def create_random_activity(svc=None, actType=ActivityType.Other, tz=False, record=None, withPauses=True, withLaps=True):
        act = TestTools.create_blank_activity(svc, actType, record=record)

        if tz is True:
            tz = pytz.timezone("America/Atikokan")
            act.TZ = tz
        elif tz is not False:
            act.TZ = tz

        if act.CountTotalWaypoints() > 0:
            raise ValueError("Waypoint list already populated")
        # this is entirely random in case the testing account already has events in it (API doesn't support delete, etc)
        act.StartTime = datetime(2011, 12, 13, 14, 15, 16)
        if tz is not False:
            if hasattr(tz, "localize"):
                act.StartTime = tz.localize(act.StartTime)
            else:
                act.StartTime = act.StartTime.replace(tzinfo=tz)
        act.EndTime = act.StartTime + timedelta(0, random.randint(60 * 5, 60 * 60))  # don't really need to upload 1000s of pts to test this...
        act.Stats.Distance = ActivityStatistic(ActivityStatisticUnit.Meters, value=random.random() * 10000)
        act.Name = str(random.random())
        paused = False
        waypointTime = act.StartTime
        backToBackPauses = False
        act.Laps = []
        lap = Lap(startTime=act.StartTime)
        while waypointTime < act.EndTime:
            wp = Waypoint()
            if waypointTime == act.StartTime:
                wp.Type = WaypointType.Start
            wp.Timestamp = waypointTime
            wp.Location = Location(random.random() * 180 - 90, random.random() * 180 - 90, random.random() * 1000)  # this is gonna be one intense activity

            if not (wp.HR == wp.Cadence == wp.Calories == wp.Power == wp.Temp == None):
                raise ValueError("Waypoint did not initialize cleanly")
            if svc.SupportsHR:
                wp.HR = float(random.randint(90, 180))
            if svc.SupportsPower:
                wp.Power = float(random.randint(0, 1000))
            if svc.SupportsCalories:
                wp.Calories = float(random.randint(0, 500))
            if svc.SupportsCadence:
                wp.Cadence = float(random.randint(0, 100))
            if svc.SupportsTemp:
                wp.Temp = float(random.randint(0, 100))

            if withPauses and (random.randint(40, 50) == 42 or backToBackPauses) and not paused:  # pause quite often
                wp.Type = WaypointType.Pause
                paused = True

            elif paused:
                paused = False
                wp.Type = WaypointType.Resume
                backToBackPauses = not backToBackPauses

            waypointTime += timedelta(0, int(random.random() + 9.5))  # 10ish seconds

            lap.Waypoints.append(wp)
            if waypointTime > act.EndTime:
                wp.Timestamp = act.EndTime
                wp.Type = WaypointType.End
            elif withLaps and wp.Timestamp < act.EndTime and random.randint(40, 60) == 42:
                # occasionally start new laps
                lap.EndTime = wp.Timestamp
                act.Laps.append(lap)
                lap = Lap(startTime=waypointTime)

        # Final lap
        lap.EndTime = act.EndTime
        act.Laps.append(lap)
        if act.CountTotalWaypoints() == 0:
            raise ValueError("No waypoints populated")

        act.CalculateUID()
        act.EnsureTZ()

        return act
Returns the SQL for starting a new savepoint. Only required if the
dataset/ETHPy150Open cpfair/tapiriik/tapiriik/testing/testtools.py/TestTools.create_random_activity--crossover with--dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/Django-1.6.10/django/db/backends/__init__.py/BaseDatabaseOperations.savepoint_create_sql