[SOLVED]Help me about that list thing![Python]

Question

So what I need to do is:
for x in range(lenVar1):
y=var1[x] #No error
list1[x]=y #Error
BTW var1 is a string, list1 is a list

Answer 1

Ok I will try to post an example of it

Answer 2

Thank you!

Answer 3

No thank you I found the solution

Answer 4

I did define but it gives IndexError

Answer 5

I cant cuz its long

Answer 6

No

Answer 7

I defined it:
list1=[]

Answer 8

I cant do that it will cause a time limit exceed error thats why i only give error giving part