#363 Add EdaSdkWrapper.close() to properly destroy SDK factory on exit

Author: jbutcher21

sz_tools/sz_explorer

@@ -1209,6 +1209,12 @@ class EdaSdkWrapper:
 
         self.how_views = {"T": "tree", "S": "summary", "C": "columnar"}
 
+    def close(self):
+        try:
+            self.sz_factory.destroy()
+        except Exception:
+            pass
+
     @staticmethod
     def behavior_rank(behavior):
         freq_rank = {"F1": 1, "FF": 2, "FM": 3, "FVM": 4, "NAME": 5}
@@ -4391,5 +4397,6 @@ if __name__ == "__main__":
 
     if sz_dbo:
         sz_dbo.close()
+    sdk_wrapper.close()
 
     sys.exit()