sudo pip3 install numpy
sudo pip3 install scipy			# 这一步报错,看下面
sudo pip3 install scikit-learn@H_502_1@ 
错误: no lapack/blas resources found
 
sudo apt-get install liblapack-dev@H_502_1@ 
错误: library dfftpack has Fortran sources but no Fortran compiler found
 
sudo apt-get install gfortran@H_502_1@