remove ninja

.github/workflows/tests.yml

@@ -48,7 +48,7 @@ jobs:
         run: |
           
           pip install -r requirements-dev.txt
-          pip wheel . -v -w wheelhouse
+          pip wheel . -v -w wheelhouse --no-build-isolation
 
       - name: test
         run: |
@@ -102,7 +102,7 @@ jobs:
         run: |
           
           pip install -r requirements-dev.txt
-          pip wheel . -v -w wheelhouse
+          pip wheel . -v -w wheelhouse --no-build-isolation
 
       - name: test
         run: |

pyproject.toml

@@ -1,15 +1,5 @@
-[build-system]
-requires = [
-    "setuptools>=42",
-    "wheel",
-    "cmake>=3.12",
-    "ctypesgen",
-    "ninja",
-    "cffi"
-]
-build-backend = "setuptools.build_meta"
-
 [tool.cibuildwheel]
+environment = { PIP_NO_BUILD_ISOLATION = "false" }
 before-all = [
     "rm -rf {project}/build",
     "rm -rf *egg*",
@@ -21,10 +11,21 @@ manylinux-x86_64-image = "manylinux_2_28"
 
 [tool.cibuildwheel.linux]
 skip = ["*-manylinux_i686", "*-musllinux*"]
+environment-pass = [
+    "PIP_NO_BUILD_ISOLATION",
+]
+before-build = [
+    "pip install -r requirements-dev.txt",
+    "yum install -y epel-release && yum install -y ninja-build cmake openssl openssl-devel"
+]
+
+[tool.cibuildwheel.macos]
 before-build = [
     "pip install -r requirements-dev.txt",
-    "yum install -y epel-release && yum install -y openssl openssl-devel"
 ]
 
 [tool.cibuildwheel.windows]
 skip = ["*-win32"]
+before-build = [
+    "pip install -r requirements-dev.txt",
+]

setup.py

@@ -40,7 +40,7 @@ def build_extension(self, ext: CMakeExtension) -> None:
 
         cmake_args = [
             f"-B{build_temp}",
-            f"-G {cmake_generator}",
+            f"-G{cmake_generator}",
             f"-DCMAKE_MODULE_PATH={CMAKE_MODULE_PATH}",
             "-DCMAKE_PLATFORM_NO_VERSIONED_SONAME=ON",
             f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY={extdir / PACKAGE_NAME}",