python安装库时报错
提示WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x0000020E84A69B40>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。'))': /simple/tkinter/
ERROR: Could not find a version that satisfies the requirement tkinter (from versions: none)
ERROR: No matching distribution found for tkinter
我尝试了换源，但还是会报同样的错误
需要安装什么库呢？
可以从网络是否有问题实验，可以换一下不同的网试试
在不行，去网上直接下载所需的库，然后在本地安装