Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.lang.python > #63878
| References | <mailman.5437.1389689219.18130.python-list@python.org> <cfd7f2f1-c8cb-4901-a6d7-630674ab20d4@googlegroups.com> |
|---|---|
| Date | 2014-01-14 01:25 -0800 |
| Subject | Re: What's correct Python syntax? |
| From | Igor Korot <ikorot01@gmail.com> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.5439.1389691509.18130.python-list@python.org> (permalink) |
Hi, Rustom,
On Tue, Jan 14, 2014 at 12:54 AM, Rustom Mody <rustompmody@gmail.com> wrote:
> On Tuesday, January 14, 2014 2:16:56 PM UTC+5:30, Igor Korot wrote:
>> Hi, ALL,
>> I'm trying to process a file which has following lines:
>>
>> 192.168.1.6 > 192.168.1.7: ICMP echo request, id 100, seq 200, length 30
>>
>> (this is the text file out of tcpdump)
>>
>>
>> Now I can esily split the line twice: once by ':' symbol to separate
>> address and the protocol information and the second time by ',' to get
>> information about the protocol.
>> However, I don't need all the protocol info. All I'm interested in is
>> the last field, which is length.
>>
>>
>>
>> Is there a way to write something like this:
>>
>>
>> for data in f:
>> (address,traffic) = string.split(data, ':')
>> length = string.split(traffic, ',')[3]
>>
>>
>>
>> I'm interesred in only one element, so why should care about everything else?
>> This can be easily done in Perl, but I'm stuck with Python now. ;-)
>
>
>>>> data="192.168.1.6 > 192.168.1.7: ICMP echo request, id 100, seq 200, length 30"
>>>> (add,traff) = data.split(':')
>>>> add
> '192.168.1.6 > 192.168.1.7'
>>>> traff
> ' ICMP echo request, id 100, seq 200, length 30'
>>>> lenn = traff.split(',')
>>>> lenn = traff.split(',')[3]
>>>> lenn
> ' length 30'
What if I want field 2 and field 3? ("seq 200" and "length 30")
Thank you.
>>>>
> --
> https://mail.python.org/mailman/listinfo/python-list
Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
What's correct Python syntax? Igor Korot <ikorot01@gmail.com> - 2014-01-14 00:46 -0800
Re: What's correct Python syntax? Rustom Mody <rustompmody@gmail.com> - 2014-01-14 00:54 -0800
Re: What's correct Python syntax? Igor Korot <ikorot01@gmail.com> - 2014-01-14 01:25 -0800
Re: What's correct Python syntax? Rustom Mody <rustompmody@gmail.com> - 2014-01-14 01:37 -0800
Re: What's correct Python syntax? Igor Korot <ikorot01@gmail.com> - 2014-01-14 02:02 -0800
Re: What's correct Python syntax? Rustom Mody <rustompmody@gmail.com> - 2014-01-14 02:16 -0800
Re: What's correct Python syntax? Igor Korot <ikorot01@gmail.com> - 2014-01-14 02:35 -0800
Re: What's correct Python syntax? Rustom Mody <rustompmody@gmail.com> - 2014-01-14 02:51 -0800
Re: What's correct Python syntax? Roy Smith <roy@panix.com> - 2014-01-14 08:47 -0500
Re: What's correct Python syntax? Peter Otten <__peter__@web.de> - 2014-01-14 12:33 +0100
Re: What's correct Python syntax? Ned Batchelder <ned@nedbatchelder.com> - 2014-01-14 07:19 -0500
Re: What's correct Python syntax? Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2014-01-14 08:58 -0500
Re: What's correct Python syntax? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-01-14 09:37 +0000
Fwd: What's correct Python syntax? Igor Korot <ikorot01@gmail.com> - 2014-01-14 02:03 -0800
Re: Fwd: What's correct Python syntax? Larry Hudson <orgnut@yahoo.com> - 2014-01-14 22:00 -0800
Re: What's correct Python syntax? Alister <alister.ware@ntlworld.com> - 2014-01-14 10:59 +0000
Re: What's correct Python syntax? Roy Smith <roy@panix.com> - 2014-01-14 08:34 -0500
csiph-web