[Tutor] something is fundamentally wrong...

[Joshua Nikkel]

ah that was it.  I had a variable named len earlier.  On a restart it was
fine.  Thanks!


On Sun, Aug 10, 2008 at 2:04 PM, Robert Berman <bermanrl at embarqmail.com>wrote:

>  No. Not so.
>
> Observe, please:
> Python 2.5.2 (r252:60911, May  7 2008, 15:19:09)
> [GCC 4.2.3 (Ubuntu 4.2.3-2ubuntu7)] on linux2
> Type "copyright", "credits" or "license()" for more information.
>
>     ****************************************************************
>     Personal firewall software may warn about the connection IDLE
>     makes to its subprocess using this computer's internal loopback
>     interface.  This connection is not visible on any external
>     interface and no data is sent to or received from the Internet.
>     ****************************************************************
>
> IDLE 1.2.2      ==== No Subprocess ====
> >>> import math
> >>> math.sqrt(1054.12)
> 32.467214232206615
> >>> s = 'supercalifragilisticexpialidocious'
> >>> s
> 'supercalifragilisticexpialidocious'
> >>> len(s)
> 34
> >>>
>
> Have you by any chance assigned the function len to something else?
> Otherwise, it should work really well. If you do help(len) in the shell, wha
> dos it tell you.
>
> Robert
>
> Joshua Nikkel wrote:
>
> I've pasted the following from my python shell.  Please note that the first
> two lines of code are taken directly from the standard tutorial files under
> section 3.1.2.  Will someone please tell me why something as basic and
> straightforward as this will not work?  Everything else seems to work just
> fine, but not this.  All I need is someway to get the length of a string...
>
> please help,
>
> nosh
>
>
> Python 2.5.2 (r252:60911, Feb 21 2008, 13:11:45) [MSC v.1310 32 bit
> (Intel)] on win32
> Type "copyright", "credits" or "license()" for more information.
>
>     ****************************************************************
>     Personal firewall software may warn about the connection IDLE
>     makes to its subprocess using this computer's internal loopback
>     interface.  This connection is not visible on any external
>     interface and no data is sent to or received from the Internet.
>     ****************************************************************
>
> IDLE 1.2.2      ==== No Subprocess ====
> >>> s = 'supercalifragilisticexpialidocious'
> >>> len(s)
> Traceback (most recent call last):
>   File "<pyshell#1>", line 1, in <module>
>     len(s)
> TypeError: 'str' object is not callable
> >>> s
> 'supercalifragilisticexpialidocious'
> >>> len(s)
> Traceback (most recent call last):
>   File "<pyshell#3>", line 1, in <module>
>     len(s)
> TypeError: 'str' object is not callable
> >>>
>
> ------------------------------
>
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