Merge pull request pyrevitlabs#2535 from reformstudios/dev/2527

fix: incorrect handling of PYTHONPATH in SetupSearchPaths()
sanzoghenzo · Jan 25, 2025 · a00956d · a00956d
2 parents 7ee88d8 + 1d26630
commit a00956d
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/dev/pyRevitLabs.PyRevit.Runtime/CPythonEngine.cs b/dev/pyRevitLabs.PyRevit.Runtime/CPythonEngine.cs
@@ -198,11 +198,18 @@ private void SetupSearchPaths(ref ScriptRuntime runtime) {
             // set sys paths
             PyList sysPaths = RestoreSearchPaths();
 
-            // manually add PYTHONPATH since we are overwriting the sys paths
+            // manually add each path in PYTHONPATH since we are overwriting the sys paths
             var pythonPath = Environment.GetEnvironmentVariable("PYTHONPATH");
             if (!string.IsNullOrEmpty(pythonPath))
             {
-                sysPaths.Append(new PyString(pythonPath));
+                var paths = pythonPath.Split(Path.PathSeparator);
+                foreach (var path in paths)
+                {
+                    if (!string.IsNullOrWhiteSpace(path) && Directory.Exists(path)) 
+                    {
+                        sysPaths.Append(new PyString(path)); 
+                    }
+                }
             }
 
             // now add the search paths for the script bundle