perf-stream-locked-section: advertise the right version key in the help As the v3 format is still experimental, its key is "v3-exp". The help text was not pointing that out. (we also fix `perf::stream-generate` in the process)

     1

def run():

     2

    from . import demandimport

     3

     4

    with demandimport.tracing.log('hg script'):

     5

        demandimport.enable()

     6

        from . import dispatch

     7

     8

        dispatch.run()

     9

    10

    11

if __name__ == '__main__':

    12

    run()