[Tutor] import errors

[Joel Goldstick]

On Wed, Aug 11, 2010 at 12:06 PM, Emile van Sebille <emile at fenx.com> wrote:

> On 8/11/2010 8:48 AM Pete said...
>
>  Hi,
>>
>> A common line I've seen in Python code I come across is:
>>
>> #!/usr/bin/python
>> import os
>> import sys
>> import errors
>>
> <snip>
>
>  ... so there seem to be more than one 'errors.py' - one for the email
>> module, one for Skype4Py, etc.
>>
>> How does the interpreter know which one to import?
>>
>
> Importing looks in directories in sequence as held in sys.path
>
> Python 2.4.3 (#1, Sep  3 2009, 15:37:12)
> [GCC 4.1.2 20080704 (Red Hat 4.1.2-46)] on linux2
> Type "help", "copyright", "credits" or "license" for more information.
> >>> import sys
> >>> for ii in sys.path: ii
> ...
> ''
> '/usr/lib/python24.zip'
> '/usr/lib/python2.4'
> '/usr/lib/python2.4/plat-linux2'
> '/usr/lib/python2.4/lib-tk'
> '/usr/lib/python2.4/lib-dynload'
> '/usr/lib/python2.4/site-packages'
> '/usr/lib/python2.4/site-packages/Numeric'
> '/usr/lib/python2.4/site-packages/gtk-2.0'
>
>
> HTH,
>
> Emile
>
>
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To import the errors module which handles email do this:
import email.errors

There is no top level errors module, but several 'packages' contain error
modules.  A package is a directory which can contain several modules in its
subdirectories
-- 
Joel Goldstick
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