: Use image node_id 5 for calling the MetadataUnischemaReadTest obj's underlying member method code with example usage: obj.test_no_common_metadata_crc() without return types