Remove test using distutils (#881)

Author: martindurant

fsspec/implementations/tests/test_local.py

@@ -9,7 +9,6 @@
 import sys
 import tempfile
 from contextlib import contextmanager
-from distutils.version import LooseVersion
 from pathlib import Path
 from unittest.mock import patch
 
@@ -346,22 +345,6 @@ def test_touch(tmpdir):
         assert info2["mtime"] > info["mtime"]
 
 
-def test_get_pyarrow_filesystem():
-    pa = pytest.importorskip("pyarrow")
-
-    fs = LocalFileSystem()
-    if LooseVersion(pa.__version__) < LooseVersion("2.0"):
-        assert isinstance(fs, pa.filesystem.FileSystem)
-        assert fs._get_pyarrow_filesystem() is fs
-    else:
-        assert not isinstance(fs, pa.filesystem.FileSystem)
-
-    class UnknownFileSystem(object):
-        pass
-
-    assert not isinstance(UnknownFileSystem(), pa.filesystem.FileSystem)
-
-
 def test_directories(tmpdir):
     tmpdir = make_path_posix(str(tmpdir))
     fs = LocalFileSystem()