From 9d971d33bec34715715bf5c5c269bc73fca00c36 Mon Sep 17 00:00:00 2001
From: Bruno Oliveira <nicoddemus@gmail.com>
Date: Mon, 1 Oct 2018 18:45:08 -0300
Subject: [PATCH] Hide internal pytest.warns traceback

---
 src/_pytest/recwarn.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/_pytest/recwarn.py b/src/_pytest/recwarn.py
index 0eee4c841..7a0586697 100644
--- a/src/_pytest/recwarn.py
+++ b/src/_pytest/recwarn.py
@@ -212,6 +212,8 @@ class WarningsChecker(WarningsRecorder):
     def __exit__(self, *exc_info):
         super(WarningsChecker, self).__exit__(*exc_info)
 
+        __tracebackhide__ = True
+
         # only check if we're not currently handling an exception
         if all(a is None for a in exc_info):
             if self.expected_warning is not None: