break: drop unused riscv64 enable option (#2525)

cibuildwheel/__main__.py

@@ -463,13 +463,6 @@ def detect_warnings(*, options: Options) -> Generator[str, None, None]:
     build_selector = options.globals.build_selector
     test_selector = options.globals.test_selector
 
-    if EnableGroup.CPythonExperimentalRiscV64 in build_selector.enable:
-        yield (
-            "'cpython-experimental-riscv64' enable is deprecated and will be removed in a future version. "
-            "It should be removed from tool.cibuildwheel.enable in pyproject.toml "
-            "or CIBW_ENABLE environment variable."
-        )
-
     all_valid_identifiers = [
         config.identifier
         for module in ALL_PLATFORM_MODULES.values()

cibuildwheel/resources/cibuildwheel.schema.json

@@ -13,7 +13,6 @@
     },
     "enable": {
       "enum": [
-        "cpython-experimental-riscv64",
         "cpython-freethreading",
         "cpython-prerelease",
         "graalpy",

cibuildwheel/selector.py

@@ -29,7 +29,6 @@ class EnableGroup(StrEnum):
     Groups of build selectors that are not enabled by default.
     """
 
-    CPythonExperimentalRiscV64 = "cpython-experimental-riscv64"
     CPythonFreeThreading = "cpython-freethreading"
     CPythonPrerelease = "cpython-prerelease"
     GraalPy = "graalpy"
@@ -39,7 +38,7 @@ class EnableGroup(StrEnum):
 
     @classmethod
     def all_groups(cls) -> frozenset["EnableGroup"]:
-        return frozenset(set(cls) - {cls.CPythonExperimentalRiscV64})
+        return frozenset(cls)
 
     @classmethod
     def parse_option_value(cls, value: str) -> frozenset["EnableGroup"]: