Closed
Description
Trying out chapter 3 of my book. Most of my examples are broken in master. Only two of them work out of the box: "chp3/fun_with_timers.py" and "chp3/session_recorder.py" (yes, I wrote a session recorder using the animation module...)
The rest of the examples fail with one of two kinds of tracebacks. The first one:
ben@tigger:~/Documents/InteractiveMPL$ python chp3/track_tails.py
Traceback (most recent call last):
File "chp3/track_tails.py", line 65, in <module>
stormcells['frame_index'].max() + 1, fargs=(stormcells,))
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1128, in __init__
TimedAnimation.__init__(self, fig, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 973, in __init__
*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 594, in __init__
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1156, in _init_draw
self._draw_frame(next(self.new_frame_seq()))
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1173, in _draw_frame
for a in self._drawn_artists:
TypeError: 'NoneType' object is not iterable
happens for most of them (I haven't figured out why yet). The second one is a maximum recursion depth limit error:
<...snipped...>
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1140, in draw
self.canvas.draw_event(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backend_bases.py", line 1808, in draw_event
self.callbacks.process(s, event)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 562, in process
proxy(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 429, in __call__
return mtd(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 616, in _start
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1044, in _init_draw
fig.canvas.draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt5agg.py", line 149, in draw
FigureCanvasAgg.draw(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1140, in draw
self.canvas.draw_event(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backend_bases.py", line 1808, in draw_event
self.callbacks.process(s, event)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 562, in process
proxy(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 429, in __call__
return mtd(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 616, in _start
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1044, in _init_draw
fig.canvas.draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt5agg.py", line 149, in draw
FigureCanvasAgg.draw(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1140, in draw
self.canvas.draw_event(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backend_bases.py", line 1808, in draw_event
self.callbacks.process(s, event)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 562, in process
proxy(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 429, in __call__
return mtd(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 616, in _start
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1044, in _init_draw
fig.canvas.draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt5agg.py", line 149, in draw
FigureCanvasAgg.draw(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1140, in draw
self.canvas.draw_event(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backend_bases.py", line 1808, in draw_event
self.callbacks.process(s, event)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 562, in process
proxy(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 429, in __call__
return mtd(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 616, in _start
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1044, in _init_draw
fig.canvas.draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt5agg.py", line 149, in draw
FigureCanvasAgg.draw(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1140, in draw
self.canvas.draw_event(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backend_bases.py", line 1808, in draw_event
self.callbacks.process(s, event)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 562, in process
proxy(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 429, in __call__
return mtd(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 616, in _start
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1044, in _init_draw
fig.canvas.draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt5agg.py", line 149, in draw
FigureCanvasAgg.draw(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1140, in draw
self.canvas.draw_event(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backend_bases.py", line 1808, in draw_event
self.callbacks.process(s, event)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 562, in process
proxy(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/cbook.py", line 429, in __call__
return mtd(*args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 616, in _start
self._init_draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/animation.py", line 1044, in _init_draw
fig.canvas.draw()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_qt5agg.py", line 149, in draw
FigureCanvasAgg.draw(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/backends/backend_agg.py", line 474, in draw
self.figure.draw(self.renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/figure.py", line 1134, in draw
func(*args)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/axes/_base.py", line 2132, in draw
self.patch.draw(renderer)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/artist.py", line 61, in draw_wrapper
draw(artist, renderer, *args, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/patches.py", line 514, in draw
transform = self.get_transform()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/patches.py", line 195, in get_transform
return self.get_patch_transform() + artist.Artist.get_transform(self)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/patches.py", line 670, in get_patch_transform
self._update_patch_transform()
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/patches.py", line 663, in _update_patch_transform
bbox = transforms.Bbox.from_bounds(x, y, width, height)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/transforms.py", line 834, in from_bounds
return Bbox.from_extents(x0, y0, x0 + width, y0 + height)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/transforms.py", line 845, in from_extents
return Bbox(points)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/transforms.py", line 787, in __init__
BboxBase.__init__(self, **kwargs)
File "/home/ben/miniconda/lib/python2.7/site-packages/matplotlib-1.5.dev1-py2.7-linux-x86_64.egg/matplotlib/transforms.py", line 98, in __init__
self._parents = WeakValueDictionary()
File "/home/ben/miniconda/lib/python2.7/weakref.py", line 59, in __init__
UserDict.UserDict.__init__(self, *args, **kw)
RuntimeError: maximum recursion depth exceeded while calling a Python object
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