more manual cleanups to remove python<=3.7 support

Signed-off-by: Tomasz Kłoczko <[email protected]>

Author: kloczek

docs/conf.py

@@ -13,11 +13,6 @@
 import warnings
 from pathlib import Path
 
-if sys.version_info < (3, 8):
-    import importlib_metadata
-else:
-    import importlib.metadata as importlib_metadata
-
 try:
     import scikit_build_core
 except ModuleNotFoundError:
@@ -32,7 +27,7 @@
     from scikit_build_core import __version__ as version
 except ModuleNotFoundError:
     try:
-        version = importlib_metadata.version("scikit_build_core")
+        version = importlib.metadata.version("scikit_build_core")
     except ModuleNotFoundError:
         msg = (
             "Package should be installed to produce documentation! "

src/scikit_build_core/_compat/importlib/metadata.py

@@ -6,9 +6,7 @@
 from importlib.metadata import PathDistribution, version
 
 if typing.TYPE_CHECKING:
-    if sys.version_info < (3, 8):
-        from importlib_metadata import EntryPoints
-    elif sys.version_info < (3, 10):
+    if sys.version_info < (3, 10):
         from importlib.metadata import EntryPoint
 
         EntryPoints = typing.List[EntryPoint]
@@ -23,11 +21,6 @@ def entry_points(*, group: str) -> EntryPoints:
         return _metadata.entry_points(group=group)
 
     epg = _metadata.entry_points()
-
-    if sys.version_info < (3, 8) and hasattr(epg, "select"):
-        return epg.select(group=group)  # type: ignore[no-any-return, no-untyped-call]
-
-    # pylint: disable-next=no-member
     return epg.get(group, [])
 
 

src/scikit_build_core/builder/sysconfig.py

@@ -129,13 +129,6 @@ def get_host_platform() -> str:
     Return a string that identifies the current platform. This mimics
     setuptools get_host_platform (without 3.8 aix compat).
     """
-
-    if sys.version_info < (3, 8) and os.name == "nt":
-        if "(arm)" in sys.version.lower():
-            return "win-arm32"
-        if "(arm64)" in sys.version.lower():
-            return "win-arm64"
-
     return sysconfig.get_platform()
 
 
@@ -176,13 +169,7 @@ def get_soabi(env: Mapping[str, str], *, abi3: bool = False) -> str:
     if setuptools_ext_suffix:
         return setuptools_ext_suffix.rsplit(".", 1)[0].lstrip(".")
 
-    if sys.version_info < (3, 8, 7):
-        # See https://github.com/python/cpython/issues/84006
-        import distutils.sysconfig  # pylint: disable=deprecated-module
-
-        ext_suffix = distutils.sysconfig.get_config_var("EXT_SUFFIX")
-    else:
-        ext_suffix = sysconfig.get_config_var("EXT_SUFFIX")
+    ext_suffix = sysconfig.get_config_var("EXT_SUFFIX")
 
     assert isinstance(ext_suffix, str)
     return ext_suffix.rsplit(".", 1)[0].lstrip(".")

src/scikit_build_core/settings/documentation.py

@@ -3,7 +3,6 @@
 import ast
 import dataclasses
 import inspect
-import sys
 import textwrap
 from pathlib import Path
 from typing import TYPE_CHECKING
@@ -24,10 +23,6 @@ def __dir__() -> list[str]:
 
 
 def _get_value(value: ast.expr) -> str:
-    if sys.version_info < (3, 8):
-        assert isinstance(value, ast.Str)
-        return value.s
-
     assert isinstance(value, ast.Constant)
     assert isinstance(value.value, str)
     return value.value