From c57fd7387209d7da3dae754e0aa440e5e9c336ad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Sun, 6 Dec 2020 06:38:32 +0100
Subject: [PATCH] specify build dependencies

Reading setup.py will import numpy already,
hence pip has no way to figure out what dependencies are needed.
---
 pyproject.toml | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 pyproject.toml

diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 00000000..997b713f
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,2 @@
+[build-system]
+requires = ["setuptools", "wheel", "Cython", "numpy>=1.16.0,<1.20"]