Linked Questions
10 questions linked to/from "SSL certificate verify failed" using pip to install packages
785 votes
65 answers
2.5m views
pip install fails with "connection error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:598)"
I am very new to Python and trying to > pip install linkchecker on Windows 7. Some notes: pip install is failing no matter the package. For example, > pip install scrapy also results in the SSL ...
57 votes
11 answers
70k views
Charles Proxy Response unreadable
Recently I want to use Charles to help me debug my web code. However, when I logged out response, it was unreadable. How could I deal with that? I need to see those actual text in response.
19 votes
3 answers
11k views
Should setuptools be in the setup_requires entry of setup.cfg files?
The importlib_resources backport for Python < 3.7 of the importlib.resources standard library module has the following section in the setup.cfg file: [options] python_requires = >=2.7,!=3.0,!=3....
2 votes
2 answers
4k views
how to fix distutils.errors.DistutilsError on py2app? [closed]
I recently tried to use py2app and I have a simple app named test.py. everything is fine, until I type 'python3 setup.py py2app'. here is the error message: Download error on https://pypi.python.org/...
1 vote
1 answer
5k views
macOS pyenv: pip install not working [SSL: CERTIFICATE_VERIFY_FAILED]
I am trying to install numpy package using pip while working with pyenv (global version 3.8.6). Command: pip install numpy Output: WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=...
0 votes
1 answer
1k views
Is there a way to install "pystan" & "fbprophet". I getting errors while installing
I tried installing via pip and conda, both ways failed. Anybody know how to overcome this problem.
0 votes
1 answer
575 views
cannot install jupyter using pip3
Could not fetch URL https://pypi.python.org/simple/jupyter/: There was a problem confirming the ssl certificate: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:748) - skipping I am ...
1 vote
1 answer
610 views
setuptools setup_requires and install_requires behaves differently
My Python package requires numpy at build time in order to compile cython extensions. Running python setup.py install will fail if numpy is not available in the environment. I've read online that I ...
0 votes
1 answer
289 views
SSLError(SSLCertVerificationError) when presenting client side cert and key
I have a website that is hosted behind company's network. You could only connect to it using the client.crt and client.key. This client.crt is signed by a self signed ca.crt which is referenced in the ...
0 votes
1 answer
159 views
I am a python newbie and unable to install scrapy on my mac os 10.10.15. I installed brew and able to setup virtualenv
I am a python newbie and unable to install scrapy on my mac os 10.10.15. I installed brew and able to setup virtualenv. (scrapdata) ---------- $ pip3 install scrapy Collecting scrapy Using cached ...