MAINT: Remove implicit inheritance from object class (#15236)

Inheriting from object was necessary for Python 2 compatibility to use
new-style classes. In Python 3, this is unnecessary as there are no
old-style classes.

Dropping the object is more idiomatic Python.

1 files changed, 4 insertions, 4 deletions

diff --git a/numpy/distutils/tests/test_exec_command.py b/numpy/distutils/tests/test_exec_command.py
index 8c3a4516a..2ac0a6308 100644
--- a/numpy/distutils/tests/test_exec_command.py
+++ b/numpy/distutils/tests/test_exec_command.py
@@ -13,7 +13,7 @@ if sys.version_info[0] >= 3:
 else:
     from StringIO import StringIO
 
-class redirect_stdout(object):
+class redirect_stdout:
     """Context manager to redirect stdout for exec_command test."""
     def __init__(self, stdout=None):
         self._stdout = stdout or sys.stdout
@@ -28,7 +28,7 @@ class redirect_stdout(object):
         # note: closing sys.stdout won't close it.
         self._stdout.close()
 
-class redirect_stderr(object):
+class redirect_stderr:
     """Context manager to redirect stderr for exec_command test."""
     def __init__(self, stderr=None):
         self._stderr = stderr or sys.stderr
@@ -43,7 +43,7 @@ class redirect_stderr(object):
         # note: closing sys.stderr won't close it.
         self._stderr.close()
 
-class emulate_nonposix(object):
+class emulate_nonposix:
     """Context manager to emulate os.name != 'posix' """
     def __init__(self, osname='non-posix'):
         self._new_name = osname
@@ -96,7 +96,7 @@ def test_exec_command_stderr():
                         exec_command.exec_command("cd '.'")
 
 
-class TestExecCommand(object):
+class TestExecCommand:
     def setup(self):
         self.pyexe = get_pythonexe()