<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Hi Matt,</div><div><br></div><div>There's actually an issue related to this that we closed before the 2.4 release: <a href="https://bitbucket.org/yt_analysis/yt/issue/401/entropy-field-does-not-work-for-non-enzo">https://bitbucket.org/yt_analysis/yt/issue/401/entropy-field-does-not-work-for-non-enzo</a></div><div><br></div><div>Basically, we would need to pare the FLASH data dumps, search for the appropriate runtime parameters that control the EOS settings (as described in section 15 of the FLASH docs: <a href="http://flash.uchicago.edu/site/flashcode/user_support/flash4_ug/node22.html">http://flash.uchicago.edu/site/flashcode/user_support/flash4_ug/node22.html</a>), and from that back out what mean molecular weight is.</div><div><br></div><div>I think it would be possible for Mark to define his own NumberDensity field in his .yt/my_plugins file as a stopgap solution.</div><div><br></div><div>-Nathan</div><br><div><div>On Oct 25, 2012, at 4:09 PM, Matthew Turk wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Hi all,<br><br>Mark Richardson wrote to the yt_analysis project with a problem with<br>clumps on FLASH datasets. Here's his email:<br><br>"Below includes my script and the output (it wouldn't let me attach<br>two files). I get some output in the clump file up until I'd expect to<br>see the Jeans Mass dumped. The output makes me think that it can't<br>calculate this point because Gamma is unknown, or some other essential<br>variable needed to get the number density. I've attempted to change<br>the data_structure.py frontend for Flash to alias Gamma to gamc and<br>game but I still get the 'cannot find Gamma' when loading my dataset."<br><br>The issue from the traceback is that JeansMassMsun requires<br>MeanMolecularWeight which needs NumberDensity. This can't be<br>generated for his data.<br><br>I am not an expert on FLASH, but it seems that this should be<br>straightforward to fix, I just don't know how. Anybody from the FLASH<br>or Clump side have any ideas?<br><br>-Matt<br>_______________________________________________<br>yt-dev mailing list<br><a href="mailto:yt-dev@lists.spacepope.org">yt-dev@lists.spacepope.org</a><br>http://lists.spacepope.org/listinfo.cgi/yt-dev-spacepope.org<br></div></blockquote></div><br></body></html>