anagrams.py

words = (w.strip().lower() for w in open('/usr/share/dict/words'))
#words = "now is the time for all good lal men godo".split()

def charsorted(word):
    return "".join(sorted(list(word))) 

results = dict()
for word,index in ((word,charsorted(word)) for word in words):
    if index not in results:
        results[index] = []
    results[index].append(word)

anagrams = (anagrams for anagrams in results.itervalues() if len(anagrams)>1)
for i,anagram in enumerate(anagrams,1):
    print i," ".join(anagram)