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Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow)

References <b9f77b6f-3a65-407a-aff5-5677be2ba228@googlegroups.com> <mailman.446.1378035456.19984.python-list@python.org> <9cca25d5-186d-4a92-893c-f7985fad7a55@googlegroups.com>
Date 2013-09-02 07:03 +1000
Subject Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow)
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.459.1378069438.19984.python-list@python.org> (permalink)

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On Mon, Sep 2, 2013 at 6:37 AM,  <anntzer.lee@gmail.com> wrote:
> On Sunday, September 1, 2013 4:37:34 AM UTC-7, Chris Angelico wrote:
>
>> Yes, it most definitely CAN be a network config issue. The C function
>> you want to be calling is getifaddrs(), and I don't think there's a
>> way to call that from core Python. But a Google search for 'python
>> getifaddrs' shows up a few third-party modules that might be of use to
>> you; that'd be a lot quicker and more reliable than trying to look up
>> your own hostname and depending on the results.
>>
>> ChrisA
>
> I tried using netifaces (https://pypi.python.org/pypi/netifaces) which seems to rely on getifaddrs (according to the doc, I didn't check the source).  Again, it returns nearly instantaneously the correct IP address.

Perfect!

ChrisA

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Thread

gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) anntzer.lee@gmail.com - 2013-08-31 17:03 -0700
  Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Roy Smith <roy@panix.com> - 2013-08-31 21:01 -0400
    Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) anntzer.lee@gmail.com - 2013-08-31 21:51 -0700
      Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Michael Torrie <torriem@gmail.com> - 2013-08-31 23:06 -0600
        Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) anntzer.lee@gmail.com - 2013-09-01 10:13 -0700
      Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Roy Smith <roy@panix.com> - 2013-09-01 06:57 -0400
  Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Chris Angelico <rosuav@gmail.com> - 2013-09-01 21:37 +1000
    Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) anntzer.lee@gmail.com - 2013-09-01 13:37 -0700
      Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Chris Angelico <rosuav@gmail.com> - 2013-09-02 07:03 +1000
        Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) anntzer.lee@gmail.com - 2013-09-01 22:28 -0700
          Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Chris Angelico <rosuav@gmail.com> - 2013-09-02 20:42 +1000
          Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Roy Smith <roy@panix.com> - 2013-09-02 08:45 -0400
            Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) anntzer.lee@gmail.com - 2013-09-02 10:52 -0700
              Re: gethostbyname_ex(hostname) extremely slow (crossposted from stackoverflow) Chris Angelico <rosuav@gmail.com> - 2013-09-03 07:12 +1000

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