From 6b09e24bba6e7ae42d8c2231741955c83f455f73 Mon Sep 17 00:00:00 2001
From: Thomas Bereknyei <tomberek@gmail.com>
Date: Fri, 18 Oct 2019 20:31:34 -0400
Subject: [PATCH] pythonPackages.grpcio: inherit src from grpc

---
 pkgs/development/python-modules/grpcio/default.nix | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/pkgs/development/python-modules/grpcio/default.nix b/pkgs/development/python-modules/grpcio/default.nix
index 65e9e3fb599..60bfae8dca5 100644
--- a/pkgs/development/python-modules/grpcio/default.nix
+++ b/pkgs/development/python-modules/grpcio/default.nix
@@ -1,18 +1,10 @@
-{ stdenv, buildPythonPackage, fetchFromGitHub, darwin
+{ stdenv, buildPythonPackage, darwin, grpc
 , six, protobuf, enum34, futures, isPy27, pkgconfig
 , cython}:
 
 buildPythonPackage rec {
+  inherit (grpc) src version;
   pname = "grpcio";
-  version = "1.23.0";
-
-  src = fetchFromGitHub {
-    owner = "grpc";
-    repo = "grpc";
-    rev = "v${version}";
-    fetchSubmodules = true;
-    sha256 = "18hf794frncqvq3n4j5n8kip0gp6ch4pf5b3n6809q0c1paf6rp5";
-  };
 
   nativeBuildInputs = [ cython pkgconfig ]
                     ++ stdenv.lib.optional stdenv.isDarwin darwin.cctools;