Changing the value of a for loop index on the fly

[Gabriel F. Alcober]

Uh! I've not even thought in using a while... Thanks!

Lonnie Princehouse wrote:

>i = 0
>while i < len(subject):
>  if subject[i] in preps:
>    psubject.append(noun_syn_parser(subject[0:i]))
>    subject[0:i] = []
>    i = 0
>  else:
>    i += 1
>
>Gabriel F. Alcober wrote:
>  
>
>>Hi! There goes a newbie trouble:
>>
>>for i in range(0, len(subject)):
>>        if subject[i] in preps:
>>            psubject.append(noun_syn_parser(subject[0:i]))
>>            subject[0:i] = []
>>
>>Since the last line eliminates some elements of the list, I'm
>>    
>>
>wondering
>  
>
>>if it's somehow possible to change the value of "i" to 0 in order not
>>    
>>
>to 
>  
>
>>get an index error. Any other ideas?
>>Thanks in advance.
>>    
>>
>
>  
>