Traceback (most recent call last):
  File "/home/travis/build/intel/bmap-tools/tests/test_filemap.py", line 163, in test
    _do_test(f_image, seek, mapped, unmapped)
  File "/home/travis/build/intel/bmap-tools/tests/test_filemap.py", line 122, in _do_test
    _check_ranges(f_image, filemap, first_block, blocks_cnt, mapped, "mapped")
  File "/home/travis/build/intel/bmap-tools/tests/test_filemap.py", line 83, in _check_ranges
    for correct, check in iterator:
  File "/home/travis/build/intel/bmap-tools/bmaptools/Filemap.py", line 271, in _get_ranges
    start = _lseek(self._f_image, end, whence1)
  File "/home/travis/build/intel/bmap-tools/bmaptools/Filemap.py", line 179, in _lseek
    if err.errno == os.errno.ENXIO:
AttributeError: module 'os' has no attribute 'errno'