test: fix test error with python2

Author: lihsai0

tests/cases/test_http/test_regions_provider.py

@@ -91,7 +91,7 @@ def cached_regions_provider(request):
     if persist_path:
         try:
             os.remove(persist_path)
-        except FileNotFoundError:
+        except OSError:
             pass
 
 
@@ -130,7 +130,7 @@ def test_getter_with_expired_file_cache(self, cached_regions_provider):
         assert list(cached_regions_provider) == [r_z0]
         try:
             os.remove(cached_regions_provider.persist_path)
-        except FileNotFoundError:
+        except OSError:
             pass
 
     @pytest.mark.parametrize(

tests/cases/test_services/test_storage/test_uploaders_default_retrier.py

@@ -28,7 +28,7 @@ def fake_progress_record(request):
     def _delete():
         try:
             os.remove(file_path)
-        except FileNotFoundError:
+        except OSError:
             pass
 
     def _exists():