python使用matplotlib一直报错
离线安装的matplotlib，安装的问题，卸载重新装也不对，改成在线安装也不对，这么个小问题，查来查去没找到解决办法，缺少什么文件，会不会是matplotlibrc这个文件？拷贝了一个过来解决了
/usr/lib/python2.7/dist-packages/matplotlib/__init__.py:820: UserWarning: Could not find matplotlibrc; using defaults
warnings.warn('Could not find matplotlibrc; using defaults')
/usr/lib/python2.7/dist-packages/matplotlib/__init__.py:974: UserWarning: could not find rc file; returning defaults
warnings.warn(message)
Traceback (most recent call last):
File "./unknown_interface.py", line 70, in <module>
from chart_image import img_output_path
File "/home/prism/unknown/bin/chart_image.py", line 6, in <module>
import matplotlib.pyplot as plt
File "/usr/lib/python2.7/dist-packages/matplotlib/pyplot.py", line 29, in <module>
import matplotlib.colorbar
File "/usr/lib/python2.7/dist-packages/matplotlib/colorbar.py", line 34, in <module>
import matplotlib.collections as collections
File "/usr/lib/python2.7/dist-packages/matplotlib/collections.py", line 27, in <module>
import matplotlib.backend_bases as backend_bases
File "/usr/lib/python2.7/dist-packages/matplotlib/backend_bases.py", line 62, in <module>
import matplotlib.textpath as textpath
File "/usr/lib/python2.7/dist-packages/matplotlib/textpath.py", line 15, in <module>
import matplotlib.font_manager as font_manager
File "/usr/lib/python2.7/dist-packages/matplotlib/font_manager.py", line 1421, in <module>
_rebuild()
File "/usr/lib/python2.7/dist-packages/matplotlib/font_manager.py", line 1406, in _rebuild
fontManager = FontManager()
File "/usr/lib/python2.7/dist-packages/matplotlib/font_manager.py", line 1026, in __init__
paths = [os.path.join(rcParams['datapath'], 'fonts', 'ttf'),
File "/usr/lib/python2.7/posixpath.py", line 70, in join
elif path == '' or path.endswith('/'):
AttributeError: 'NoneType' object has no attribute 'endswith'
prism@prism-PowerEdge-R720:~/unknown/bin$ python -c 'import matplotlib; print(matplotlib.__version__); print(matplotlib.__file__)'
/usr/lib/python2.7/dist-packages/matplotlib/__init__.py:820: UserWarning: Could not find matplotlibrc; using defaults
warnings.warn('Could not find matplotlibrc; using defaults')
/usr/lib/python2.7/dist-packages/matplotlib/__init__.py:974: UserWarning: could not find rc file; returning defaults
warnings.warn(message)
1.5.1
从测试环境拷贝/etc/matplotlibrc到本地相同目录，不再报错