当我尝试使用安装 pymc时easy_install pymc
我收到以下错误
warning: no files found matching 'README.txt'
warning: no files found matching 'INSTALL.txt'
warning: no files found matching 'docs/UserGuide.pdf'
Could not locate executable gfortran
Could not locate executable f95
Could not locate executable ifort
Could not locate executable ifc
Could not locate executable lf95
Could not locate executable pgfortran
Could not locate executable f90
Could not locate executable f77
Could not locate executable fort
Could not locate executable efort
Could not locate executable efc
Could not locate executable g77
Could not locate executable g95
Could not locate executable pathf95
don't know how to compile Fortran code on platform 'posix'
warning: build_ext: f77_compiler=None is not available.
我正在使用 Ubuntu 12.04 如何修复此错误？