Try different cuda package names:

sub-packages: '["nvcc", "cudart", "cublas", "cufft", "curand", "cusolver"]'

Author: bnbailey-psl

.github/workflows/build-wheels.yml

@@ -154,7 +154,7 @@ jobs:
         cuda: '11.8.0'
         method: 'network'  # Downloads only needed components
         # Install only essential packages for PyHelios GPU plugins (~2-3GB vs 8GB+ full toolkit)
-        sub-packages: '["nvcc", "cudart", "cublas-dev", "cufft-dev", "curand-dev", "cusolver-dev"]'
+        sub-packages: '["nvcc", "cudart", "cublas", "cufft", "curand", "cusolver"]'
 
     - name: Build wheels
       run: python -m cibuildwheel --output-dir wheelhouse

native/src/pyhelios_wrapper_common.cpp

@@ -12,14 +12,8 @@ static thread_local int last_error_code = PYHELIOS_SUCCESS;
 
 // Helper function to set error state with PyHelios error codes
 void setError(int error_code, const std::string& message) {
-    // Debug logging for macOS CI thread_local investigation
-    fprintf(stderr, "[DEBUG-THREAD_LOCAL] setError called: code=%d, message=%s\n", error_code, message.c_str());
-    fprintf(stderr, "[DEBUG-THREAD_LOCAL] Previous error state: code=%d\n", last_error_code);
-
     last_error_code = error_code;
     last_error_message = message;
-
-    fprintf(stderr, "[DEBUG-THREAD_LOCAL] Error state updated: code=%d\n", last_error_code);
 }
 
 extern "C" {
@@ -29,7 +23,6 @@ extern "C" {
     //=============================================================================
 
     int getLastErrorCode() {
-        fprintf(stderr, "[DEBUG-THREAD_LOCAL] getLastErrorCode() returning: %d\n", last_error_code);
         return last_error_code;
     }
 
@@ -38,10 +31,8 @@ extern "C" {
     }
 
     void clearError() {
-        fprintf(stderr, "[DEBUG-THREAD_LOCAL] clearError() called, previous code: %d\n", last_error_code);
         last_error_code = PYHELIOS_SUCCESS;
         last_error_message.clear();
-        fprintf(stderr, "[DEBUG-THREAD_LOCAL] clearError() completed, new code: %d\n", last_error_code);
     }
 
 } //extern "C"

native/src/pyhelios_wrapper_context.cpp

@@ -1476,45 +1476,24 @@ extern "C" {
     }
 
     void setPrimitiveDataInt(helios::Context* context, unsigned int uuid, const char* label, int value) {
-        // Clear error state before any operation to prevent contamination from previous calls
         clearError();
-
-        // Debug logging for macOS CI investigation
-        fprintf(stderr, "[DEBUG-MACOS] setPrimitiveDataInt: uuid=%u, label=%s, value=%d\n", uuid, label, value);
-        fprintf(stderr, "[DEBUG-MACOS] Initial error state: code=%d\n", getLastErrorCode());
-
         try {
             if (!context) {
                 setError(PYHELIOS_ERROR_INVALID_PARAMETER, "Context pointer is null");
-                fprintf(stderr, "[DEBUG-MACOS] ERROR: Context pointer is null\n");
                 return;
             }
             if (!label) {
                 setError(PYHELIOS_ERROR_INVALID_PARAMETER, "Label is null");
-                fprintf(stderr, "[DEBUG-MACOS] ERROR: Label is null\n");
                 return;
             }
 
-            fprintf(stderr, "[DEBUG-MACOS] About to call context->setPrimitiveData()\n");
             context->setPrimitiveData(uuid, label, value);
 
-            // Memory barrier to ensure data write completion before verification
-            std::atomic_thread_fence(std::memory_order_seq_cst);
-            fprintf(stderr, "[DEBUG-MACOS] context->setPrimitiveData() completed successfully with memory barrier\n");
-
-            // Immediate verification to debug thread_local storage issue
-            bool exists_immediately = context->doesPrimitiveDataExist(uuid, label);
-            fprintf(stderr, "[DEBUG-MACOS] Immediate verification: exists=%s\n", exists_immediately ? "true" : "false");
-
         } catch (const std::exception& e) {
             setError(PYHELIOS_ERROR_RUNTIME, std::string("ERROR (Context::setPrimitiveData): ") + e.what());
-            fprintf(stderr, "[DEBUG-MACOS] Exception caught: %s\n", e.what());
         } catch (...) {
             setError(PYHELIOS_ERROR_UNKNOWN, "ERROR (Context::setPrimitiveData): Unknown error setting primitive data int.");
-            fprintf(stderr, "[DEBUG-MACOS] Unknown exception caught\n");
         }
-
-        fprintf(stderr, "[DEBUG-MACOS] Final error state: code=%d\n", getLastErrorCode());
     }
 
     void setPrimitiveDataString(helios::Context* context, unsigned int uuid, const char* label, const char* value) {
@@ -1617,44 +1596,26 @@ extern "C" {
     }
 
     bool doesPrimitiveDataExist(helios::Context* context, unsigned int uuid, const char* label) {
-        // Clear error state before any operation to prevent contamination from previous calls
         clearError();
-
-        // Debug logging for macOS CI investigation
-        fprintf(stderr, "[DEBUG-MACOS] doesPrimitiveDataExist: uuid=%u, label=%s\n", uuid, label);
-        fprintf(stderr, "[DEBUG-MACOS] Initial error state: code=%d\n", getLastErrorCode());
-
         try {
             if (!context) {
                 setError(PYHELIOS_ERROR_INVALID_PARAMETER, "Context pointer is null");
-                fprintf(stderr, "[DEBUG-MACOS] ERROR: Context pointer is null\n");
                 return false;
             }
             if (!label) {
                 setError(PYHELIOS_ERROR_INVALID_PARAMETER, "Label is null");
-                fprintf(stderr, "[DEBUG-MACOS] ERROR: Label is null\n");
                 return false;
             }
 
-            fprintf(stderr, "[DEBUG-MACOS] About to call context->doesPrimitiveDataExist()\n");
+            return context->doesPrimitiveDataExist(uuid, label);
 
-            // Memory barrier to ensure any pending writes are visible before reading
-            std::atomic_thread_fence(std::memory_order_acquire);
-            bool result = context->doesPrimitiveDataExist(uuid, label);
-            fprintf(stderr, "[DEBUG-MACOS] context->doesPrimitiveDataExist() returned: %s (with memory barrier)\n", result ? "true" : "false");
-
-            return result;
         } catch (const std::exception& e) {
             setError(PYHELIOS_ERROR_RUNTIME, std::string("ERROR (Context::doesPrimitiveDataExist): ") + e.what());
-            fprintf(stderr, "[DEBUG-MACOS] Exception caught: %s\n", e.what());
             return false;
         } catch (...) {
             setError(PYHELIOS_ERROR_UNKNOWN, "ERROR (Context::doesPrimitiveDataExist): Unknown error checking primitive data existence.");
-            fprintf(stderr, "[DEBUG-MACOS] Unknown exception caught\n");
             return false;
         }
-
-        fprintf(stderr, "[DEBUG-MACOS] Final error state: code=%d\n", getLastErrorCode());
     }
 
     void setPrimitiveDataVec3(helios::Context* context, unsigned int uuid, const char* label, float x, float y, float z) {