New issue 1017: Streamlines crashes with python 3 https://bitbucket.org/yt_analysis/yt/issue/1017/streamlines-crashes-with-pyt... Jill Naiman: I'm on version: Version = 3.2-dev Changeset = 39f9c8e0e97c+ yt And I built thinks with python 3. Code is here: http://paste.yt-project.org/show/5529/ Error is: ``` RuntimeError Traceback (most recent call last) /Users/jillnaiman1/astroblend-dev/exampleScripts/streamlines6.py in <module>() 23 pos = c+pos_dx 24 ---> 25 streamlines = Streamlines(ds,pos,'velocity_x', 'velocity_y', 'velocity_z', length=1.0) 26 27 /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/visualization/streamlines.py in __init__(self, ds, positions, xfield, yfield, zfield, volume, dx, length, direction, get_magnitude) 118 if volume is None: 119 volume = AMRKDTree(self.ds) --> 120 volume.set_fields([self.xfield,self.yfield,self.zfield],[False,False,False], False) 121 volume.join_parallel_trees() 122 self.volume = volume /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/utilities/amr_kdtree/amr_kdtree.py in set_fields(self, fields, log_fields, no_ghost) 168 self.brick_dimensions = [] 169 bricks = [] --> 170 for b in self.traverse(): 171 bricks.append(b) 172 self.bricks = np.array(bricks) /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/utilities/amr_kdtree/amr_kdtree.py in traverse(self, viewpoint) 182 def traverse(self, viewpoint=None): 183 for node in kd_traverse(self.tree.trunk, viewpoint=viewpoint): --> 184 yield self.get_brick_data(node) 185 186 def slice_traverse(self, viewpoint = None): /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/utilities/amr_kdtree/amr_kdtree.py in get_brick_data(self, node) 269 dds = [] 270 for i, field in enumerate(self.fields): --> 271 vcd = grid.get_vertex_centered_data(field, smoothed=True, no_ghost=self.no_ghost).astype('float64') 272 if self.log_fields[i]: vcd = np.log10(vcd) 273 dds.append(vcd) /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/data_objects/grid_patch.py in get_vertex_centered_data(self, field, smoothed, no_ghost) 277 new_field, output_left) 278 else: --> 279 cg = self.retrieve_ghost_zones(1, field, smoothed=smoothed) 280 np.add(new_field, cg[field][1: ,1: ,1: ], new_field) 281 np.add(new_field, cg[field][:-1,1: ,1: ], new_field) /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/data_objects/grid_patch.py in retrieve_ghost_zones(self, n_zones, fields, all_levels, smoothed) 254 level, new_left_edge, 255 field_parameters = field_parameters, --> 256 **kwargs) 257 else: 258 cube = self.ds.covering_grid(level, new_left_edge, /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/data_objects/construction_data_containers.py in __init__(self, *args, **kwargs) 811 self.ds.domain_dimensions.astype("float64")) 812 self.global_endindex = None --> 813 YTCoveringGridBase.__init__(self, *args, **kwargs) 814 self._final_start_index = self.global_startindex 815 /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/data_objects/construction_data_containers.py in __init__(self, level, left_edge, dims, fields, ds, num_ghost_zones, use_pbar, field_parameters) 487 self.ds.domain_left_edge)/self.dds).astype('int64') 488 self._setup_data_source() --> 489 self.get_data(fields) 490 491 @property /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/data_objects/construction_data_containers.py in get_data(self, fields) 570 fill, gen, part, alias = self._split_fields(fields_to_get) 571 if len(part) > 0: self._fill_particles(part) --> 572 if len(fill) > 0: self._fill_fields(fill) 573 for a, f in sorted(alias.items()): 574 self[a] = f(self) /Users/jillnaiman1/yt-x86_64/lib/python3.4/site-packages/yt-3.2dev-py3.4-macosx-10.10-x86_64.egg/yt/data_objects/construction_data_containers.py in _fill_fields(self, fields) 849 chunk.ires, domain_dims, self.ds.refine_by) 850 if level == 0 and tot != 0: --> 851 raise RuntimeError 852 self._update_level_state(ls) 853 for name, v in zip(fields, ls.fields): RuntimeError: ``` _______________________________________________ yt-dev mailing list yt-dev@lists.spacepope.org http://lists.spacepope.org/listinfo.cgi/yt-dev-spacepope.org