fix

.github/workflows/coverage.yml

@@ -27,7 +27,7 @@ jobs:
     - uses: actions/setup-python@v2
       with:
         python-version: 3.9
-    - run: python -m pip install --upgrade pip
+    - run: python -m pip install --upgrade pip wheel
     - run: python -m pip install --prefer-binary coverage
     - run: python -m pip install --prefer-binary -e .[test]
     - run: coverage run -m pytest

.github/workflows/test.yml

@@ -18,7 +18,7 @@ jobs:
           - os: windows-latest
             python-version: "3.10"
           - os: macos-latest
-            python-version: "3.6"
+            python-version: "3.7"
           - os: ubuntu-latest
             python-version: "pypy-3.7"
       fail-fast: false
@@ -29,6 +29,6 @@ jobs:
     - uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
-    - run: python -m pip install --upgrade pip
+    - run: python -m pip install --upgrade pip wheel
     - run: python -m pip install --prefer-binary -v -e .[test]
     - run: python -m pytest

CMakeLists.txt

@@ -24,6 +24,7 @@ endif()
 set(HEPMC3_ENABLE_ROOTIO OFF CACHE BOOL "" FORCE)
 set(HEPMC3_ENABLE_PYTHON OFF CACHE BOOL "" FORCE)
 set(HEPMC3_BUILD_STATIC_LIBS OFF CACHE BOOL "" FORCE)
+set(HEPMC3_ENABLE_SEARCH OFF CACHE BOOL "" FORCE)
 add_subdirectory(extern/HepMC3)
 
 file(GLOB SOURCES "src/*.cpp")
@@ -32,7 +33,7 @@ pybind11_add_module(_core MODULE ${SOURCES})
 target_link_libraries(_core PRIVATE HepMC3)
 
 if(MSVC)
-  # target_compile_options(_core PRIVATE)
+  target_compile_options(_core PRIVATE /bigobj)
 else()
   # ignore warnings raised by HepMC3 code
   target_compile_options(_core PRIVATE