pyproject.toml

[build-system]
# Minimum requirements for the build system to execute.
# See https://github.com/scipy/scipy/pull/10431 for the AIX issue.
requires = [
    "setuptools",
    "wheel",
    "Cython>=0.29.13",  # Note: sync with setup.py
    "numpy==1.13.3; python_version=='3.5' and platform_system!='AIX'",
    "numpy==1.13.3; python_version=='3.6' and platform_system!='AIX'",
    "numpy==1.14.5; python_version>='3.7' and platform_system!='AIX'",
    "numpy==1.16.0; python_version=='3.5' and platform_system=='AIX'",
    "numpy==1.16.0; python_version=='3.6' and platform_system=='AIX'",
    "numpy==1.16.0; python_version>='3.7' and platform_system=='AIX'",
]