On: DotDict: A simple Python library to make chained a...

[samwillis]

They could add a __bool__ method to the class the returns false when that level of the namespace is empty. That would allow:

   if a.b.c:
       print("c:", a.b.c)

[rozab → samwillis]

The __contains__ method should be used (and indeed is). What if a.b.c = False?