how to remove multiple occurrences of a string within a list?
Thomas Nelson
thn at mail.utexas.edu
Tue Apr 3 14:53:50 EDT 2007
bahoo wrote:
> Hi,
>
> I have a list like ['0024', 'haha', '0024']
> and as output I want ['haha']
>
> If I
> myList.remove('0024')
>
> then only the first instance of '0024' is removed.
>
> It seems like regular expressions is the rescue, but I couldn't find
> the right tool.
>
> Thanks!
> bahoo
It's hard to imagine using regular expressions here. Here's a simple
attempt:
def removeall(mylist,obj):
while obj in mylist:
mylist.remove(obj)
Or, if you don't need the changes in place:
[x for x in mylist if x!= obj]
Tom
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