From 6d3fe0b826c2aacf1eec573ed0fd50eb8774ee77 Mon Sep 17 00:00:00 2001
From: Bruno Oliveira <nicoddemus@gmail.com>
Date: Sun, 12 Nov 2017 11:28:57 -0200
Subject: [PATCH] Explicitly clear finalizers list in finalize to ensure
 cleanup

---
 _pytest/fixtures.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/_pytest/fixtures.py b/_pytest/fixtures.py
index 74efd309d..ceae79cb4 100644
--- a/_pytest/fixtures.py
+++ b/_pytest/fixtures.py
@@ -765,6 +765,7 @@ class FixtureDef:
             # keep instances alive
             if hasattr(self, "cached_result"):
                 del self.cached_result
+            self._finalizer = []
 
     def execute(self, request):
         # get required arguments and register our own finish()