import maya.cmds as cmds

import maya.mel



playing=False



if (cmds.play( q=True, state=True )) :

    cmds.playbackOptions( loop='continuous' )

    cmds.playbackOptions( minTime=min, maxTime=max )

    cmds.play( state=False )

    

else:

    min=(cmds.playbackOptions(q=True, min=True))

    max=(cmds.playbackOptions(q=True, max=True))

    

    playbackSlider=maya.mel.eval('$tmpVar=$gPlayBackSlider')

    range=str(cmds.timeControl(playbackSlider,q=True,rng=True))

    

    strings =range.partition(':')

    

    print strings

    print strings[0]

    print type(strings[0])

    

    start=strings[0].split('"')

    end=strings[2].split('"')

    print start

    firstFrame = float (start[1])

    lastFrame = float(end[0])

    print firstFrame

    print lastFrame

    a = (lastFrame-firstFrame)

    print a

    

    

    if (a>1):

        cmds.playbackOptions( loop='continuous' )

        cmds.playbackOptions( minTime=firstFrame, maxTime=lastFrame )

        playing=1

        cmds.play( forward=True )

    else:

        cmds.play( forward=True )