Move file type info to utils.filetypes.

src/pip/_internal/collector.py

@@ -15,11 +15,8 @@ from pip._vendor.six.moves.urllib import parse as urllib_parse
 from pip._vendor.six.moves.urllib import request as urllib_request
 
 from pip._internal.models.link import Link
-from pip._internal.utils.misc import (
-    ARCHIVE_EXTENSIONS,
-    path_to_url,
-    redact_auth_from_url,
-)
+from pip._internal.utils.filetypes import ARCHIVE_EXTENSIONS
+from pip._internal.utils.misc import path_to_url, redact_auth_from_url
 from pip._internal.utils.typing import MYPY_CHECK_RUNNING
 from pip._internal.utils.urls import url_to_path
 from pip._internal.vcs import is_url, vcs

src/pip/_internal/index.py

@@ -24,12 +24,9 @@ from pip._internal.models.format_control import FormatControl
 from pip._internal.models.link import Link
 from pip._internal.models.selection_prefs import SelectionPreferences
 from pip._internal.models.target_python import TargetPython
+from pip._internal.utils.filetypes import WHEEL_EXTENSION
 from pip._internal.utils.logging import indent_log
-from pip._internal.utils.misc import (
-    SUPPORTED_EXTENSIONS,
-    WHEEL_EXTENSION,
-    build_netloc,
-)
+from pip._internal.utils.misc import SUPPORTED_EXTENSIONS, build_netloc
 from pip._internal.utils.packaging import check_requires_python
 from pip._internal.utils.typing import MYPY_CHECK_RUNNING
 from pip._internal.utils.urls import url_to_path

src/pip/_internal/models/link.py

@@ -3,8 +3,8 @@ import re
 
 from pip._vendor.six.moves.urllib import parse as urllib_parse
 
+from pip._internal.utils.filetypes import WHEEL_EXTENSION
 from pip._internal.utils.misc import (
-    WHEEL_EXTENSION,
     path_to_url,
     redact_auth_from_url,
     split_auth_from_netloc,

src/pip/_internal/req/constructors.py

@@ -25,12 +25,8 @@ from pip._internal.models.index import PyPI, TestPyPI
 from pip._internal.models.link import Link
 from pip._internal.pyproject import make_pyproject_path
 from pip._internal.req.req_install import InstallRequirement
-from pip._internal.utils.misc import (
-    ARCHIVE_EXTENSIONS,
-    is_installable_dir,
-    path_to_url,
-    splitext,
-)
+from pip._internal.utils.filetypes import ARCHIVE_EXTENSIONS
+from pip._internal.utils.misc import is_installable_dir, path_to_url, splitext
 from pip._internal.utils.typing import MYPY_CHECK_RUNNING
 from pip._internal.utils.urls import url_to_path
 from pip._internal.vcs import is_url, vcs

src/pip/_internal/utils/filetypes.py

@@ -0,0 +1,11 @@
+"""Filetype information.
+"""
+
+WHEEL_EXTENSION = '.whl'
+BZ2_EXTENSIONS = ('.tar.bz2', '.tbz')
+XZ_EXTENSIONS = ('.tar.xz', '.txz', '.tlz', '.tar.lz', '.tar.lzma')
+ZIP_EXTENSIONS = ('.zip', WHEEL_EXTENSION)
+TAR_EXTENSIONS = ('.tar.gz', '.tgz', '.tar')
+ARCHIVE_EXTENSIONS = (
+    ZIP_EXTENSIONS + BZ2_EXTENSIONS + TAR_EXTENSIONS + XZ_EXTENSIONS
+)

src/pip/_internal/utils/misc.py

@@ -41,6 +41,12 @@ from pip._internal.utils.compat import (
     stdlib_pkgs,
     str_to_display,
 )
+from pip._internal.utils.filetypes import (
+    BZ2_EXTENSIONS,
+    TAR_EXTENSIONS,
+    XZ_EXTENSIONS,
+    ZIP_EXTENSIONS,
+)
 from pip._internal.utils.marker_files import write_delete_marker_file
 from pip._internal.utils.typing import MYPY_CHECK_RUNNING
 from pip._internal.utils.virtualenv import (
@@ -79,7 +85,7 @@ __all__ = ['rmtree', 'display_path', 'backup_dir',
            'renames', 'get_prog',
            'call_subprocess',
            'captured_stdout', 'ensure_dir',
-           'ARCHIVE_EXTENSIONS', 'SUPPORTED_EXTENSIONS', 'WHEEL_EXTENSION',
+           'SUPPORTED_EXTENSIONS',
            'get_installed_version', 'remove_auth_from_url']
 
 
@@ -88,13 +94,6 @@ subprocess_logger = logging.getLogger('pip.subprocessor')
 
 LOG_DIVIDER = '----------------------------------------'
 
-WHEEL_EXTENSION = '.whl'
-BZ2_EXTENSIONS = ('.tar.bz2', '.tbz')
-XZ_EXTENSIONS = ('.tar.xz', '.txz', '.tlz', '.tar.lz', '.tar.lzma')
-ZIP_EXTENSIONS = ('.zip', WHEEL_EXTENSION)
-TAR_EXTENSIONS = ('.tar.gz', '.tgz', '.tar')
-ARCHIVE_EXTENSIONS = (
-    ZIP_EXTENSIONS + BZ2_EXTENSIONS + TAR_EXTENSIONS + XZ_EXTENSIONS)
 SUPPORTED_EXTENSIONS = ZIP_EXTENSIONS + TAR_EXTENSIONS
 
 try:

src/pip/_internal/utils/unpacking.py

@@ -14,11 +14,13 @@ import tarfile
 import zipfile
 
 from pip._internal.exceptions import InstallationError
-from pip._internal.utils.misc import (
+from pip._internal.utils.filetypes import (
     BZ2_EXTENSIONS,
     TAR_EXTENSIONS,
     XZ_EXTENSIONS,
     ZIP_EXTENSIONS,
+)
+from pip._internal.utils.misc import (
     current_umask,
     ensure_dir,
     file_contents,