ERROR: Could not find a version that satisfies the requirement PIL (from versions: none)

ERROR: Could not find a version that satisfies the requirement PIL (from versions: none)
ERROR: No matching distribution found for PIL

当你使用pip install PIL时，不免出现以上错误。

解决方法：在cmd或者终端中使用以下命令。

pip install Pillow

缺点就是如果不换源的化，下载有点慢。