Spell-checking Python source code

[Ricardo Aráoz]

John Zenger wrote:
> To my horror, someone pointed out to me yesterday that a web app I
> wrote has been prominently displaying a misspelled word.  The word was
> buried in my code.
> 
> Is there a utility out there that will help spell-check literal
> strings entered into Python source code?  I don't mean spell-check
> strings entered by the user; I mean, go through the .py file, isolate
> strings, and tell me when the strings contain misspelled words.  In an
> ideal world, my IDE would do this with a red wavy line.
> 
> I guess a second-best thing would be an easy technique to open a .py
> file and isolate all strings in it.
> 
> (I know that the better practice is to isolate user-displayed strings
> from the code, but in this case that just didn't happen.)
> 

Use the re module, identify the strings and write them to another file,
then open the file with your spell checker. Program shouldn't be more
than 10 lines.