def adjust_torso(self):
# move torso up
tgoal = SingleJointPositionGoal()
tgoal.position = 0.238 # all the way up is 0.300
tgoal.min_duration = rospy.Duration( 2.0 )
tgoal.max_velocity = 1.0
self.torso_sac.send_goal_and_wait(tgoal)
def set_torso_state(self, jval, wait=False):
""" Sets goal for torso using provided value"""
if not (type(jval) is list):
jval = [jval]
if len(jval) == 0:
rospy.logwarn("No torso target given!")
self.torso_done = True
return
#HACK: it looks like with a value outside this range the actionserver doesn't return..
if jval[0] < 0.012:
jval[0] = 0.2
if jval[0] > 0.3:
jval[0] = 0.3
self.torso_done = False
goal = SingleJointPositionGoal()
goal.position = jval[0]
goal.min_duration = rospy.Duration(self.time_to_reach)
self.torso_client.send_goal(goal, done_cb=self.__torso_done_cb())
if wait:
self.torso_client.wait_for_result()
def move_body_torso(position):
service = 'torso_controller/position_joint_action'
goal = SingleJointPositionGoal()
goal.position = position
goal.min_duration = roslib.rostime.Duration(2.0)
goal.max_velocity = 1.0
client = actionlib.SimpleActionClient(service, SingleJointPositionAction)
client.send_goal(goal, done_cb=task_completed)
client.wait_for_result()
def move(self, position):
assert (position >= 0.0 and position <= 0.2)
self.position = position
up = SingleJointPositionGoal()
up.position = self.position
up.min_duration = rospy.Duration(2.0)
up.max_velocity = 1.0
self.torso_client.send_goal(up)
self.torso_client.wait_for_result()
def get_sm(self):
sm = smach.StateMachine(outcomes=['succeeded','preempted','aborted'])
with sm:
smach.StateMachine.add('NAV_APPROACH',
self.sm_nav_approach.get_sm(),
transitions={'succeeded' : 'TORSO_SETUP',
'shutdown' : 'aborted'})
# move torso up
tgoal = SingleJointPositionGoal()
tgoal.position = 0.300 # all the way up is 0.300
tgoal.min_duration = rospy.Duration( 2.0 )
tgoal.max_velocity = 1.0
smach.StateMachine.add(
'TORSO_SETUP',
SimpleActionState( 'torso_controller/position_joint_action',
SingleJointPositionAction,
goal = tgoal),
transitions = { 'succeeded': 'R_UNTUCK' })
# Untucks the right arm
smach.StateMachine.add(
'R_UNTUCK',
ServiceState( 'traj_playback/untuck_r_arm',
TrajPlaybackSrv,
request = TrajPlaybackSrvRequest( False )), # if True, reverse trajectory
transitions = { 'succeeded' : 'R_ADJUST_MIRROR' })
# Adjusts the mirror
smach.StateMachine.add(
'R_ADJUST_MIRROR',
ServiceState( 'traj_playback/r_adjust_mirror',
TrajPlaybackSrv,
request = TrajPlaybackSrvRequest( False )), # if True, reverse trajectory
transitions = { 'succeeded' : 'L_UNTUCK' })
# Untucks the left arm
smach.StateMachine.add(
'L_UNTUCK',
ServiceState( 'traj_playback/untuck_l_arm',
TrajPlaybackSrv,
request = TrajPlaybackSrvRequest( False )), # if True, reverse trajectory
transitions = { 'succeeded' : 'HEAD_REG_ALL' })
smach.StateMachine.add('HEAD_REG_ALL',
self.sm_ell_reg.get_sm(),
transitions = { 'succeeded' : 'SETUP_TASK_CONTROLLER' })
smach.StateMachine.add(
'SETUP_TASK_CONTROLLER',
SetupTaskController())
return sm
def move(self, position):
assert(position >= 0.0 and position <= 0.2)
self.position = position
up = SingleJointPositionGoal()
up.position = self.position
up.min_duration = rospy.Duration(2.0)
up.max_velocity = 1.0
self.torso_client.send_goal(up)
self.torso_client.wait_for_result()
def sm_grasp():
# Create a SMACH state machine
sm = smach.StateMachine(outcomes=['succeeded','aborted','preempted'])
with sm:
# Setup arm pose (out of way for perception)
tgoal = SingleJointPositionGoal()
tgoal.position = 0.190 # all the way up is 0.200
tgoal.min_duration = rospy.Duration( 2.0 )
tgoal.max_velocity = 1.0
smach.StateMachine.add(
'TORSO_SETUP',
SimpleActionState( 'torso_controller/position_joint_action',
SingleJointPositionAction,
goal = tgoal),
transitions = { 'succeeded': 'THREE_TRIES' })
