pyproject.toml

# Specify sip v6 as the build system for the package.
[build-system]
requires = ["sip >=6, <7", "PyQt-builder"]
build-backend = "sipbuild.api"

# Specify the PEP 566 metadata for the project.
[project]
name = "QCustomPlot"
#version = # set in project.py
dependencies = ["PyQt5"]

#[tool.sip]
#project-factory = "pyqtbuild:PyQtProject" # selected in project.py

[tool.sip.builder]
qmake-settings = ["DEFINES += QCUSTOMPLOT_USE_OPENGL"]

#qmake = "" # set if build system cannot find it automatically

# Specify each set of bindings.
[tool.sip.bindings.QCustomPlot]
sip-file = "all.sip"
include-dirs = ["."]
qmake-QT = ["core", "gui", "widgets", "printsupport", "opengl"]

# Configure the project itself.
[tool.sip.project]
sip-files-dir = "."

#sip-include-dirs = [] # set path to the Qt bindings if build system cannot find them automatically