skip nvJitLink binding tests if the library is not usable

Author: leofang

cuda_bindings/tests/test_nvjitlink.py

@@ -52,6 +52,19 @@ def ptx_header(version, arch):
 ]
 
 
+def check_nvjitlink_usable():
+    from cuda.bindings._internal import nvjitlink as inner_nvjitlink
+
+    if inner_nvjitlink._inspect_function_pointer("__nvJitLinkVersion") == 0:
+        return False
+    return True
+
+
+pytestmark = pytest.mark.skipif(
+    not check_nvjitlink_usable(), reason="nvJitLink not usable, maybe not installed or too old (<12.3)"
+)
+
+
 # create a valid LTOIR input for testing
 @pytest.fixture
 def get_dummy_ltoir():

cuda_core/docs/source/conf.py

@@ -94,9 +94,11 @@
 
 
 section_titles = ["Returns"]
+
+
 def autodoc_process_docstring(app, what, name, obj, options, lines):
     if name.startswith("cuda.core.experimental.system"):
-        # patch the docstring (in lines) *in-place*. Should docstrings include section titles other than "Returns", 
+        # patch the docstring (in lines) *in-place*. Should docstrings include section titles other than "Returns",
         # this will need to be modified to handle them.
         attr = name.split(".")[-1]
         from cuda.core.experimental._system import System