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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Wrong reader in mathext.py","articleBody":"This bug happens when drawing a figure when using AFM fonts (ps.useafm=True) and setting ScalarFormatter(useMathText=True), \n\nThe _sanity_check() function in aft.py requires a BufferedReader, while the \"_get_font()\" function in mathext.py returns TextIOWrapper \n\nif cached_font is None:\n            fname = os.path.join(self.basepath, basename + \".afm\")\n            with open(fname, 'r') as fd:\n                print(fd)\n                cached_font = AFM(fd)\n            cached_font.fname = fname\n            self.fonts[basename] = cached_font\n            self.fonts[cached_font.get_fontname()] = cached_font\n        return cached_font\n\nThe line \"with open(fname, 'r') as fd:\" should be \"with open(fname, 'rb') as fd:\"\n","author":{"url":"https://github.com/lijunsun","@type":"Person","name":"lijunsun"},"datePublished":"2016-09-13T21:45:47.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/7106/matplotlib/issues/7106"}