From 3b479764dc013b5da3c1557fa29de967e4d0dfd2 Mon Sep 17 00:00:00 2001
From: Yoan Dumas <yo_dumas@hotmail.fr>
Date: Sat, 7 Jan 2023 19:03:44 +0100
Subject: [PATCH] btle: close the PIPEd stdin and stdout from _helper

This commit is fixing issue #498 about the annoying log regarding the
RessourceWarning.

Signed-off-by: Yoan Dumas <yo_dumas@hotmail.fr>
---
 bluepy/btle.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/bluepy/btle.py b/bluepy/btle.py
index 3fa3564..d7ac117 100755
--- a/bluepy/btle.py
+++ b/bluepy/btle.py
@@ -304,6 +304,7 @@ def _stopHelper(self):
             DBG("Stopping ", helperExe)
             self._helper.stdin.write("quit\n")
             self._helper.stdin.flush()
+            self._helper.communicate()
             self._helper.wait()
             self._helper = None
         if self._stderr is not None: