Consolidate safe_name/safer_name logic

Author: di

setuptools/command/bdist_wheel.py

@@ -23,19 +23,13 @@
 from wheel.wheelfile import WheelFile
 
 from .. import Command, __version__, _shutil
+from .._normalization import safer_name
 from ..warnings import SetuptoolsDeprecationWarning
 from .egg_info import egg_info as egg_info_cls
 
 from distutils import log
 
 
-def safe_name(name: str) -> str:
-    """Convert an arbitrary string to a standard distribution name
-    Any runs of non-alphanumeric/. characters are replaced with a single '-'.
-    """
-    return re.sub("[^A-Za-z0-9.]+", "-", name)
-
-
 def safe_version(version: str) -> str:
     """
     Convert an arbitrary string to a standard version string
@@ -133,16 +127,6 @@ def get_abi_tag() -> str | None:
     return abi
 
 
-def safer_name(name: str) -> str:
-    return (
-        # Per https://packaging.python.org/en/latest/specifications/name-normalization/#name-normalization
-        re.sub(r"[-_.]+", "-", safe_name(name))
-        .lower()
-        # Per https://packaging.python.org/en/latest/specifications/binary-distribution-format/#escaping-and-unicode
-        .replace("-", "_")
-    )
-
-
 def safer_version(version: str) -> str:
     return safe_version(version).replace("-", "_")