Use libclang package from PyPI (#12)

closes #11

Author: jbcoe

.github/workflows/python.yml

@@ -8,7 +8,6 @@ on:
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
     strategy:
       matrix:
@@ -34,6 +33,4 @@ jobs:
       - name: Type checks
         run: uv run mypy *.py --check-untyped-defs
       - name: Tests
-        run: |
-          PY_CPPMODEL_LIBCLANG_PATH=/usr/lib/llvm-18/lib/libclang-18.so.1 \
-          uv run python -m unittest discover --verbose .
+        run: uv run python -m unittest discover --verbose .

README.md

@@ -14,11 +14,6 @@
 `py_cppmodel` is a Python wrapper around clang's python bindings to generate a
 simple Python model of a C++ translation unit.
 
-## Limitations
-
-Currently the environment variable `PY_CPPMODEL_LIBCLANG_PATH` must be defined
-to specify where libclang can be found. This may be fixed in the future.
-
 ## Development
 
 To set up the development environment, execute the following commands:
@@ -30,7 +25,7 @@ uv sync
 To run the tests, run:
 
 ```sh
-./test.macos.sh
+uv run python -m unittest discover --verbose .
 ```
 
 To run type checking:

Sandbox.ipynb

@@ -32,21 +32,6 @@
     "tags": []
    },
    "outputs": [],
-   "source": [
-    "# TODO: Change this for your OS-dependent or locally-built libclang path.\n",
-    "clang.cindex.Config.set_library_file(\n",
-    "    \"/Library/Developer/CommandLineTools/usr/lib/libclang.dylib\"\n",
-    ")"
-   ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "id": "3",
-   "metadata": {
-    "tags": []
-   },
-   "outputs": [],
    "source": [
     "COMPILER_ARGS = [\n",
     "    \"-x\",\n",
@@ -60,7 +45,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "id": "4",
+   "id": "3",
    "metadata": {
     "tags": []
    },
@@ -81,7 +66,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "id": "5",
+   "id": "4",
    "metadata": {
     "tags": []
    },
@@ -93,7 +78,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "id": "6",
+   "id": "5",
    "metadata": {},
    "outputs": [],
    "source": []

pyproject.toml

@@ -8,6 +8,7 @@ license = { file = "LICENSE" }
 authors = [{ name = "J.B. Coe", email = "jonathanbcoe@gmail.com" }]
 dependencies = [
     "clang>=14.0",
+    "libclang>=18.1.1",
 ]
 
 [project.urls]

test.macos.sh

@@ -7,5 +7,4 @@ uv sync
 uv run mypy *.py --check-untyped-defs
 
 # Unit tests
-PY_CPPMODEL_LIBCLANG_PATH=/Library/Developer/CommandLineTools/usr/lib/libclang.dylib \
 uv run python -m unittest discover --verbose .

test_parse_standard_library_includes.py

@@ -6,12 +6,6 @@
 
 from ctypes.util import find_library
 
-LIBCLANG_PATH = os.environ.get("PY_CPPMODEL_LIBCLANG_PATH")
-if not LIBCLANG_PATH:
-    raise RuntimeError("PY_CPPMODEL_LIBCLANG_PATH is unset")
-
-clang.cindex.Config.set_library_file(LIBCLANG_PATH)  # type: ignore
-
 from clang.cindex import TranslationUnit
 
 COMPILER_ARGS = [

test_py_cppmodel.py

@@ -3,12 +3,6 @@
 import py_cppmodel
 import unittest
 
-LIBCLANG_PATH = os.environ.get("PY_CPPMODEL_LIBCLANG_PATH")
-if not LIBCLANG_PATH:
-    raise RuntimeError("PY_CPPMODEL_LIBCLANG_PATH is unset")
-
-clang.cindex.Config.set_library_file(LIBCLANG_PATH)  # type: ignore
-
 from clang.cindex import TranslationUnit
 
 COMPILER_ARGS = [