Avoided setup-dependent error (file structuring). Implemented TNMR application search and re-open if it closes. This will not fix any particularly odd situations, but it will recover the majority of TNMR crashes and user error.

frappy_psi/tnmr/tnmr_interface.py

@@ -17,6 +17,8 @@ import win32com.client
 import pythoncom
 import frappy_psi.tnmr.NTNMR as NTNMR
 
+import winapps
+
 import time
 import json
 import traceback
@@ -102,8 +104,21 @@ class TNMR:
             pythoncom.CoInitialize()
             return win32com.client.GetActiveObject("NTNMR.Application")
         except pythoncom.com_error:
+            try:
+                self.open_TNMR()
+                time.sleep(10)
+                # try again
+                pythoncom.CoInitialize()
+                return win32com.client.GetActiveObject("NTNMR.Application")
+            except:
+                raise TNMRNotRunnningError
             raise TNMRNotRunnningError
 
+    def open_TNMR(self):
+        '''Tries to open up TNMR, using its registration in the Windows registry'''
+        for app in winapps.search_installed('TNMR'):
+            os.system('start ' + str(app.install_location.absolute()) + '\\bin\\TNMR.exe')
+
     def execute_cmd(self, cmd):
         '''Sends an arbitrary command through to TNMR'''
         print('W: Executing arbitrary command: ' + f'out = self.get_instance().{cmd}')