[Tutor] Help with parsing

[Andrew Robert]

Bryan Leber wrote:
>
> Hello, I am trying to create a script that reads from the command line
> and puts the sysargv into a list. I have this part done. I have added
> code for testing and one of those testing procedures is to print the
> list out in a text file.  Not all field are required and may not have
> information in them. A sample text file looks like this:
>
>  
>
> PATCH_NUMBER: 9999
>
> BUG_NUMBER: 4534
>
> FEATURE_AFFECTED: Admin login
>
> OVERVEIW: The icon of the submit has changed
>
>  
>
> Now what I need to accomplish is to search through this list and if
> FEATURE_AFFECTED or OVERVIEW do not have values(i.e. Admin login or
> The icon of the submit changed) then I need to print a message and
> then exit.  Right now I have something like this
>
>  
>
> Size = len(argsList)
>
> If size = 4
>
>    For i in argsList
>
>        If i[2] == None:
>
>           Print ‘please enter criteria’
>
>           Sys.exit()
>
>        Elif i[3] == None:
>
>           Print ‘please enter criteria’
>
>           Sys.exit()
>
>        Else:
>
>             Sys.exit()
>
>  
>
> Any help would be appreciated. Thanks
>
>  
>
>  
>
> **/Bryan Leber/**
>
> Developer
>
> Fischer International Corporation
>
> www.fischerinternational.com <http://www.fischerinternational.com>
>
> bryan.leber at fischerinternational.com
> <mailto:bryan.leber at fischerinternational.com>
>
> Cell:(239)963-5267
>
>  
>
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I recommend that you check out the optparse.module from OptionParser

It does what you are looking for in a concise method.

See http://docs.python.org/lib/module-optparse.html