cleanup: remove committed .pyc and redundant Python test, add .gitignore

.gitignore

@@ -0,0 +1,3 @@
+build/
+*.pyc
+__pycache__/

tests/test_standalone_build.py

@@ -1,64 +0,0 @@
-import pathlib
-import shutil
-import subprocess
-import tempfile
-import unittest
-
-
-REPO_ROOT = pathlib.Path(__file__).resolve().parents[1]
-
-
-class StandaloneBuildTest(unittest.TestCase):
-    def test_cmake_builds_and_runs_ctest(self) -> None:
-        build_dir = pathlib.Path(tempfile.mkdtemp(prefix="turboquant-cmake-"))
-        self.addCleanup(lambda: shutil.rmtree(build_dir, ignore_errors=True))
-
-        configure = subprocess.run(
-            [
-                "cmake",
-                "-S",
-                str(REPO_ROOT),
-                "-B",
-                str(build_dir),
-                "-DTURBOQUANT_BUILD_TESTS=ON",
-            ],
-            capture_output=True,
-            text=True,
-            check=False,
-        )
-        if configure.returncode != 0:
-            self.fail(
-                "cmake configure failed\n"
-                f"stdout:\n{configure.stdout}\n"
-                f"stderr:\n{configure.stderr}"
-            )
-
-        build = subprocess.run(
-            ["cmake", "--build", str(build_dir)],
-            capture_output=True,
-            text=True,
-            check=False,
-        )
-        if build.returncode != 0:
-            self.fail(
-                "cmake build failed\n"
-                f"stdout:\n{build.stdout}\n"
-                f"stderr:\n{build.stderr}"
-            )
-
-        ctest = subprocess.run(
-            ["ctest", "--test-dir", str(build_dir), "--output-on-failure"],
-            capture_output=True,
-            text=True,
-            check=False,
-        )
-        if ctest.returncode != 0:
-            self.fail(
-                "ctest failed\n"
-                f"stdout:\n{ctest.stdout}\n"
-                f"stderr:\n{ctest.stderr}"
-            )
-
-
-if __name__ == "__main__":
-    unittest.main()