Fix importmerge tool for crash on editing imported db

Author: prculley

ImportMerge/importmerge.gpr.py

@@ -29,7 +29,7 @@
     id = 'import_merge',
     name = _("Import and Merge tool"),
     description = _("Compares a Gramps XML database with the current one, and allows merging of the differences."),
-    version = '0.0.10',
+    version = '0.0.11',
     gramps_target_version = "5.0",
     status = STABLE,
     fname = 'importmerge.py',

ImportMerge/importmerge.py

@@ -1027,6 +1027,8 @@ def edit_callback(self, *args):
         Should never get a delete operation'''
         edit_hndl = self.diff_list[self.diff_iter][HNDL]
         obj_type = args[0].capitalize()
+        handle_func1 = self.db1.method('get_%s_from_handle', obj_type)
+        handle_func2 = self.db2.method('get_%s_from_handle', obj_type)
         if args[1] == 'update':
             for hndl in args[2]:
                 if self.added.get(hndl) or self.diffs.get(hndl):