pyenv install 3.9.6

% pyenv install 3.9.6      
python-build: use openssl@1.1 from homebrew
python-build: use readline from homebrew
Downloading Python-3.9.6.tar.xz...
-> https://www.python.org/ftp/python/3.9.6/Python-3.9.6.tar.xz
Installing Python-3.9.6...
python-build: use readline from homebrew
python-build: use zlib from xcode sdk
WARNING: The Python readline extension was not compiled. Missing the GNU readline lib?
ERROR: The Python ssl extension was not compiled. Missing the OpenSSL lib?

Please consult to the Wiki page to fix the problem.
https://github.com/pyenv/pyenv/wiki/Common-build-problems


BUILD FAILED (OS X 11.5.2 using python-build 2.0.5-2-gb2eb2d28)

Inspect or clean up the working tree at /var/folders/m0/27vm0kbd5ys1_rs1l54zmwq00000gq/T/python-build.20210827141959.69396
Results logged to /var/folders/m0/27vm0kbd5ys1_rs1l54zmwq00000gq/T/python-build.20210827141959.69396.log

Last 10 log lines:
                 ./python.exe -E -m ensurepip \
                        $ensurepip --root=/ ; \
        fi
Looking in links: /var/folders/m0/27vm0kbd5ys1_rs1l54zmwq00000gq/T/tmp24q45onf
Processing /private/var/folders/m0/27vm0kbd5ys1_rs1l54zmwq00000gq/T/tmp24q45onf/setuptools-56.0.0-py3-none-any.whl
Processing /private/var/folders/m0/27vm0kbd5ys1_rs1l54zmwq00000gq/T/tmp24q45onf/pip-21.1.3-py3-none-any.whl
Installing collected packages: setuptools, pip
  WARNING: The scripts pip3 and pip3.9 are installed in '/Users/hdknr/.anyenv/envs/pyenv/versions/3.9.6/bin' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
Successfully installed pip-21.1.3 setuptools-56.0.0