[build-system]
requires = [
  "setuptools",
  "wheel",
  "cython==0.29.21",
  "oldest-supported-numpy; python_version >= '3.5'",
  "numpy; python_version < '3.5'"
]

[build-system]
requires = [
  "setuptools",
  "wheel",
  "cython==0.29.32",
  "oldest-supported-numpy; python_version >= '3.5'",
  "numpy; python_version < '3.5'"
]

Upgrade cython to support python 3.11+
Upgrade cython to support python 3.11+
