在导入sklearn时遇到import Error，唯一的错误代码是libquadmath.so.0，我不愿意在pkg路径上看到它，但是相同的模块在3.6.1中可以正常工作。
>>> import sklearn
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/python3/lib/python3.5/site-packages/sklearn/__init__.py", line 57, in <module>
from .base import clone
File "/python3/lib/python3.5/site-packages/sklearn/base.py", line 11, in <module>
from .utils.fixes import signature
File "/python3/lib/python3.5/site-packages/sklearn/utils/__init__.py", line 11, in <module>
from .validation import (as_float_array,
File "/python3/lib/python3.5/site-packages/sklearn/utils/validation.py", line 16, in <module>
from ..utils.fixes import signature
File "/python3/lib/python3.5/site-packages/sklearn/utils/fixes.py", line 324, in <module>
from scipy.sparse.linalg import lsqr as sparse_lsqr
File "/python3/lib/python3.5/site-packages/scipy-0.18.0rc2-py3.5-linux-x86_64.egg/scipy/sparse/linalg/__init__.py", line 112, in <module>
from .isolve import *
File "/python3/lib/python3.5/site-packages/scipy-0.18.0rc2-py3.5-linux-x86_64.egg/scipy/sparse/linalg/isolve/__init__.py", line 6, in <module>
from .iterative import *
File "/python3/lib/python3.5/site-packages/scipy-0.18.0rc2-py3.5-linux-x86_64.egg/scipy/sparse/linalg/isolve/iterative.py", line 7, in <module>
from . import _iterative
ImportError: libquadmath.so.0: cannot open shared object file: No such file or directory