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Groups > comp.lang.python > #64792

Re: Lists inside dictionary and how to look for particular value

From Denis McMahon <denismfmcmahon@gmail.com>
Newsgroups comp.lang.python
Subject Re: Lists inside dictionary and how to look for particular value
Date 2014-01-26 20:25 +0000
Organization A noiseless patient Spider
Message-ID <lc3qv2$gdf$3@dont-email.me> (permalink)
References <4ef4e919-2db6-4ded-9894-fd3872c3d17c@googlegroups.com>

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On Sun, 26 Jan 2014 10:47:11 -0800, mick verdu wrote:

> z={ 'PC2': ['02:02:02:02:02:02', '192.168.0.2', '200'],
>     'PC3': ['03:03:03:03:03:03', '192.168.0.3', '200'], 'PC1':
>     ['01:01:01:01:01:01', '192.168.0.1', '200'] }
> 
> My solution:
> 
> z=raw_input("Enter Host, Mac, ip and time")
> t=z.split()
> t[0]=z[1:]
> for key in dic:
>     if t[2] in dic[key]:
>         del dic[t[0]]
>     else:
>         dic[t[0]] = t[1:]
> 
> 
> What I really want to achieve is:
> 
> 
> How to search for a particular value inside list. First, I want the user
> to input hostname and ip. e.g. PC1 and 192.168.0.1, then need to find
> out if 192.168.0.1 has already been assigned to some host in dictionary.
> In this case I would need to skip for search inside list of user input
> host.
> 
> Forexample, if user inputs PC1 and 192.168.0.1 i would like to skip
> searching in above PC1's values. So it should detect matching only with
> different hosts and skip its own name.
> 
> If i input PC4 and 192.168.0.1 then it should detect conflict with PC1.
> So PC4 would be deleted(As soon as user inputs new host it is saved in
> above database then if conflict with others deleted)

Can we step back a few stages.

What are you writing this software for? The network management at the 
level you're trying to observe happens for the most part automatically at 
the ip stack / network hardware level.

Do you think this database of which ip maps to which MAC is actually 
going to have some human use? If so, what?

Or is this some sort of homework exercise as part of a programming course?

-- 
Denis McMahon, denismfmcmahon@gmail.com

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Thread

Lists inside dictionary and how to look for particular value mick verdu <mickverdu@gmail.com> - 2014-01-26 10:47 -0800
  Re: Lists inside dictionary and how to look for particular value Peter Otten <__peter__@web.de> - 2014-01-26 20:44 +0100
  Re: Lists inside dictionary and how to look for particular value Tim Chase <python.list@tim.thechases.com> - 2014-01-26 14:00 -0600
  Re: Lists inside dictionary and how to look for particular value mick verdu <mickverdu@gmail.com> - 2014-01-26 12:20 -0800
    Re: Lists inside dictionary and how to look for particular value Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2014-01-27 12:08 +1300
  Re: Lists inside dictionary and how to look for particular value Denis McMahon <denismfmcmahon@gmail.com> - 2014-01-26 20:25 +0000
  Re: Lists inside dictionary and how to look for particular value mick verdu <mickverdu@gmail.com> - 2014-01-26 12:28 -0800
    Re: Lists inside dictionary and how to look for particular value mm0fmf <none@mailinator.com> - 2014-01-26 21:20 +0000
    Re: Lists inside dictionary and how to look for particular value Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2014-01-26 21:36 -0500
  Re: Lists inside dictionary and how to look for particular value mick verdu <mickverdu@gmail.com> - 2014-01-26 15:54 -0800
    Re: Lists inside dictionary and how to look for particular value Peter Otten <__peter__@web.de> - 2014-01-27 09:54 +0100

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