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我想通过模块 Plyer 使用来自磁传感器的数据进行测试。使用 KivyLauncher 脚本失败后，我获得下一个警告列表：

[INFO              ] Logger: Record log in /storage/emulated/0/kivy/MagCompasses/.kivy/logs/kivy_20-05-01_4.txt
[INFO              ] Kivy: v1.9.1
[INFO              ] Python: v2.7.2 (default, Mar 20 2016, 23:30:13) 
[GCC 4.8]
[INFO              ] Factory: 179 symbols loaded
[WARNING           ] stderr: /data/user/0/org.kivy.pygame/files/lib/python2.7/site-packages/kivy/core/image/img_pygame.py:13: RuntimeWarning: import cdrom: No module named cdrom
[WARNING           ] stderr: (ImportError: No module named cdrom)
[INFO              ] Image: Providers: img_tex, img_dds, img_gif, img_pygame, img_pil (img_ffpyplayer ignored)
[INFO              ] Text: Provider: pygame
[WARNING           ] stderr: Traceback (most recent call last):
[WARNING           ] stderr:   File "main.py", line 208, in <module>
[WARNING           ] stderr:     MainApp().run()
[WARNING           ] stderr:   File "/home/tito/code/python-for-android-upstream/build/python-install/lib/python2.7/site-packages/kivy/app.py", line 802, in run
[WARNING           ] stderr:   File "main.py", line 115, in build
[WARNING           ] stderr:     self.compasses = Compasses()
[WARNING           ] stderr:   File "main.py", line 87, in __init__
[WARNING           ] stderr:     self.enable()
[WARNING           ] stderr:   File "main.py", line 91, in enable
[WARNING           ] stderr:     self.sensor.enable()
[WARNING           ] stderr:   File "/home/tito/code/python-for-android-upstream/build/python-install/lib/python2.7/site-packages/plyer/facades/compass.py", line 18, in enable
[WARNING           ] stderr:   File "/home/tito/code/python-for-android-upstream/build/python-install/lib/python2.7/site-packages/plyer/facades/compass.py", line 31, in _enable
[WARNING           ] stderr: NotImplementedError

这是否意味着 Plyer 需要模块 Pygame？

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1 回答 1

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Kivy Launcher 中的 plyer 版本要么不支持此功能，要么存在错误，或者存在一些相关问题，例如您缺少重要权限。

您可以尝试在您的应用程序中包含更新的 plyer（但如果仍然没有支持，这将不起作用）。

于 2020-05-02T11:52:57.623 回答