big letter -> small letter

[Irmen de Jong]

vertigo wrote:
> Hello
> How can i change big letter to small letter ?
> 
> When i tried char=char+32 i received error that can not add int to sring.

Which is ofcourse, correct behavior. You cannot add numbers to strings.

Use the tolower string method. It even works on strings of length >1:

 >>> print "BiGLeTtEr".lower()
bigletter

There's also an upper().

--Irmen