Move dep_util to _modified and mark dep_util as deprecated.

distutils/bcppcompiler.py

@@ -24,7 +24,7 @@
 )
 from .ccompiler import CCompiler, gen_preprocess_options
 from .file_util import write_file
-from .dep_util import newer
+from ._modified import newer
 from ._log import log
 
 

distutils/ccompiler.py

@@ -18,7 +18,7 @@
 from .spawn import spawn
 from .file_util import move_file
 from .dir_util import mkpath
-from .dep_util import newer_group
+from ._modified import newer_group
 from .util import split_quoted, execute
 from ._log import log
 

distutils/cmd.py

@@ -10,7 +10,7 @@
 import logging
 
 from .errors import DistutilsOptionError
-from . import util, dir_util, file_util, archive_util, dep_util
+from . import util, dir_util, file_util, archive_util, _modified
 from ._log import log
 
 
@@ -428,7 +428,7 @@ def make_file(
         # If 'outfile' must be regenerated (either because it doesn't
         # exist, is out-of-date, or the 'force' flag is true) then
         # perform the action that presumably regenerates it
-        if self.force or dep_util.newer_group(infiles, outfile):
+        if self.force or _modified.newer_group(infiles, outfile):
             self.execute(func, args, exec_msg, level)
         # Otherwise, print the "skip" message
         else:

distutils/command/build_ext.py

@@ -19,7 +19,7 @@
 )
 from ..sysconfig import customize_compiler, get_python_version
 from ..sysconfig import get_config_h_filename
-from ..dep_util import newer_group
+from .._modified import newer_group
 from ..extension import Extension
 from ..util import get_platform
 from distutils._log import log

distutils/command/build_scripts.py

@@ -7,7 +7,7 @@
 from stat import ST_MODE
 from distutils import sysconfig
 from ..core import Command
-from ..dep_util import newer
+from .._modified import newer
 from ..util import convert_path
 from distutils._log import log
 import tokenize

distutils/file_util.py

@@ -108,7 +108,7 @@ def copy_file(  # noqa: C901
     # changing it (ie. it's not already a hard/soft link to src OR
     # (not update) and (src newer than dst).
 
-    from distutils.dep_util import newer
+    from distutils._modified import newer
     from stat import ST_ATIME, ST_MTIME, ST_MODE, S_IMODE
 
     if not os.path.isfile(src):

distutils/tests/test_dep_util.py → distutils/tests/test_modified.py

@@ -1,7 +1,7 @@
-"""Tests for distutils.dep_util."""
+"""Tests for distutils._modified."""
 import os
 
-from distutils.dep_util import newer, newer_pairwise, newer_group
+from distutils._modified import newer, newer_pairwise, newer_group
 from distutils.errors import DistutilsFileError
 from distutils.tests import support
 import pytest

distutils/unixccompiler.py

@@ -20,7 +20,7 @@
 import itertools
 
 from . import sysconfig
-from .dep_util import newer
+from ._modified import newer
 from .ccompiler import CCompiler, gen_preprocess_options, gen_lib_options
 from .errors import DistutilsExecError, CompileError, LibError, LinkError
 from ._log import log

distutils/util.py

@@ -14,7 +14,7 @@
 import functools
 
 from .errors import DistutilsPlatformError, DistutilsByteCompileError
-from .dep_util import newer
+from ._modified import newer
 from .spawn import spawn
 from ._log import log