opencv的配置方式：
https://blog.csdn.net/cocoaqin/article/details/78163171
输入Python时候报错：
ERROR: ld.so: object '/usr/lib/libtcmalloc_minimal.so.4' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
解决方法：
安装tcmalloc
opencv的配置方式：
https://blog.csdn.net/cocoaqin/article/details/78163171
输入Python时候报错：
ERROR: ld.so: object '/usr/lib/libtcmalloc_minimal.so.4' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
解决方法：
安装tcmalloc