On 03/12/2015 01:15, c.bu...@posteo.jp wrote:
I would like to know how this could be done more elegant/pythonic.

I have a big list (over 10.000 items) with strings (each 100 to 300
chars long) and want to filter them.

list = .....

for item in list[:]:
   if 'Banana' in item:
      list.remove(item)
   if 'Car' in item:
      list.remove(item)

There are a lot of more conditions of course. This is just example code.
It doesn't look nice to me. To much redundance.

targets = ['Banana', 'Car'...]
for item in list[:]:
    for target in targets:
        if target in item:
            list.remove(item)


btw: Is it correct to iterate over a copy (list[:]) of that string list
and not the original one?


Absolutely :)

--
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.

Mark Lawrence

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