Fix linter warnings

Author: yanok

cufile/cufile.py

@@ -4,7 +4,14 @@
 
 import os
 import ctypes
-from .bindings import *
+from .bindings import (
+    cuFileDriverOpen,
+    cuFileDriverClose,
+    cuFileHandleRegister,
+    cuFileHandleDeregister,
+    cuFileRead,
+    cuFileWrite,
+)
 
 
 def _singleton(cls):

tests/test_cufile.py

@@ -4,7 +4,6 @@
 
 import os
 import ctypes
-import pytest
 import time
 from cuda.bindings import driver as cuda
 from cufile import CuFile

tests/test_cufile_mock.py

@@ -8,8 +8,7 @@
 import os
 import ctypes
 import pytest
-import sys
-from unittest.mock import Mock, MagicMock, patch, call
+from unittest.mock import MagicMock, patch
 
 # Mock the library loading before importing the cufile module
 mock_libcufile = MagicMock()
@@ -23,7 +22,7 @@
 
 with patch("ctypes.CDLL", return_value=mock_libcufile):
     from cufile import CuFile, CuFileDriver
-    from cufile.bindings import CUfileError, CUfileHandle_t, CUfileDescr, DescrUnion
+    from cufile.bindings import CUfileError, CUfileHandle_t
 
 # this is needed to avoid exceptions while the singleton driver object is
 # GCed at the program exit.
@@ -62,7 +61,6 @@ def reset_singleton():
     """Reset the CuFileDriver singleton between tests."""
     # The singleton decorator stores instances in a closure
     # We need to access and clear it
-    import cufile.cufile as cufile_module
 
     # Force garbage collection to clean up any lingering instances
     import gc
@@ -80,7 +78,7 @@ class TestCuFileDriver:
 
     def test_driver_initialization(self, mock_libcufile):
         """Test that CuFileDriver calls cuFileDriverOpen on initialization."""
-        driver = CuFileDriver()
+        CuFileDriver()
         mock_libcufile.cuFileDriverOpen.assert_called_once()
 
     def test_driver_singleton_pattern(self, mock_libcufile):
@@ -244,7 +242,7 @@ def test_context_manager_closes_on_exception(
     ):
         """Test that context manager closes file even on exception."""
         try:
-            with CuFile("/tmp/test.bin", "r") as cufile:
+            with CuFile("/tmp/test.bin", "r"):
                 raise ValueError("Test exception")
         except ValueError:
             pass