MAINT: remove unused stdlib imports

14 files changed, 4 insertions, 24 deletions

diff --git a/numpy/conftest.py b/numpy/conftest.py
index 7b1771748..4d4d055ec 100644
--- a/numpy/conftest.py
+++ b/numpy/conftest.py
@@ -3,10 +3,8 @@ Pytest configuration and fixtures for the Numpy test suite.
 """
 from __future__ import division, absolute_import, print_function
 
-import warnings
 import pytest
 import numpy
-import importlib
 
 from numpy.core._multiarray_tests import get_fpu_mode
 
diff --git a/numpy/core/setup.py b/numpy/core/setup.py
index b41580030..bea9ff392 100644
--- a/numpy/core/setup.py
+++ b/numpy/core/setup.py
@@ -4,7 +4,6 @@ import os
 import sys
 import pickle
 import copy
-import sysconfig
 import warnings
 import platform
 from os.path import join
diff --git a/numpy/ctypeslib.py b/numpy/ctypeslib.py
index 329c7a280..24cfc6762 100644
--- a/numpy/ctypeslib.py
+++ b/numpy/ctypeslib.py
@@ -54,7 +54,7 @@ from __future__ import division, absolute_import, print_function
 __all__ = ['load_library', 'ndpointer', 'test', 'ctypes_load_library',
            'c_intp', 'as_ctypes', 'as_array']
 
-import sys, os
+import os
 from numpy import integer, ndarray, dtype as _dtype, deprecate, array
 from numpy.core.multiarray import _flagdict, flagsobj
 
diff --git a/numpy/distutils/command/build_ext.py b/numpy/distutils/command/build_ext.py
index 0b8df194b..18d36480a 100644
--- a/numpy/distutils/command/build_ext.py
+++ b/numpy/distutils/command/build_ext.py
@@ -4,8 +4,6 @@
 from __future__ import division, absolute_import, print_function
 
 import os
-import sys
-import shutil
 import subprocess
 from glob import glob
 
diff --git a/numpy/distutils/fcompiler/gnu.py b/numpy/distutils/fcompiler/gnu.py
index 488a5a7e6..f151809c7 100644
--- a/numpy/distutils/fcompiler/gnu.py
+++ b/numpy/distutils/fcompiler/gnu.py
@@ -10,7 +10,6 @@ import hashlib
 import base64
 import subprocess
 from subprocess import Popen, PIPE, STDOUT
-from copy import copy
 from numpy.distutils.exec_command import filepath_from_subprocess_output
 from numpy.distutils.fcompiler import FCompiler
 from numpy.distutils.compat import get_exception
diff --git a/numpy/distutils/fcompiler/pg.py b/numpy/distutils/fcompiler/pg.py
index e6c816baa..99071800a 100644
--- a/numpy/distutils/fcompiler/pg.py
+++ b/numpy/distutils/fcompiler/pg.py
@@ -2,7 +2,6 @@
 from __future__ import division, absolute_import, print_function
 
 import sys
-import os
 
 from numpy.distutils.fcompiler import FCompiler, dummy_fortran_file
 from sys import platform
@@ -62,8 +61,6 @@ class PGroupFCompiler(FCompiler):
 
 
 if sys.version_info >= (3, 5):
-    import subprocess
-    import shlex
     import functools
 
     class PGroupFlangCompiler(FCompiler):
diff --git a/numpy/distutils/lib2def.py b/numpy/distutils/lib2def.py
index 0a5364566..2d013a1e3 100644
--- a/numpy/distutils/lib2def.py
+++ b/numpy/distutils/lib2def.py
@@ -2,7 +2,6 @@ from __future__ import division, absolute_import, print_function
 
 import re
 import sys
-import os
 import subprocess
 
 __doc__ = """This module generates a DEF file from the symbols in
diff --git a/numpy/distutils/npy_pkg_config.py b/numpy/distutils/npy_pkg_config.py
index 9df7c0031..ea16e772d 100644
--- a/numpy/distutils/npy_pkg_config.py
+++ b/numpy/distutils/npy_pkg_config.py
@@ -5,9 +5,9 @@ import re
 import os
 
 if sys.version_info[0] < 3:
-    from ConfigParser import RawConfigParser, NoOptionError
+    from ConfigParser import RawConfigParser
 else:
-    from configparser import RawConfigParser, NoOptionError
+    from configparser import RawConfigParser
 
 __all__ = ['FormatError', 'PkgNotFound', 'LibraryInfo', 'VariableSet',
         'read_config', 'parse_flags']
diff --git a/numpy/distutils/system_info.py b/numpy/distutils/system_info.py
index a901e2906..79adcc334 100644
--- a/numpy/distutils/system_info.py
+++ b/numpy/distutils/system_info.py
@@ -126,7 +126,6 @@ import os
 import re
 import copy
 import warnings
-import atexit
 from glob import glob
 from functools import reduce
 if sys.version_info[0] < 3:
diff --git a/numpy/f2py/setup.py b/numpy/f2py/setup.py
index e95b9584f..c0c50ce54 100644
--- a/numpy/f2py/setup.py
+++ b/numpy/f2py/setup.py
@@ -18,10 +18,6 @@ Pearu Peterson
 """
 from __future__ import division, print_function
 
-import os
-import sys
-from distutils.dep_util import newer
-from numpy.distutils import log
 from numpy.distutils.core import setup
 from numpy.distutils.misc_util import Configuration
 
diff --git a/numpy/lib/npyio.py b/numpy/lib/npyio.py
index 77e007d23..7eb203868 100644
--- a/numpy/lib/npyio.py
+++ b/numpy/lib/npyio.py
@@ -1,6 +1,5 @@
 from __future__ import division, absolute_import, print_function
 
-import io
 import sys
 import os
 import re
diff --git a/numpy/matrixlib/setup.py b/numpy/matrixlib/setup.py
index 8c383cece..d0981d658 100644
--- a/numpy/matrixlib/setup.py
+++ b/numpy/matrixlib/setup.py
@@ -1,8 +1,6 @@
 #!/usr/bin/env python
 from __future__ import division, print_function
 
-import os
-
 def configuration(parent_package='', top_path=None):
     from numpy.distutils.misc_util import Configuration
     config = Configuration('matrixlib', parent_package, top_path)
diff --git a/numpy/polynomial/chebyshev.py b/numpy/polynomial/chebyshev.py
index f14ed988d..f1ddc9b06 100644
--- a/numpy/polynomial/chebyshev.py
+++ b/numpy/polynomial/chebyshev.py
@@ -89,7 +89,6 @@ References
 """
 from __future__ import division, absolute_import, print_function
 
-import numbers
 import warnings
 import numpy as np
 import numpy.linalg as la
diff --git a/numpy/random/setup.py b/numpy/random/setup.py
index 3f3b773a4..394a70ead 100644
--- a/numpy/random/setup.py
+++ b/numpy/random/setup.py
@@ -1,7 +1,6 @@
 from __future__ import division, print_function
 
-from os.path import join, split, dirname
-import os
+from os.path import join
 import sys
 from distutils.dep_util import newer
 from distutils.msvccompiler import get_build_version as get_msvc_build_version