Update biopython/mcp_output/mcp_plugin/mcp_service.py

biopython/mcp_output/mcp_plugin/mcp_service.py

@@ -10,8 +10,14 @@ if source_path not in sys.path:
 from fastmcp import FastMCP
 
 # Core Biopython utilities from setup.py
-from setup import can_import as biopy_can_import
-from setup import get_version as biopy_get_version
+# setup.py expects to be executed from the source root to find Bio/__init__.py
+_orig_cwd = os.getcwd()
+try:
+    os.chdir(source_path)
+    from setup import can_import as biopy_can_import
+    from setup import get_version as biopy_get_version
+finally:
+    os.chdir(_orig_cwd)
 
 # Script entrypoints (aliased to avoid name shadowing)
 from Scripts.query_pubmed import print_usage as query_pubmed_print_usage