# We will run the grasper at most 3 times.
smach.StateMachine.add(
'THREE_TRIES',
NTries( 3 ),
transitions = {'succeeded':'PERCEIVE_SETUP',
'aborted':'aborted'})
# get hand out of face
smach.StateMachine.add(
'PERCEIVE_SETUP',
ServiceState( '/rfid_handoff/grasp', HandoffSrv ),
transitions = { 'succeeded' : 'PERCEIVE_OBJECT' })
# Setment objects
smach.StateMachine.add(
'PERCEIVE_OBJECT',
ServiceState( '/obj_segment_inst',
DetectTableInst,
request = DetectTableInstRequest( 1.0 ),
response_slots = ['grasp_points']), # PoseArray
transitions = {'succeeded':'GRASP_SETUP'},
remapping = {'grasp_points':'object_poses'}) #output
# Setup arm pose (out of way for perception)
smach.StateMachine.add(
'GRASP_SETUP',
SimpleActionState( 'overhead_grasp_setup',
OverheadGraspSetupAction,
goal = OverheadGraspSetupGoal( True )), # disable new look
transitions = { 'succeeded': 'GRASP' })
# Actually perform grasp of some object in front of robot on table
def grasp_goal_cb( userdata, goal ):
# grasp_poses is PoseArray in base_link
mgp = userdata.grasp_poses.poses[0]
ggoal = OverheadGraspGoal()
ggoal.is_grasp = True
ggoal.grasp_type = OverheadGraspGoal.MANUAL_GRASP
ggoal.x = mgp.position.x + 0.05 # Converts base_link -> torso_lift_link (only for x,y)
ggoal.y = mgp.position.y
o = mgp.orientation
r,p,y = tft.euler_from_quaternion(( o.x, o.y, o.z, o.w ))
ggoal.rot = y
return ggoal
smach.StateMachine.add(
'GRASP',
SimpleActionState( 'overhead_grasp',
OverheadGraspAction,
goal_cb = grasp_goal_cb,
input_keys = ['grasp_poses']),
remapping = {'grasp_poses':'object_poses'},
transitions = { 'succeeded': 'succeeded',
'aborted':'THREE_TRIES' })
return sm
def get_nav_prep_sm(self):
nav_prep_sm = smach.StateMachine(outcomes=['succeeded','preempted','shutdown', 'aborted'])
with nav_prep_sm:
# make sure the robot is clear of obstacles
# make sure the arms are tucked with
# rosrun pr2_tuckarm tuck_arms.py r t l t
# wait for the user to click on the head so the robot can approach
smach.StateMachine.add(
'WAIT_FOR_HEAD_CLICK',
ClickMonitor(),
transitions={'click' : 'PROCESS_NAV_POSE',
'shutdown' : 'shutdown'},
remapping={'click_pose' : 'head_click_pose_global'}) # output (PoseStamped)
# prepare the navigation pose for move_base
# gets a point aligned with the normal and a distance away (nav_approach_dist)
smach.StateMachine.add(
'PROCESS_NAV_POSE',
self.get_nav_approach_pose(),
transitions={'succeeded' : 'MOVE_BASE',
'tf_failure' : 'WAIT_FOR_HEAD_CLICK'},
remapping={'head_click_pose' : 'head_click_pose_global', # input (PoseStamped)
'nav_pose_ps' : 'nav_pose_ps_global'}) # output (PoseStamped)
# moves the base using nav stack to the appropirate location for moving forward
smach.StateMachine.add(
'MOVE_BASE',
SimpleActionState('/move_base',
MoveBaseAction,
goal_slots=['target_pose'], # PoseStamped
outcomes=['succeeded','aborted','preempted']),
transitions = { 'succeeded' : 'CHECK_HEADING',
'aborted' : 'WAIT_FOR_HEAD_CLICK' },
remapping = {'target_pose':'nav_pose_ps_global'}) # input (PoseStamped)
# checks the current angle and returns the error
smach.StateMachine.add(
'CHECK_HEADING',
CheckHeading( listener = self.tf_listener ),
transitions = { 'succeeded':'ADJUST_HEADING' },
remapping = { 'target_pose':'nav_pose_ps_global', # input (PoseStamped)
'angular_error':'angular_error' }) # output (float)
# corrects for the error in angle
smach.StateMachine.add(
'ADJUST_HEADING',
ServiceState( '/rotate_backup',
RotateBackupSrv,
request_slots = ['rotate']), # float (displace = 0.0)
