ValueError: cannot convert float NaN to integer

[yangyangtongxue]

当我执行分箱画图时报错，不知道怎么解决，烦请作者有时间看下

[Secbone]

@yangyangtongxue 有完整的报错信息么？

[yangyangtongxue]

ValueError Traceback (most recent call last)
E:\Anaconda\lib\site-packages\IPython\core\formatters.py in call(self, obj)
339 pass
340 else:
--> 341 return printer(obj)
342 # Finally look for special method names
343 method = get_real_method(obj, self.print_method)

E:\Anaconda\lib\site-packages\IPython\core\pylabtools.py in (fig)
242
243 if 'png' in formats:
--> 244 png_formatter.for_type(Figure, lambda fig: print_figure(fig, 'png', **kwargs))
245 if 'retina' in formats or 'png2x' in formats:
246 png_formatter.for_type(Figure, lambda fig: retina_figure(fig, **kwargs))

E:\Anaconda\lib\site-packages\IPython\core\pylabtools.py in print_figure(fig, fmt, bbox_inches, **kwargs)
126
127 bytes_io = BytesIO()
--> 128 fig.canvas.print_figure(bytes_io, **kw)
129 data = bytes_io.getvalue()
130 if fmt == 'svg':

E:\Anaconda\lib\site-packages\matplotlib\backend_bases.py in print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, **kwargs)
2073 orientation=orientation,
2074 bbox_inches_restore=_bbox_inches_restore,
-> 2075 **kwargs)
2076 finally:
2077 if bbox_inches and restore_bbox:

E:\Anaconda\lib\site-packages\matplotlib\backends\backend_agg.py in print_png(self, filename_or_obj, *args, **kwargs)
508
509 """
--> 510 FigureCanvasAgg.draw(self)
511 renderer = self.get_renderer()
512

E:\Anaconda\lib\site-packages\matplotlib\backends\backend_agg.py in draw(self)
400 toolbar = self.toolbar
401 try:
--> 402 self.figure.draw(self.renderer)
403 # A GUI class may be need to update a window using this draw, so
404 # don't forget to call the superclass.

E:\Anaconda\lib\site-packages\matplotlib\artist.py in draw_wrapper(artist, renderer, *args, **kwargs)
48 renderer.start_filter()
49
---> 50 return draw(artist, renderer, *args, **kwargs)
51 finally:
52 if artist.get_agg_filter() is not None:

E:\Anaconda\lib\site-packages\matplotlib\figure.py in draw(self, renderer)
1647
1648 mimage._draw_list_compositing_images(
-> 1649 renderer, self, artists, self.suppressComposite)
1650
1651 renderer.close_group('figure')

E:\Anaconda\lib\site-packages\matplotlib\image.py in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
136 if not_composite or not has_images:
137 for a in artists:
--> 138 a.draw(renderer)
139 else:
140 # Composite any adjacent images together

E:\Anaconda\lib\site-packages\matplotlib\artist.py in draw_wrapper(artist, renderer, *args, **kwargs)
48 renderer.start_filter()
49
---> 50 return draw(artist, renderer, *args, **kwargs)
51 finally:
52 if artist.get_agg_filter() is not None:

E:\Anaconda\lib\site-packages\matplotlib\axes_base.py in draw(self, renderer, inframe)
2626 renderer.stop_rasterizing()
2627
-> 2628 mimage._draw_list_compositing_images(renderer, self, artists)
2629
2630 renderer.close_group('axes')

E:\Anaconda\lib\site-packages\matplotlib\image.py in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
136 if not_composite or not has_images:
137 for a in artists:
--> 138 a.draw(renderer)
139 else:
140 # Composite any adjacent images together

E:\Anaconda\lib\site-packages\matplotlib\artist.py in draw_wrapper(artist, renderer, *args, **kwargs)
48 renderer.start_filter()
49
---> 50 return draw(artist, renderer, *args, **kwargs)
51 finally:
52 if artist.get_agg_filter() is not None:

E:\Anaconda\lib\site-packages\matplotlib\axis.py in draw(self, renderer, *args, **kwargs)
1183 renderer.open_group(name)
1184
-> 1185 ticks_to_draw = self._update_ticks(renderer)
1186 ticklabelBoxes, ticklabelBoxes2 = self._get_tick_bboxes(ticks_to_draw,
1187 renderer)

E:\Anaconda\lib\site-packages\matplotlib\axis.py in _update_ticks(self, renderer)
1021
1022 interval = self.get_view_interval()
-> 1023 tick_tups = list(self.iter_ticks()) # iter_ticks calls the locator
1024 if self._smart_bounds and tick_tups:
1025 # handle inverted limits

E:\Anaconda\lib\site-packages\matplotlib\axis.py in iter_ticks(self)
965 Iterate through all of the major and minor ticks.
966 """
--> 967 majorLocs = self.major.locator()
968 majorTicks = self.get_major_ticks(len(majorLocs))
969 self.major.formatter.set_locs(majorLocs)

E:\Anaconda\lib\site-packages\matplotlib\ticker.py in call(self)
1983 def call(self):
1984 vmin, vmax = self.axis.get_view_interval()
-> 1985 return self.tick_values(vmin, vmax)
1986
1987 def tick_values(self, vmin, vmax):

E:\Anaconda\lib\site-packages\matplotlib\ticker.py in tick_values(self, vmin, vmax)
1991 vmin, vmax = mtransforms.nonsingular(
1992 vmin, vmax, expander=1e-13, tiny=1e-14)
-> 1993 locs = self._raw_ticks(vmin, vmax)
1994
1995 prune = self._prune

E:\Anaconda\lib\site-packages\matplotlib\ticker.py in _raw_ticks(self, vmin, vmax)
1930 if self._nbins == 'auto':
1931 if self.axis is not None:
-> 1932 nbins = np.clip(self.axis.get_tick_space(),
1933 max(1, self._min_n_ticks - 1), 9)
1934 else:

E:\Anaconda\lib\site-packages\matplotlib\axis.py in get_tick_space(self)
2541 size = tick.label1.get_size() * 2.0
2542 if size > 0:
-> 2543 return int(np.floor(length / size))
2544 else:
2545 return 2**31 - 1

ValueError: cannot convert float NaN to integer

[yangyangtongxue]

@yangyangtongxue 有完整的报错信息么？
我把bin_plot改成badrate_plot就没有报错

[Secbone]

@yangyangtongxue 更新一下你的 matplotlib 再试一下，看样子不是 toad 的问题，像是显示的时候的问题.