I have python 3.8.5 and pip 20.3.3 already installed in my pc.
I run the following command:
pip install jupyterlab
I try to install Jupyter I get bellow error:
Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pip/ (Caused by SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: self signed certificate in certificate chain (_ssl.c:1123)'))) - skipping
question from:
https://stackoverflow.com/questions/65907906/cannot-install-jupyter-in-windows-10 与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…