<html><head><base href="x-msg://137/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Openstack currently supports back through Python 2.6 and includes Python 2.7 - as far as I know, we're not aiming to support any Python 3.x versions as yet.<div><br></div><div>-joe<br><div><br><div><div>On Jul 20, 2011, at 1:04 PM, Debo Dutta (dedutta) wrote:</div><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div lang="EN-US" link="blue" vlink="purple"><div class="WordSection1" style="page: WordSection1; "><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">Some of us were discussing about the official stand on what version of python one should use for Diablo. The web page says 2.6.x. If folks are going to test on ubuntu 11.04 etc, then I guess things need to run on 2.7.x …..Clarification would be very useful.<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">Debo<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; border-top-style: solid; border-top-color: rgb(181, 196, 223); border-top-width: 1pt; padding-top: 3pt; padding-right: 0in; padding-bottom: 0in; padding-left: 0in; "><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; ">From:</span></b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; "><span class="Apple-converted-space"> </span>Dan Wendlandt [mailto:dan@nicira.com]<span class="Apple-converted-space"> </span><br><b>Sent:</b><span class="Apple-converted-space"> </span>Wednesday, July 20, 2011 1:02 PM<br><b>To:</b><span class="Apple-converted-space"> </span>Debo Dutta (dedutta)<br><b>Cc:</b><span class="Apple-converted-space"> </span>Edgar Magana (eperdomo);<span class="Apple-converted-space"> </span><a href="mailto:netstack@lists.launchpad.net" style="color: blue; text-decoration: underline; ">netstack@lists.launchpad.net</a><br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [Netstack] Official Python version for Quantum<o:p></o:p></span></div></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><o:p> </o:p></div><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 12pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><o:p> </o:p></p><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">On Wed, Jul 20, 2011 at 11:51 AM, Debo Dutta (dedutta) <<a href="mailto:dedutta@cisco.com" style="color: blue; text-decoration: underline; ">dedutta@cisco.com</a>> wrote:<o:p></o:p></div><div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; color: rgb(31, 73, 125); ">Hi Dan</span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; color: rgb(31, 73, 125); "> </span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; color: rgb(31, 73, 125); ">Maybe we should talk to the Openstack list too …. We know OS works fine on Ubuntu 11.04 with 2.7.2 and that dev env page was written in Jan 2011 before 11.04 came out. Maybe that will get updated soon!</span><o:p></o:p></div></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><o:p> </o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Definitely, I'd encourage you to contact the main list. A clarification on this point would be useful. I use 11.04 fairly frequently as well and agree that I haven't seen any problems. <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><o:p> </o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">dan<o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div><blockquote style="border-top-style: none; border-right-style: none; border-bottom-style: none; border-width: initial; border-color: initial; border-left-style: solid; border-left-color: rgb(204, 204, 204); border-left-width: 1pt; padding-top: 0in; padding-right: 0in; padding-bottom: 0in; padding-left: 6pt; margin-left: 4.8pt; margin-right: 0in; "><div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; color: rgb(31, 73, 125); "> </span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; color: rgb(31, 73, 125); ">Debo</span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; color: rgb(31, 73, 125); "> </span><o:p></o:p></div><div style="border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; border-top-style: solid; border-top-color: rgb(181, 196, 223); border-top-width: 1pt; padding-top: 3pt; padding-right: 0in; padding-bottom: 0in; padding-left: 0in; "><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><b><span style="font-size: 10pt; ">From:</span></b><span style="font-size: 10pt; "><span class="Apple-converted-space"> </span>netstack-bounces+dedutta=<a href="http://cisco.com" target="_blank" style="color: blue; text-decoration: underline; ">cisco.com</a>@<a href="http://lists.launchpad.net" target="_blank" style="color: blue; text-decoration: underline; ">lists.launchpad.net</a><span class="Apple-converted-space"> </span>[mailto:<a href="mailto:netstack-bounces%2Bdedutta" target="_blank" style="color: blue; text-decoration: underline; ">netstack-bounces+dedutta</a>=<a href="http://cisco.com" target="_blank" style="color: blue; text-decoration: underline; ">cisco.com</a>@<a href="http://lists.launchpad.net" target="_blank" style="color: blue; text-decoration: underline; ">lists.launchpad.net</a>]<span class="Apple-converted-space"> </span><b>On Behalf Of<span class="Apple-converted-space"> </span></b>Dan Wendlandt<br><b>Sent:</b><span class="Apple-converted-space"> </span>Wednesday, July 20, 2011 10:56 AM<br><b>To:</b><span class="Apple-converted-space"> </span>Edgar Magana (eperdomo)<br><b>Cc:</b><span class="Apple-converted-space"> </span><a href="mailto:netstack@lists.launchpad.net" target="_blank" style="color: blue; text-decoration: underline; ">netstack@lists.launchpad.net</a><br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [Netstack] Official Python version for