bluepy.btle.BTLEException:未能执行mgmt“scanend”

Question

回溯(最近一次调用)：

devices = scanner.scan(arg.timeout)
self._mgmtCmd(self._cmd()+"end")

未能执行mgmt '%s'“( cmd )%( cmd ) bluepy.btle.BTLEException:未能执行mgmt 'scanend‘

Answer 1

有一个“修正”，这似乎是一个种族条件之间的调用之间的“蓝-助手”。

diff --git a/bluepy/btle.py b/bluepy/btle.py
index ec950e1..65e6a78 100755
--- a/bluepy/btle.py
+++ b/bluepy/btle.py
@@ -218,6 +218,7 @@ class BluepyHelper:
             self._helper.stdin.write("quit\n")
             self._helper.stdin.flush()
             self._helper.wait()
+            time.sleep(0.1)
             self._helper = None
         if self._stderr is not None:
             self._stderr.close()

https://github.com/IanHarvey/bluepy/issues/150