Getting "TypeError:list indices must be integers"

Larry Bates larry.bates at
Tue Jun 13 23:48:09 CEST 2006

Girish Sahani wrote:
>> On 13/06/2006 4:11 PM, Girish Sahani wrote:
>> [snip]
>>>        instance = ti2(k)
>>>        tiNew = ti1.append(instance)
>> ti2 is quacking "function" but ti1 is quacking "list".
>> Possibilities:
>> (1) You meant to type ti2[k] ... and this section of code has not yet
>> been executed, and would have featured as episode N+1 had morbid
>> curiosity not led me to read further.
> That is corrected. I'm appending a particular element of ti2 to ti1.
> It hasnt been executed because i'm stuck on that TypeError since 2 hours
> :( (2) You have the weirdest system of choosing names that I have seen for
>> decades.
> :((
>> (3) Both of the above.
>> Cheers,
>> John
How about just inserting some print statements that show you the
type and value of each index before you use it.  It is old fashioned,
but it actually works.

-Larry Bates

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