From b2b2282f5d41da0db87d5bcf87aa95b9727260e9 Mon Sep 17 00:00:00 2001
From: Artturin <Artturin@artturin.com>
Date: Mon, 16 May 2022 04:55:39 +0300
Subject: [PATCH] python39Packages.sanic: fix build on darwin

OSError: [Errno 24] Too many open files

https://hydra.nixos.org/build/176212923
---
 pkgs/development/python-modules/sanic/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/python-modules/sanic/default.nix b/pkgs/development/python-modules/sanic/default.nix
index 228bf2a5624..ff76e2c5631 100644
--- a/pkgs/development/python-modules/sanic/default.nix
+++ b/pkgs/development/python-modules/sanic/default.nix
@@ -82,6 +82,9 @@ buildPythonPackage rec {
 
     # needed for relative paths for some packages
     cd tests
+  '' + lib.optionalString stdenv.isDarwin  ''
+    # OSError: [Errno 24] Too many open files
+    ulimit -n 1024
   '';
 
   # uvloop usage is buggy