transitions = { 'succeeded':'MOVE_FORWARD_DIST' },
remapping = {'rotate':'angular_error'})
# approaches the touching position by moving forward nav_approach_dist meters
# checks for collisions and will return shutdown if it detects a collsion
smach.StateMachine.add(
'MOVE_FORWARD_DIST',
self.get_nav_approach(),
transitions = {'succeeded' : 'TORSO_SETUP',
'shutdown' : 'shutdown'},
remapping={'nav_dist' : 'nav_dist_global'})
# move torso up
tgoal = SingleJointPositionGoal()
tgoal.position = 0.300 # all the way up is 0.300
tgoal.min_duration = rospy.Duration( 2.0 )
tgoal.max_velocity = 1.0
smach.StateMachine.add(
'TORSO_SETUP',
SimpleActionState( 'torso_controller/position_joint_action',
SingleJointPositionAction,
goal = tgoal),
transitions = { 'succeeded': 'UNFOLD' })
# Unfolds the arms
smach.StateMachine.add(
'UNFOLD',
ServiceState( 'traj_playback/unfold',
TrajPlaybackSrv,
request = TrajPlaybackSrvRequest( False )), # if True, reverse trajectory
transitions = { 'succeeded':'succeeded' })
return nav_prep_sm
# transitions = {'succeeded':'succeeded'})
return sm
if False:
rospy.init_node('localization_trial')
sm = smach.StateMachine( outcomes=['succeeded','aborted','preempted'] )
with sm:
# Just a precation
tgoal = SingleJointPositionGoal()
tgoal.position = 0.040 # all the way up is 0.200
tgoal.min_duration = rospy.Duration( 2.0 )
tgoal.max_velocity = 1.0
smach.StateMachine.add(
'TORSO_SETUP',
SimpleActionState( 'torso_controller/position_joint_action',
SingleJointPositionAction,
goal = tgoal),
transitions = { 'succeeded': 'succeeded' })
sm.execute()
if __name__ == '__main__':
# if False:
rospy.init_node('smach_aware_home')
# MoveBaseAction,
# goal = go ), # Back down the hallway
# transitions = {'succeeded':'succeeded'})
return sm
if False:
rospy.init_node('localization_trial')
sm = smach.StateMachine(outcomes=['succeeded', 'aborted', 'preempted'])
with sm:
# Just a precation
tgoal = SingleJointPositionGoal()
tgoal.position = 0.040 # all the way up is 0.200
tgoal.min_duration = rospy.Duration(2.0)
tgoal.max_velocity = 1.0
smach.StateMachine.add('TORSO_SETUP',
SimpleActionState(
'torso_controller/position_joint_action',
SingleJointPositionAction,
goal=tgoal),
transitions={'succeeded': 'succeeded'})
sm.execute()
if __name__ == '__main__':
# if False:
rospy.init_node('smach_aware_home')
sm = cousins_demo()
def cousins_demo():
# Create a SMACH state machine
sm = smach.StateMachine(outcomes=['succeeded','aborted','preempted'],
input_keys = [ 'person_id' ])
with sm:
# Just a precation
tgoal = SingleJointPositionGoal()
tgoal.position = 0.040 # all the way up is 0.200, mostly down is 0.040
tgoal.min_duration = rospy.Duration( 2.0 )
tgoal.max_velocity = 1.0
smach.StateMachine.add(
'TORSO_SETUP',
SimpleActionState( 'torso_controller/position_joint_action',
SingleJointPositionAction,
goal = tgoal),
transitions = { 'succeeded': 'INIT_ARM_POSE' })
smach.StateMachine.add(
'INIT_ARM_POSE',
ServiceState( '/traj_playback/hfa_untuck',
TrajPlaybackSrv,
request = TrajPlaybackSrvRequest( False )),
transitions = { 'succeeded':'MOVE_GET_OBJ' })
go = MoveBaseGoal()
go.target_pose.header.frame_id = '/map'
go.target_pose.header.stamp = rospy.Time(0)
go.target_pose.pose.position.x = -5.07
go.target_pose.pose.position.y = 8.725
go.target_pose.pose.orientation.z = 0.926
go.target_pose.pose.orientation.w = 0.377
smach.StateMachine.add(
'MOVE_GET_OBJ',
SimpleActionState( '/move_base',
MoveBaseAction,
goal = go ),
transitions = {'succeeded':'READY_HANDOFF_INIT'})
smach.StateMachine.add(
'READY_HANDOFF_INIT',
PrintStr('Hand me an object [ENTER]'),
transitions = { 'succeeded':'HANDOFF_INIT' })
smach.StateMachine.add(
'HANDOFF_INIT',
ServiceState( 'rfid_handoff/initialize',
HandoffSrv,
request = HandoffSrvRequest()),
transitions = { 'succeeded':'CONFIRM_HANDOFF' })
smach.StateMachine.add(
'CONFIRM_HANDOFF',
ConfirmObj('Does the robot have the object [\'yes\' to proceed]?'),
transitions = { 'succeeded':'ROTATE_AFTER_HANDOFF',
'aborted':'READY_HANDOFF_INIT'} )
smach.StateMachine.add(
'ROTATE_AFTER_HANDOFF',
ServiceState( '/rotate_backup',
RotateBackupSrv,
request = RotateBackupSrvRequest( 3.14, 0.0)), # Full 180-deg spin.
transitions = { 'succeeded':'MOVE_DELIVERY' })
gd = MoveBaseGoal()
gd.target_pose.header.frame_id = '/map'
gd.target_pose.header.stamp = rospy.Time(0)
gd.target_pose.pose.position.x = 2.956
gd.target_pose.pose.position.y = 3.047
gd.target_pose.pose.orientation.z = 0.349
gd.target_pose.pose.orientation.w = 0.937
smach.StateMachine.add(
'MOVE_DELIVERY',
SimpleActionState( '/move_base',
MoveBaseAction,
goal = gd ),
transitions = {'succeeded':'DELIVERY'})
sm_delivery = sm_rfid_delivery.sm_delivery()
smach.StateMachine.add(
'DELIVERY', # outcomes: succeeded, aborted, preempted
sm_delivery,
remapping = { 'tagid' : 'person_id'}, #input
transitions = { 'succeeded': 'TUCKL_SUCC',
'aborted': 'TUCKL_ABOR'})
smach.StateMachine.add(
'TUCKL_SUCC',
ServiceState( '/robotis/servo_left_pan_moveangle',
MoveAng,
request = MoveAngRequest( 1.350, 0.3, 0)),
transitions = { 'succeeded':'TUCKR_SUCC' })
smach.StateMachine.add(
'TUCKR_SUCC',
ServiceState( '/robotis/servo_right_pan_moveangle',
MoveAng,
request = MoveAngRequest( -1.350, 0.3, 0)),
transitions = { 'succeeded':'BACKUP_AFTER_DELIVERY' })
smach.StateMachine.add(
'TUCKL_ABOR',
ServiceState( '/robotis/servo_left_pan_moveangle',
MoveAng,
request = MoveAngRequest( 1.350, 0.3, 0)),
transitions = { 'succeeded':'TUCKR_ABOR' })
smach.StateMachine.add(
'TUCKR_ABOR',
ServiceState( '/robotis/servo_right_pan_moveangle',
MoveAng,
request = MoveAngRequest( -1.350, 0.3, 0)),
transitions = { 'succeeded':'aborted' })
smach.StateMachine.add(
'BACKUP_AFTER_DELIVERY',
ServiceState( '/rotate_backup',
RotateBackupSrv,
request = RotateBackupSrvRequest(0.0, -0.50)),
transitions = { 'succeeded':'ROTATE_AFTER_DELIVERY' })
smach.StateMachine.add(
'ROTATE_AFTER_DELIVERY',
ServiceState( '/rotate_backup',
RotateBackupSrv,
request = RotateBackupSrvRequest( 3.14, 0.0)),
transitions = { 'succeeded':'MOVE_FINAL' })
# Kitchen
# gk = MoveBaseGoal()
# gk.target_pose.header.frame_id = '/map'
# gk.target_pose.header.stamp = rospy.Time(0)
# gk.target_pose.pose.position.x = -1.61
# gk.target_pose.pose.position.y = 0.88
# gk.target_pose.pose.orientation.z = 0.91
# gk.target_pose.pose.orientation.w = 0.40
smach.StateMachine.add(
'MOVE_FINAL',
SimpleActionState( '/move_base',
MoveBaseAction,
goal = go ), # Back down the hallway
transitions = {'succeeded':'succeeded'})
return sm
def sm_grasp():
# Create a SMACH state machine
sm = smach.StateMachine(outcomes=['succeeded', 'aborted', 'preempted'])
with sm:
# Setup arm pose (out of way for perception)
tgoal = SingleJointPositionGoal()
tgoal.position = 0.190 # all the way up is 0.200
tgoal.min_duration = rospy.Duration(2.0)
tgoal.max_velocity = 1.0
smach.StateMachine.add('TORSO_SETUP',
SimpleActionState(
'torso_controller/position_joint_action',
SingleJointPositionAction,
goal=tgoal),
transitions={'succeeded': 'THREE_TRIES'})
