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Title: Bug in postscript backend in Python 3 by mdboom · Pull Request #1779 · matplotlib/matplotlib · GitHub

Open Graph Title: Bug in postscript backend in Python 3 by mdboom · Pull Request #1779 · matplotlib/matplotlib

X Title: Bug in postscript backend in Python 3 by mdboom · Pull Request #1779 · matplotlib/matplotlib

Description: The following examples demonstrates the issue: In [1]: import matplotlib In [2]: matplotlib.__version__ Out[2]: '1.2.0' In [3]: from matplotlib import pyplot as plt In [4]: fig = plt.figure() In [5]: ax = fig.add_subplot(1,1,1) In [6]: import numpy as np In [7]: ax.imshow(np.zeros((128, 128))) Out[7]: In [8]: fig.savefig('test.ps') --------------------------------------------------------------------------- TypeError Traceback (most recent call last) in () ----> 1 fig.savefig('test.ps') /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/figure.py in savefig(self, *args, **kwargs) 1362 kwargs.setdefault('edgecolor', rcParams['savefig.edgecolor']) 1363 -> 1364 self.canvas.print_figure(*args, **kwargs) 1365 1366 if transparent: /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/backend_bases.py in print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, **kwargs) 2091 orientation=orientation, 2092 bbox_inches_restore=_bbox_inches_restore, -> 2093 **kwargs) 2094 finally: 2095 if bbox_inches and restore_bbox: /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/backend_bases.py in print_ps(self, *args, **kwargs) 1858 from .backends.backend_ps import FigureCanvasPS # lazy import 1859 ps = self.switch_backends(FigureCanvasPS) -> 1860 return ps.print_ps(*args, **kwargs) 1861 1862 def print_raw(self, *args, **kwargs): /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/backends/backend_ps.py in print_ps(self, outfile, *args, **kwargs) 969 970 def print_ps(self, outfile, *args, **kwargs): --> 971 return self._print_ps(outfile, 'ps', *args, **kwargs) 972 973 def print_eps(self, outfile, *args, **kwargs): /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/backends/backend_ps.py in _print_ps(self, outfile, format, *args, **kwargs) 1005 self._print_figure(outfile, format, imagedpi, facecolor, edgecolor, 1006 orientation, isLandscape, papertype, -> 1007 **kwargs) 1008 1009 def _print_figure(self, outfile, format, dpi=72, facecolor='w', edgecolor='w', /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/backends/backend_ps.py in _print_figure(self, outfile, format, dpi, facecolor, edgecolor, orientation, isLandscape, papertype, **kwargs) 1098 bbox_inches_restore=_bbox_inches_restore) 1099 -> 1100 self.figure.draw(renderer) 1101 1102 if dryrun: # return immediately if dryrun (tightbbox=True) /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/artist.py in draw_wrapper(artist, renderer, *args, **kwargs) 53 def draw_wrapper(artist, renderer, *args, **kwargs): 54 before(artist, renderer) ---> 55 draw(artist, renderer, *args, **kwargs) 56 after(artist, renderer) 57 /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/figure.py in draw(self, renderer) 998 dsu.sort(key=itemgetter(0)) 999 for zorder, a, func, args in dsu: -> 1000 func(*args) 1001 1002 renderer.close_group('figure') /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/artist.py in draw_wrapper(artist, renderer, *args, **kwargs) 53 def draw_wrapper(artist, renderer, *args, **kwargs): 54 before(artist, renderer) ---> 55 draw(artist, renderer, *args, **kwargs) 56 after(artist, renderer) 57 /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/axes.py in draw(self, renderer, inframe) 2086 2087 for zorder, a in dsu: -> 2088 a.draw(renderer) 2089 2090 renderer.close_group('axes') /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/artist.py in draw_wrapper(artist, renderer, *args, **kwargs) 53 def draw_wrapper(artist, renderer, *args, **kwargs): 54 before(artist, renderer) ---> 55 draw(artist, renderer, *args, **kwargs) 56 after(artist, renderer) 57 /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/image.py in draw(self, renderer, *args, **kwargs) 364 im._url = self.get_url() 365 im._gid = self.get_gid() --> 366 renderer.draw_image(gc, l, b, im) 367 gc.restore() 368 /opt/local/Library/Frameworks/Python.framework/Versions/3.2/lib/python3.2/site-packages/matplotlib/backends/backend_ps.py in draw_image(self, gc, x, y, im, dx, dy, transform) 470 471 h, w, bits, imagecmd = self._get_image_h_w_bits_command(im) --> 472 hexlines = '\n'.join(self._hex_lines(bits)) 473 474 if dx is None: TypeError: sequence item 0: expected str instance, bytes found In the mean time, is there a workaround?

Open Graph Description: The following examples demonstrates the issue: In [1]: import matplotlib In [2]: matplotlib.__version__ Out[2]: '1.2.0' In [3]: from matplotlib import pyplot as plt In [4]: fig = plt.fig...

X Description: The following examples demonstrates the issue: In [1]: import matplotlib In [2]: matplotlib.__version__ Out[2]: '1.2.0' In [3]: from matplotlib import pyplot as plt In [4]: fig =...

Opengraph URL: https://github.com/matplotlib/matplotlib/pull/1779

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