Use pyenv to build a full functional Python interpreter on macOS Big Sur(11.1)

[ferstar]

• no build errors
• tkinter module enabled
• openssl from homebrew
• CPython with Framework support

brew install zlib bzip2 tcl-tk openssl
py_version="3.6.11"
CFLAGS="-I$(brew --prefix openssl)/include -I$(brew --prefix bzip2)/include -I$(brew --prefix readline)/include -I$(xcrun --show-sdk-path)/usr/include -I$(brew --prefix tcl-tk)/include" \
LDFLAGS="-L$(brew --prefix openssl)/lib -L$(brew --prefix readline)/lib -L$(brew --prefix zlib)/lib -L$(brew --prefix bzip2)/lib -L$(brew --prefix tcl-tk)/lib" \
PYTHON_CONFIGURE_OPTS="--with-tcltk-includes='-I/usr/local/opt/tcl-tk/include' --with-tcltk-libs='-L/usr/local/opt/tcl-tk/lib -ltcl8.6 -ltk8.6' --enable-framework" \
pyenv install --patch $py_version < <(curl -sSL https://github.com/python/cpython/commit/8ea6353.patch\?full_index\=1)

output:

pyenv install --patch 3.6.11 < <(curl -sSL https://github.com/python/cpython/commit/8ea6353.patch\?full_index\=1)
python-build: use openssl@1.1 from homebrew
python-build: use readline from homebrew
Downloading Python-3.6.11.tar.xz...
-> https://www.python.org/ftp/python/3.6.11/Python-3.6.11.tar.xz
Installing Python-3.6.11...
patching file Misc/NEWS.d/next/macOS/2020-06-24-13-51-57.bpo-41100.mcHdc5.rst
patching file configure
Hunk #1 succeeded at 3375 (offset -51 lines).
patching file configure.ac
Hunk #1 succeeded at 495 (offset -15 lines).
python-build: use readline from homebrew
python-build: use zlib from xcode sdk
Installed Python-3.6.11 to /Users/ferstar/.pyenv/versions/3.6.11

test tkinter module

python -m tkinter -c 'tkinter._test()'

references

1. https://stackoverflow.com/a/60469203
2. pyenv install doesn't work with homebrew installed tcl-tk  pyenv/pyenv#1375 (comment)
3. https://github.com/pyenv/pyenv/wiki#which-shell-startup-file-do-i-put-pyenv-config-in
4. Python 3.6-3.8 cannot be installed on Mac OS 11.0.1: "implicit declaration of function 'sendfile' is invalid in C99" pyenv/pyenv#1737 (comment)