Drew wrote:
> I recently saw this website: http://www.norvig.com/spell-correct.html
>
> All the code makes sense to me save one line:
>
> def known_edits2(word):
> return set(e2 for e1 in edits1(word) for e2 in edits1(e1) if e2 in
> NWORDS)
This is the same as:
result = set()
for e1 in edits1(word):
for e2 in edits1(e1):
if e2 in NWORDS:
result.add(e2)
return result
The thing between the ``set(`` and ``)`` is called a generator
comprehension if you'd like to look into it further.
STeVe
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