[Tutor] I can't believe this needs to be this complex

Dick Moores rdm at rcblue.com
Sat Aug 2 13:18:09 CEST 2008

At 03:49 AM 8/2/2008, Dick Moores wrote:
>At 03:27 AM 8/2/2008, Andre Engels wrote:
>>base64Content-Disposition: inlineOn Sat, Aug 2, 
>>2008 at 11:07 AM, Dick Moores <rdm at rcblue.com> wrote:
>> > I'm pretty new to Python's dictionaries, but I had a need for a function
>> > that would find the values in a dict that have more than one key each. It
>> > took me several hours to write. See
>> > 
>> <http://py77.python.pastebin.com/f397582d8ˆÙY[\ÈÈÈH›Ø‹›ÝÚ]ˆHexample 
>> shown, and with the dict of colors at> 
>> <http://py77.python.pastebin.com/f796752ff>.
>> >
>>]HØ[‰Ý™[Y at ve the function needs to be so complex. And also, I suppose
>> > I've reinvented the wheel (again). Please instruct me.
>> >
>>^H\ÛÙÚY\È[ˆY˜[˜ÙHÈÙ[›Üˆ›Ý\Ú[™ÈHÚ@ngle list comprehension.
>>Well, list comprehension does indeed seem the solution to your
>>problem, although a single list comprehension would not be necessary.
>>I came to http://py77.python.pastebin.com/m4dcbb34f (note: this is
>>untested, I have no Python on the computer I am working on now), or
>>http://py77.python.pastebin.com/f76ba5002 to indeed just use a single
>>list comprehension (or rather, two nested list comprehensions, again
>>untested for the above reason).
>You genius! How could you answer so quickly and 
>accurately (20 minutes!) without access to Python?
>Both of your scripts work, after I corrected one 
>typo. See <http://py77.python.pastebin.com/f7b6e51e8>.

And here's your one-liner 
(<http://py77.python.pastebin.com/f789096e9>) at 
work on the dict of colors at <http://py77.python.pastebin.com/f796752ff>.


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