qtvcp -pstat: add convenience function to convert file name to module pathname

used for subclassing handler files

Author: c-morley

lib/python/qtvcp/qt_pstat.py

@@ -420,6 +420,12 @@ def find_vismach_files(self):
 
         return tmp
 
+    def modnamefromFilename(self, fname):
+        panel = os.path.splitext(os.path.basename(os.path.basename(fname)))[0]
+        base = panel.replace('_handler','')
+        module = "{}.{}".format(base,panel)
+        return module
+
     # tempararily adds the screen directory to path
     # so the handler can be imported to be used for subclassing
     def importDefaultHandler(self, module=None):