[PIPython] confronto tra liste

[tiziano a work]

sicuramente è più "stilisticamente corretto" del mio codice offuscato...

;-)

ciccio a unical.it wrote:

>for i in lista1: 
>        for k in lista2: 
>                if i.strip().find(k.strip())!=-1: 
>                        idx=lista1.index(i) 
>                        lista1[idx]=i.strip()+"\t"+((k.strip()).split("\t") 
>[3]+"\n" 
> 
>Non so se stilisticamente corretto ma ho pensato di ricercare la sottostringa 
>ed eventualmente sostiture l'elemento che la contiene con quello aggiornato in 
>lista1. Se si stampa la nuova lista1 gli elementi sono come me li aspettavo  
> 
>  
>
>> 
>>dummy = [ s for s, x in [(j,j.find(i)) for i in lista2 for j in lista1]  
>>if x != -1] 
>>for s in lista1: 
>>     if s in dummy: 
>>             print s + "stringa fissa" 
>>     else: 
>>             print s 
>> 
>> 
>> 
>>estrae da lista1 le stringhe che hanno in lista2 una sottostringa 
>> 
>>ciccio a unical.it wrote: 
>> 
>>    
>>
>>>Sono due liste di stringe. La lista1 e' lunga 100 mentre la lista2 10. Le  
>>>stringhe della lista2 sono sottostringhe della lista1. Vorrei:  
>>> 
>>>per ogni stringa in lista1:  
>>>	se la stringa in lista2 e' una sua sottostringa:  
>>>		stampa stringa in lista1+"stringa costante"  
>>>	altrimenti:  
>>>		stampa solo la stringa in lista1  
>>> 
>>>Non so come iterare sulle due liste, perche' se uso   
>>> 
>>>for i in lista1:  
>>>	for k in lista2:  
>>>		etc..  
>>>funziona ma mi stampa per ogni valore di i i 10 valori di k (lista2)  
>>> 
>>>   
>>> 
>>>  
>>>
>>>      
>>>
>>>> 
>>>>cioé?  
>>>> 
>>>>cosa vorresti confrontare di preciso?  
>>>> 
>>>> 
>>>>ciccio a unical.it wrote:  
>>>> 
>>>>    
>>>>
>>>>        
>>>>
>>>>> 
>>>>>Per caso sapreste indicarmi come confrontare elementi di liste di  
>>>>>      
>>>>>
>>>>>          
>>>>>
>>>differenti  
>>>  
>>>
>>>      
>>>
>>>> 
>>>>    
>>>>
>>>>        
>>>>
>>>>>lunghezze?   
>>>>> 
>>>>>grazie    
>>>>>ernesto   
>>>>>
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> 
> 
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