<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi YTers,<div class=""><br class=""></div><div class="">I am using my old scripts to do volume rendering with my gadget data. However with the new installed yt (3.2.1) it fails every time when I output the picture using:</div><div class=""><br class=""></div><div class=""><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">cam = ds.camera(c, [<span style="font-variant-ligatures: no-common-ligatures; color: #c33720" class="">0.0</span>, <span style="font-variant-ligatures: no-common-ligatures; color: #c33720" class="">0.0</span>, <span style="font-variant-ligatures: no-common-ligatures; color: #c33720" class="">1.0</span>], ds.domain_width, <span style="font-variant-ligatures: no-common-ligatures; color: #c33720" class="">1024</span>, tf,                                       </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    fields=[<span style="font-variant-ligatures: no-common-ligatures; color: #c33720" class="">"density"</span>], no_ghost=<span style="font-variant-ligatures: no-common-ligatures; color: #34bbc7" class="">False</span>)<span style="font-variant-ligatures: no-common-ligatures; color: #5330e1" class="">#, log_fields=[True])</span>    </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class=""><br class=""></div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">####### failed from here !!!######                                     </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(195, 55, 32); background-color: rgb(0, 0, 0);" class=""><span style="font-variant-ligatures: no-common-ligatures; color: #29f914" class="">im = cam.snapshot(</span>"../results/NOSN_NOZCOOL_L010N0256/rendering_%03d.png"<span style="font-variant-ligatures: no-common-ligatures; color: #29f914" class="">%(snapshot),clip_ratio=</span>4.0<span style="font-variant-ligatures: no-common-ligatures; color: #29f914" class="">)  </span></div></div><div class=""><br class=""></div><div class="">The error is RuntimeError:</div><div class=""><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">Traceback (most recent call last):                                                                                        </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "yt_rendering_parallel_simple.py", line 47, in <module>                                                            </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    im = cam.snapshot("../results/NOSN_NOZCOOL_L010N0256/rendering_%03d.png"%(snapshot),clip_ratio=4.0)                   </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/visualization/volume_rendering/camera.py", line 769, in snapshot   </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    self.initialize_source()                                                                                              </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/visualization/volume_rendering/camera.py", line 721, in initialize$</div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">source                                                                                                                    </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    <a href="http://self.no" class="">self.no</a>_ghost)                                                                                                        </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/utilities/amr_kdtree/amr_kdtree.py", line 180, in initialize_sourc$</div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    self.set_fields(fields, log_fields, no_ghost)                                                                         </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/utilities/amr_kdtree/amr_kdtree.py", line 170, in set_fields       </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    for b in self.traverse():                                                                                             </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/utilities/amr_kdtree/amr_kdtree.py", line 184, in traverse         </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    yield self.get_brick_data(node)                                                                                       </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/utilities/amr_kdtree/amr_kdtree.py", line 271, in get_brick_data   </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    vcd = grid.get_vertex_centered_data(field, smoothed=True, no_ghost=<a href="http://self.no" class="">self.no</a>_ghost).astype('float64')                   </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/data_objects/grid_patch.py", line 280, in get_vertex_centered_data </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    cg = self.retrieve_ghost_zones(1, field, smoothed=smoothed)                                                           </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/data_objects/grid_patch.py", line 257, in retrieve_ghost_zones     </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    **kwargs)                                                                                                             </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/data_objects/construction_data_containers.py", line 841, in __init$</div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">_                                                                                                                         </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    YTCoveringGridBase.__init__(self, *args, **kwargs)                                                                    </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/data_objects/construction_data_containers.py", line 517, in __init$</div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">_                                                                                                                         </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    self.get_data(fields)                                                                                                 </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/data_objects/construction_data_containers.py", line 600, in get_da$</div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">a                                                                                                                         </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    if len(fill) > 0: self._fill_fields(fill)                                                                             </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">  File "/mnt/home/yqin/programs/yt-x86_64/src/yt-hg/yt/data_objects/construction_data_containers.py", line 879, in _fill_$</div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">ields                                                                                                                     </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">    raise RuntimeError                                                                                                    </div><div style="margin: 0px; font-family: 'Andale Mono'; color: rgb(41, 249, 20); background-color: rgb(0, 0, 0);" class="">RuntimeError                                                                                                              </div></div><div class=""><br class=""></div><div class="">Am I missing something updated in the new yt code? </div><div class=""><br class=""></div><div class="">Cheers,</div><div class="">Yuxiang</div><div class="">
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