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我一直在我的 rpi 3 上开发一个项目,我需要在上面安装一些包。那些是 librosa、tensorflow、keras 和 kivy。我正在使用 python 3.7 和最新版本的 pip 操作系统是 raspbian。几周前我开始该项目并尝试使用 pip 安装这些软件包时,一切正常,pip 与我台式电脑或笔记本电脑上的 pip 一样好用。但是昨天和今天,每当我尝试从 pip 下载任何软件包时,我都会一遍又一遍地收到 ReadTimeoutError 并且没有任何反应。即使确实发生了某些事情,它也需要很长时间,而且不应该那样。我可以上网就好了。当我下载与 pip 无关的其他软件包时,apt 工作正常。我已经尝试过WiFi和有线连接,但这没关系。

我正在添加显示的错误/警告的屏幕截图

错误图像

提前致谢

编辑:没有回溯,只有这个警告不断重复。

WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host='pypi.org', port=443): Read timed out. (read timeout=15)")': /simple/tensorflow/
WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host='pypi.org', port=443): Read timed out. (read timeout=15)")': /simple/tensorflow/
WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host='pypi.org', port=443): Read timed out. (read timeout=15)")': /simple/tensorflow/
WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host='pypi.org', port=443): Read timed out. (read timeout=15)")': /simple/tensorflow/
WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host='pypi.org', port=443): Read timed out. (read timeout=15)")': /simple/tensorflow/
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