问题分类: 控件识别、树状结构、poco库报错

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(请尽量按照下面提示内容填写，有助于我们快速定位和解决问题，感谢配合。否则直接关闭。)

(重要！问题分类)

• 图像识别相关问题 -> https://github.com/AirtestProject/Airtest/issues
• 测试开发环境AirtestIDE使用问题 -> https://github.com/AirtestProject/AirtestIDE/issues
• 控件识别、树状结构、poco库报错 -> 此仓库

描述问题bug
(简洁清晰得概括一下遇到的问题是什么。或者是报错的traceback信息。)

（在这里粘贴traceback或其他报错信息）

复现步骤

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

预期效果
(预期想要得到什么、见到什么)

相关截图
(贴出遇到问题时的截图内容，如果有的话)

python 版本: python2.7

poco 版本: 1.0.69

poco版本通过pip freeze可以命令可以查到

设备:

• 型号: [e.g. google pixel 2]
• 系统: [e.g. Android 8.1]
• (别的信息)

其他相关环境信息
(其他运行环境，例如在linux ubuntu16.04上运行异常，在windows上正常。)

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DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
[17:13:24][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
[17:13:24][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
[17:13:27][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
[17:13:27][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
[17:13:30][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
[17:13:30][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
[17:13:34][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
[17:13:34][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input
[17:13:37][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
DEBUG:airtest.core.android.adb:/Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys SurfaceFlinger
[17:13:37][DEBUG]<airtest.core.android.adb> /Users/jenkins/Library/Android/sdk/platform-tools/adb -P 5037 -s 127.0.0.1:5555 shell dumpsys input

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执行用户会一直执行dumpsys input 与 dumpsys SurfaceFlinger 且不会继续执行用例 pocoui版本1.0.94