Now alises are know from the creation of the Fig

myFig.py

@@ -96,6 +96,7 @@ class MyFig(Figure):
         self.reformat     = kwargs.pop('reformat', D_REFORMAT)
         self.debug        = kwargs.pop('debug', D_DEBUG)
         self.formatted    = kwargs.pop('formatted', D_FORMATTED)
+        self.aliases      = {}
         
         # parent constructor
         Figure.__init__(self, figsize=self.FIGSIZE)