Matching process can be interrupted sometimes from jupyter notebook (…

…it works when inside the regular search process but not when inside gradient descent, don't know why yet)

CADETMatch/jupyter.py

@@ -5,6 +5,7 @@
 import sys
 import pandas
 import psutil
+import signal
 
 class Match:
     def __init__(self, json_path):
@@ -19,6 +20,15 @@ def start_sim(self):
         pipe = subprocess.PIPE
 
         proc = subprocess.Popen(command, stdout=pipe, stderr=subprocess.STDOUT, bufsize=1)
+
+        def signal_handler(sig, frame):
+            for child in psutil.Process(proc.pid).children(recursive=True):
+                child.kill()
+            proc.kill()
+            print('Terminating')
+            sys.exit(0)
+
+        signal.signal(signal.SIGINT, signal_handler)
 
         for line in iter(proc.stdout.readline, b''):
             print(line.decode('utf-8'))

setup.py

@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="CADETMatch",
-    version="0.4.10",
+    version="0.4.11",
     author="William Heymann",
     author_email="[email protected]",
     description="CADETMatch is a parameter estimation and error modeling library for CADET",