C:\Users\ufo>pip install beautifulsoup4
Collecting beautifulsoup4
WARNING: Retrying (Retry(total=, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.VerifiedHTTPSConnection object at 0x000001D1EC498940>: Failed to establish a new connection: [Errno ] getaddrinfo failed')': /packages/cb/a1/c698cf319e9cfed6b17376281bd0efc6bfc8465698f54170ef60a485ab5d/beautifulsoup4-4.8.-py3-none-any.whl
WARNING: Retrying (Retry(total=, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.VerifiedHTTPSConnection object at 0x000001D1EC498A90>: Failed to establish a new connection: [Errno ] getaddrinfo failed')': /packages/cb/a1/c698cf319e9cfed6b17376281bd0efc6bfc8465698f54170ef60a485ab5d/beautifulsoup4-4.8.-py3-none-any.whl
WARNING: Retrying (Retry(total=, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.VerifiedHTTPSConnection object at 0x000001D1EC498CA0>: Failed to establish a new connection: [Errno ] getaddrinfo failed')': /packages/cb/a1/c698cf319e9cfed6b17376281bd0efc6bfc8465698f54170ef60a485ab5d/beautifulsoup4-4.8.-py3-none-any.whl
WARNING: Retrying (Retry(total=, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.VerifiedHTTPSConnection object at 0x000001D1EC498E50>: Failed to establish a new connection: [Errno ] getaddrinfo failed')': /packages/cb/a1/c698cf319e9cfed6b17376281bd0efc6bfc8465698f54170ef60a485ab5d/beautifulsoup4-4.8.-py3-none-any.whl
Downloading https://files.pythonhosted.org/packages/cb/a1/c698cf319e9cfed6b17376281bd0efc6bfc8465698f54170ef60a485ab5d/beautifulsoup4-4.8.2-py3-none-any.whl (106kB)
|████████████████████████████████| 112kB 243kB/s
Collecting soupsieve>=1.2 (from beautifulsoup4)
Downloading https://files.pythonhosted.org/packages/81/94/03c0f04471fc245d08d0a99f7946ac228ca98da4fa75796c507f61e688c2/soupsieve-1.9.5-py2.py3-none-any.whl
Installing collected packages: soupsieve, beautifulsoup4
Successfully installed beautifulsoup4-4.8.2 soupsieve-1.9.5
WARNING: You are using pip version 19.2., however version 20.0. is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.

上面蓝色为命令,红色为结果。

--2020年1月31日--

05-11 22:12