In py3k, standard streams' names are now correct (since the io-c 
merge):

Python 3.1a1+ (py3k:70589M, Mar 25 2009, 01:01:13)
>>> import sys
>>> sys.stdin.name, sys.stdout.name, sys.stderr.name
('<stdin>', '<stdout>', '<stderr>')

The last problem occurs with imp.find_module(). But imp.find_module() 
also returns a "filename" argument, so I don't think that the issue 
really matters. Let's close it ;-)