Fish shell torch-activate fucntion

torch_activate.fish

function torch_activate
	set -gx LUA_PATH '/Users/nan/.luarocks/share/lua/5.1/?.lua;/Users/nan/.luarocks/share/lua/5.1/?/init.lua;/usr/local/share/lua/5.1/?.lua;/usr/local/share/lua/5.1/?/init.lua;/Users/nan/p/torch/install/share/lua/5.1/?.lua;/Users/nan/p/torch/install/share/lua/5.1/?/init.lua;./?.lua;/Users/nan/p/torch/install/share/luajit-2.1.0-beta1/?.lua'
	set -gx LUA_CPATH '/Users/nan/.luarocks/lib/lua/5.1/?.so;/usr/local/lib/lua/5.1/?.so;./?.so;/Users/nan/p/torch/install/lib/lua/5.1/?.so;/usr/local/lib/lua/5.1/loadall.so'
	set -gx PATH /Users/nan/p/torch/install/bin $PATH
	set -gx LD_LIBRARY_PATH /Users/nan/p/torch/install/lib $LD_LIBRARY_PATH
	set -gx DYLD_LIBRARY_PATH /Users/nan/p/torch/install/lib $DYLD_LIBRARY_PATH
	set -gx LUA_CPATH '/Users/nan/p/torch/install/lib/?.dylib;'$LUA_CPATH
end