<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Okay, I have changed ~setattr in a non-backwards-compatible way.  It now completely deletes the requested attributes in all objects of the requested type.  It no longer takes an atom spec.  Consequently, the normal setattr command has been enhanced to allow the value set to be “none” (i.e. Python None), which is what ~setattr used to do.  Available in the next daily build.<div class=""><br class=""></div><div class="">—Eric</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On Mar 7, 2017, at 10:19 AM, Eric Pettersen <<a href="mailto:pett@cgl.ucsf.edu" class="">pett@cgl.ucsf.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi Mungo,<div class=""><span class="Apple-tab-span" style="white-space:pre">       </span>Yeah, the command language lacks any way to completely delete an attribute.  I <i class="">could</i> enhance ~setattr to also allow deletion, but before I do that work, can you describe why you need to completely delete the attribute rather than set its value to None?  Thanks.</div><div class=""><br class=""></div><div class="">—Eric</div><div class=""><br class=""><div class="">
<div style="letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><span class="Apple-tab-span" style="white-space: pre;"> </span>Eric Pettersen</div><div class=""><span class="Apple-tab-span" style="white-space: pre;">  </span>UCSF Computer Graphics Lab</div><div class=""><br class=""></div></div>

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<br class=""><div class=""><blockquote type="cite" class=""><div class="">On Mar 7, 2017, at 8:32 AM, Mungo Carstairs (Staff) <<a href="mailto:g.m.carstairs@dundee.ac.uk" class="">g.m.carstairs@dundee.ac.uk</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div id="divtagdefaultwrapper" dir="ltr" style="font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif;" class=""><div style="margin-top: 0px; margin-bottom: 0px;" class="">Hi,</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">I would like to be able to set and remove residue attributes (using Chimera commands over the REST service).</div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Setting is fine, but removing seems to be limited to changing the value to either an empty string or None.</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><a href="https://www.cgl.ucsf.edu/chimera/current/docs/UsersGuide/midas/setattr.html" class="OWAAutoLink">https://www.cgl.ucsf.edu/chimera/current/docs/UsersGuide/midas/setattr.html</a><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Is there any way to actually remove attributes after they have been set on residues?</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Thanks,</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div style="margin-top: 0px; margin-bottom: 0px;" class="">Mungo</div><div style="margin-top: 0px; margin-bottom: 0px;" class=""><br class=""></div><div id="Signature" class=""><div id="divtagdefaultwrapper" dir="ltr" style="font-size: 12pt; font-family: Calibri, Arial, Helvetica, sans-serif;" class=""><span id="ms-rterangepaste-start" class=""></span><a href="" id="LPNoLP" style="font-family: Times;" class=""><img width="1" height="2" alt="Email signature" src="https://www.dundee.ac.uk/media/dundeewebsite/emailsignature/tiny.png" class=""></a><table border="0" cellpadding="0" cellspacing="0" style="font-family: Times; border-collapse: collapse; border-width: 0px;" class=""><tbody class=""><tr class=""><td colspan="4" height="10" class=""> </td></tr><tr class=""><td style="font-size: 10px; width: 73px !important; max-width: 73px !important;" class=""><a href="http://uod.ac.uk/sig-home" rel="nofollow" id="LPNoLP" class=""><img width="73" height="73" alt="University of Dundee shield logo" src="https://www.dundee.ac.uk/media/dundeewebsite/themes/brandnewhope/img/university-of-dundee-email-favicon.png" style="display: block;" class=""></a></td><td style="width: 12px;" class=""> </td><td class="uod-03" style="border-left-width: 1px; border-left-style: solid; border-left-color: rgb(67, 101, 226); width: 11px;"> </td><td width="430" class=""><div style="margin-top: 0px; margin-bottom: 0px; font-size: 13px; color: rgb(67, 101, 226); line-height: 20px; font-family: Calibri, sans-serif;" class=""><strong style="letter-spacing: 1.2px; font-size: 14px;" class="">Mungo Carstairs</strong><br class="">Jalview Computational Scientist</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 13px; color: rgb(67, 101, 226); line-height: 20px; font-family: Calibri, sans-serif;" class="">The Barton Group<br class="">Division of Computational Biology</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 13px; color: rgb(67, 101, 226); line-height: 20px; font-family: Calibri, sans-serif;" class="">School of Life Sciences</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 13px; color: rgb(67, 101, 226); line-height: 20px; font-family: Calibri, sans-serif;" class="">University of Dundee, Dundee, Scotland, UK</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 13px; color: rgb(67, 101, 226); line-height: 20px; font-family: Calibri, sans-serif;" class=""><a href="http://www.jalview.org/" class="OWAAutoLink" id="LPNoLP">www.jalview.org</a></div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 13px; color: rgb(67, 101, 226); line-height: 20px; font-family: Calibri, sans-serif;" class=""><a href="http://www.compbio.dundee.ac.uk/" class="OWAAutoLink" id="LPNoLP">www.compbio.dundee.ac.uk</a> <br class=""><a href="mailto:g.m.carstairs@dundee.ac.uk" id="LPNoLP" style="text-decoration: none; color: rgb(67, 101, 226);" class="">g.m.carstairs@dundee.ac.uk</a></div></td></tr><tr class=""><td colspan="4" height="10" class=""></td></tr><tr class=""><td colspan="4" class=""><span style="font-size: 12px; color: rgb(67, 101, 226); line-height: 20px; font-family: Cali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 class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Manage subscription:<span class="Apple-converted-space"> </span></span><a href="http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users</a></div></blockquote></div><br class=""></div></div>_______________________________________________<br class="">Chimera-users mailing list: <a href="mailto:Chimera-users@cgl.ucsf.edu" class="">Chimera-users@cgl.ucsf.edu</a><br class="">Manage subscription: <a href="http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users" class="">http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users</a><br class=""></div></blockquote></div><br class=""></div></body></html>