# Very simple example application for BrickPython.

#

# Copyright (c) 2014 Charles Weir. Shared under the MIT Licence.

import sys, os # Python path kludge - omit these 2 lines if BrickPython is installed.

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(sys.argv[0]))))

from BrickPython.CommandLineApplication import CommandLineApplication

class SimpleApp(CommandLineApplication):

'Simple command line example application'

def __init__(self):

CommandLineApplication.__init__(self)

self.addSensorCoroutine( self.doActivity() )

def doActivity(self):

'Coroutine to rotate a motor forward and backward'

motorA = self.motor('A')

motorA.zeroPosition()

while True:

print 'Moving forward'

for i in motorA.moveTo( 2*90 ):

yield

print 'Moving back'

for i in motorA.moveTo( 0 ):

yield

if __name__ == "__main__":

SimpleApp().mainloop()