[Baypiggies] string question

[Simeon Franklin]

On Tue, Apr 5, 2011 at 1:25 PM, Vikram K <kpguy1975 at gmail.com> wrote:

> Given a string and some indices, how do i change upper characters
> corresponding to some position(s) in the string to lower characters? I tried
> and failed.
>
> Copy'n'paste from my ipython console:
In [1]: x = 'EPSPVRYDNLSR'

In [2]: z = [2, 6]
# Convert string to list to modify it
In [3]: x = [i for i in x]

In [4]: x
Out[4]: ['E', 'P', 'S', 'P', 'V', 'R', 'Y', 'D', 'N', 'L', 'S', 'R']

In [5]: for i in z:
   ...:     x[i] = x[i].lower()
   ...:
In [6]: x = ''.join(x)

In [7]: x
Out[7]: 'EPsPVRyDNLSR'


-regards
Simeon Franklin
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