There is always a RuntimeError when drawing graphlan diagrams
RuntimeError: module compiled against API version 0xa butthis version of numpy is 0x9Traceback (most recent call last): File "/usr/bin/miniconda3/envs/meta/bin/graphlan_annotate.py", line 26, infrom graphlan_libimport CircTreeas CTree File "/usr/bin/miniconda3/envs/meta/bin/graphlan_lib.py",line21,infrom matplotlibimport collections File "/usr/bin/miniconda3/envs/meta/lib/python2.7/site-packages/matplotlib/collections.py",line26,infrom .import (_path, artist, cbook, cm, colorsas mcolors, docstring,ImportError: numpy.core.multiarray failedtoimport How to solve it