gcc或g++报错

一，报错信息

Building wheel for hnswlib (PEP 517) … error ERROR: Command errored
out with exit status 1: RuntimeError: Unsupported compiler – at least
C++11 support is needed! … … gcc: error trying to exec
‘cc1plus’: execvp: No such file or directory ERROR: Failed building
wheel for hnswlib gcc: error trying to exec ‘cc1plus’: execvp: No such
file or directory … … Failed to build **** ERROR: Could
not build wheels for **** which use PEP 517 and cannot be installed
directly

二，报错原因

缺少gcc和g++

三，解决方法

查看gcc和g++是否安装

gcc --version
g++ --version

未安装则安装gcc和g++

apt-get update
apt-get install gcc
apt-get install g++