Quantum</span><o:p></o:p></div></div><div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Hi Edgar,<o:p></o:p></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">That's a good question. I think this is a case where we would invoke the "what is the larger openstack policy?" principle. <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">My understanding is that Nova assumes python 2.6.x (<a href="http://wiki.openstack.org/PythonDevelopmentEnvironment" target="_blank" style="color: blue; text-decoration: underline; ">http://wiki.openstack.org/PythonDevelopmentEnvironment</a>), though in practice I suspect a general rule would be to avoid using anything that will break in python 2.7 or python 3.x if there is a reasonable alternative (hence, it often works on newer versions). <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">RHEL can generally be a pain with OpenStack, though I know there are people working on improving the experience. I'd probably direct this conversation to the OpenStack community as a whole if you have further question or specific points you'd like to bring up. Thanks,<o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Dan<o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">On Wed, Jul 20, 2011 at 10:46 AM, Edgar Magana (eperdomo) <<a href="mailto:eperdomo@cisco.com" target="_blank" style="color: blue; text-decoration: underline; ">eperdomo@cisco.com</a>> wrote:<o:p></o:p></div><div><div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Hello Folks,<o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">I would like to know if we have defined an official version of Python to be used on all Quantum development. Is it 2.6 or 2.7?<o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Is there any place on the Quantum blueprints where we have defined the supported versions of all the libraries that we are using for our development?<o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Thanks,<o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; ">Edgar<o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "> <o:p></o:p></div></div></div><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 12pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><br>--<br>Mailing list:<span class="Apple-converted-space"> </span><a href="https://launchpad.net/~netstack" target="_blank" style="color: blue; text-decoration: underline; ">https://launchpad.net/~netstack</a><br>Post to :<span class="Apple-converted-space"> </span><a href="mailto:netstack@lists.launchpad.net" target="_blank" style="color: blue; text-decoration: underline; ">netstack@lists.launchpad.net</a><br>Unsubscribe :<span class="Apple-converted-space"> </span><a href="https://launchpad.net/~netstack" target="_blank" style="color: blue; text-decoration: underline; ">https://launchpad.net/~netstack</a><br>More help :<span class="Apple-converted-space"> </span><a href="https://help.launchpad.net/ListHelp" target="_blank" style="color: blue; text-decoration: underline; ">https://help.launchpad.net/ListHelp</a><o:p></o:p></p></div><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 12pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><br><br clear="all"><br>--<span class="Apple-converted-space"> </span><br>~~~~~~~~~~~~~~~~~~~~~~~~~~~<br>Dan Wendlandt<span class="Apple-converted-space"> </span><br>Nicira Networks, Inc.<span class="Apple-converted-space"> </span><br><a href="http://www.nicira.com" target="_blank" style="color: blue; text-decoration: underline; ">www.nicira.com</a><span class="Apple-converted-space"> </span>|<span class="Apple-converted-space"> </span><a href="http://www.openvswitch.org" target="_blank" style="color: blue; text-decoration: underline; ">www.openvswitch.org</a><br>Sr. Product Manager<span class="Apple-converted-space"> </span><br>cell:<span class="Apple-converted-space"> </span><a href="tel:650-906-2650" target="_blank" style="color: blue; text-decoration: underline; ">650-906-2650</a><br>~~~~~~~~~~~~~~~~~~~~~~~~~~~<o:p></o:p></p></div></div></div></div></div></blockquote></div><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 12pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><br><br clear="all"><br>--<span class="Apple-converted-space"> </span><br>~~~~~~~~~~~~~~~~~~~~~~~~~~~<br>Dan Wendlandt<span class="Apple-converted-space"> </span><br>Nicira Networks, Inc.<span class="Apple-converted-space"> </span><br><a href="http://www.nicira.com" style="color: blue; text-decoration: underline; ">www.nicira.com</a><span class="Apple-converted-space"> </span>|<span class="Apple-converted-space"> </span><a href="http://www.openvswitch.org" style="color: blue; text-decoration: underline; ">www.openvswitch.org</a><br>Sr. Product Manager<span class="Apple-converted-space"> </span><br>cell: 650-906-2650<br>~~~~~~~~~~~~~~~~~~~~~~~~~~~<o:p></o:p></p></div>_______________________________________________<br>Mailing list:<span class="Apple-converted-space"> </span><a href="https://launchpad.net/~openstack" style="color: blue; text-decoration: underline; ">https://launchpad.net/~openstack</a><br>Post to :<span class="Apple-converted-space"> </span><a href="mailto:openstack@lists.launchpad.net" style="color: blue; text-decoration: underline; ">openstack@lists.launchpad.net</a><br>Unsubscribe :<span class="Apple-converted-space"> </span><a href="https://launchpad.net/~openstack" style="color: blue; text-decoration: underline; ">https://launchpad.net/~openstack</a><br>More help :<span class="Apple-converted-space"> </span><a href="https://help.launchpad.net/ListHelp" style="color: blue; text-decoration: underline; ">https://help.launchpad.net/ListHelp</a><br></div></span></blockquote></div><br></div></div></body></html>