Make sure chdir is set back

python_scripts/run_simstadt_from_python/run_simstadt_workflow.py

@@ -44,7 +44,7 @@ from pathlib import Path
 import logging
 import platform
 import subprocess
-import os
+import contextlib
 import sys
 from xml.etree import ElementTree as et
 
@@ -147,20 +147,20 @@ def simstadt_script():
 
 
 def run_simstadt(simstadt_path: Path, workflow_path:Path , name: str):
-    os.chdir(simstadt_path)
-    try:
-        logging.info("\n# Launching %s:", name)
-        result = subprocess.run([simstadt_script(), str(workflow_path)],
-                                text=True,
-                                capture_output=True,
-                                check=True
-                                )
-        logging.debug(result.stderr)
-        logging.info("  Workflow finished succesfuly!\n")
-    except subprocess.CalledProcessError:
-        # NOTE: Current SimStadt actually never raises an error.
-        logging.warning("  Workflow failed!\n")
-        logging.info(result.stderr)
+    with contextlib.chdir(simstadt_path):
+        try:
+            logging.info("\n# Launching %s:", name)
+            result = subprocess.run([simstadt_script(), str(workflow_path)],
+                                    text=True,
+                                    capture_output=True,
+                                    check=True
+                                    )
+            logging.debug(result.stderr)
+            logging.info("  Workflow finished succesfuly!\n")
+        except subprocess.CalledProcessError:
+            # NOTE: Current SimStadt actually never raises an error.
+            logging.warning("  Workflow failed!\n")
+            logging.info(result.stderr)
 
 
 def compare_written_files(repo_path: Path, before, after) -> list[Path]: