Nick Coghlan <ncoghlan at iinet.net.au> writes: > Until this code: > > .>>> import pdb > .>>> pdb.True = 0 > .>>> pdb.x = "Darn writeable module dictionaries" > .>>> from pdb import True > .>>> True > 0 > .>>> from pdb import x > .>>> x > 'Darn writeable module dictionaries' If Python really does behave that way, that bug should be fixed immediately.