How to keep kivy service running in background in Android (service still run when switch to other App or lock the screen)?

Question

I\'m trying to build an android APP with kivy,my requirement is quit simple:

When open the android APP,it will start counting from 0, and a prompt will pop up in the stat

Answer 1

is this code

from jnius import autoclass
service = autoclass(SERVICE_NAME)
mActivity = autoclass(u'org.kivy.android.PythonActivity').mActivity
argument = ''
service.start(mActivity, argument)

inside the service.py or main.py