ERROR: Could not find a version that satisfies the requirement tkinter (from versions: none)
ERROR: Could not find a version that satisfies the requirement tkinter (from versions: none)ERROR: No matching distribution found for tkinter想按照一个库,但是失败了!这是下载速度太慢了,加个镜像就好了!xxx就是你要安装的库!pip install xxx
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ERROR: Could not find a version that satisfies the requirement tkinter (from versions: none)
ERROR: No matching distribution found for tkinter
想按照一个库,但是失败了!
这是下载速度太慢了,加个镜像就好了!xxx就是你要安装的库!
pip install xxx -i http://pypi.douban.com/simple/
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