rm unused imports

Author: Mathieu Scheltienne

nibabel/tests/test_arrayproxy.py

@@ -12,7 +12,6 @@
 import contextlib
 import gzip
 import pickle
-import warnings
 from io import BytesIO
 from unittest import mock
 

nibabel/tests/test_init.py

@@ -4,9 +4,9 @@
 import pytest
 
 try:
-    from importlib.resources import as_file, files
+    from importlib.resources import files
 except ImportError:
-    from importlib_resources import as_file, files
+    from importlib_resources import files
 
 import nibabel as nib
 

nibabel/tests/test_pkg_info.py

@@ -2,7 +2,6 @@
 """
 
 import pytest
-from packaging.version import Version
 
 import nibabel as nib
 from nibabel.pkg_info import cmp_pkg_version

nibabel/tests/test_spatialimages.py

@@ -9,7 +9,6 @@
 """Testing spatialimages
 """
 
-import warnings
 from io import BytesIO
 
 import numpy as np
@@ -21,10 +20,8 @@
 from ..spatialimages import HeaderDataError, SpatialHeader, SpatialImage
 from ..testing import (
     bytesio_round_trip,
-    clear_and_catch_warnings,
     expires,
     memmap_after_ufunc,
-    suppress_warnings,
 )
 from ..tmpdirs import InTemporaryDirectory