From 54465249e1479f4e9e991e5467c04de2333cff17 Mon Sep 17 00:00:00 2001
From: "Uwe L. Korn" <uwe.korn@quantco.com>
Date: Tue, 17 Dec 2019 14:36:44 +0100
Subject: [PATCH] =?UTF-8?q?ARROW-7407:=20[Python]=C2=A0Declare=20NumPy=20a?=
 =?UTF-8?q?=20PEP517=20build=20dependency?=
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---
 python/pyproject.toml | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/python/pyproject.toml b/python/pyproject.toml
index 712647e4f78..4eee45767d0 100644
--- a/python/pyproject.toml
+++ b/python/pyproject.toml
@@ -16,4 +16,11 @@
 # under the License.
 
 [build-system]
-requires = ["setuptools", "wheel", "setuptools_scm", "cython >= 0.29"]
+requires = [
+    "cython >= 0.29",
+    "numpy==1.14.5; python_version<'3.7'",
+    "numpy==1.16.0; python_version>='3.7'",
+    "setuptools",
+    "setuptools_scm",
+    "wheel"
+]