Traceback (most recent call last):
File "xxx/lib/python3.5/site-packages/matplotlib-1.5.0+237.ga7b76bc-py3.5-macosx-10.11-x86_64.egg/matplotlib/font_manager.py", line 1441, in <module>
fontManager = json_load(_fmcache)
File "xxx/lib/python3.5/site-packages/matplotlib-1.5.0+237.ga7b76bc-py3.5-macosx-10.11-x86_64.egg/matplotlib/font_manager.py", line 991, in json_load
with open(filename, 'r') as fh:
FileNotFoundError: [Errno 2] No such file or directory: '~/.matplotlib/fontList.json'