Macos sudo:port:未找到命令

Macos sudo:port:未找到命令,macos,port,Macos,Port,我有一台MacBookAir。使用Python 2.7.5 已在终端中尝试此操作: export PATH=$PATH:/opt/local/bin export MANPATH=$MANPATH:/opt/local/share/man export INFOPATH=$INFOPATH:/opt/local/share/info 但这是徒劳的。仍然显示相同的错误 …和ls-l/opt/local/bin/port给出了…?ls:/opt/local/bin/port:没有这样的文件或目录您

我有一台MacBookAir。使用Python 2.7.5

已在终端中尝试此操作:

export PATH=$PATH:/opt/local/bin
export MANPATH=$MANPATH:/opt/local/share/man
export INFOPATH=$INFOPATH:/opt/local/share/info

但这是徒劳的。仍然显示相同的错误

…和
ls-l/opt/local/bin/port
给出了…?ls:/opt/local/bin/port:没有这样的文件或目录您确定正确吗?