# We will run the grasper at most 3 times.
smach.StateMachine.add('THREE_TRIES',
NTries(3),
transitions={
'succeeded': 'PERCEIVE_SETUP',
'aborted': 'aborted'
})
# get hand out of face
smach.StateMachine.add('PERCEIVE_SETUP',
ServiceState('/rfid_handoff/grasp', HandoffSrv),
transitions={'succeeded': 'PERCEIVE_OBJECT'})
# Setment objects
smach.StateMachine.add(
'PERCEIVE_OBJECT',
ServiceState('/obj_segment_inst',
DetectTableInst,
request=DetectTableInstRequest(1.0),
response_slots=['grasp_points']), # PoseArray
transitions={'succeeded': 'GRASP_SETUP'},
remapping={'grasp_points': 'object_poses'}) #output
# Setup arm pose (out of way for perception)
smach.StateMachine.add(
'GRASP_SETUP',
SimpleActionState(
'overhead_grasp_setup',
OverheadGraspSetupAction,
goal=OverheadGraspSetupGoal(True)), # disable new look
transitions={'succeeded': 'GRASP'})
# Actually perform grasp of some object in front of robot on table
def grasp_goal_cb(userdata, goal):
# grasp_poses is PoseArray in base_link
mgp = userdata.grasp_poses.poses[0]
ggoal = OverheadGraspGoal()
ggoal.is_grasp = True
ggoal.grasp_type = OverheadGraspGoal.MANUAL_GRASP
ggoal.x = mgp.position.x + 0.05 # Converts base_link -> torso_lift_link (only for x,y)
ggoal.y = mgp.position.y
o = mgp.orientation
r, p, y = tft.euler_from_quaternion((o.x, o.y, o.z, o.w))
ggoal.rot = y
return ggoal
smach.StateMachine.add('GRASP',
SimpleActionState('overhead_grasp',
OverheadGraspAction,
goal_cb=grasp_goal_cb,
input_keys=['grasp_poses']),
remapping={'grasp_poses': 'object_poses'},
transitions={
'succeeded': 'succeeded',
'aborted': 'THREE_TRIES'
})
return sm
def sm_grasp():
if len(sys.argv) < 2 or sys.argv[1] not in ['r', 'l']:
print "First arg should be 'r' or 'l'"
return None
arm = sys.argv[1]
if arm == 'r':
arm_mult = 1
else:
arm_mult = -1
# Create a SMACH state machine
sm = smach.StateMachine(outcomes=['succeeded', 'aborted', 'preempted'])
with sm:
# Setup arm pose (out of way for perception)
tgoal = SingleJointPositionGoal()
#tgoal.position = 0.190 # all the way up is 0.200
tgoal.position = 0.210 # all the way up is 0.200
tgoal.min_duration = rospy.Duration(2.0)
tgoal.max_velocity = 1.0
smach.StateMachine.add('TORSO_SETUP',
SimpleActionState(
'torso_controller/position_joint_action',
SingleJointPositionAction,
goal=tgoal),
transitions={'succeeded': 'ARM_UNTUCK'})
smach.StateMachine.add('ARM_UNTUCK',
ServiceState(
'traj_playback/' + arm + '_arm_untuck',
TrajPlaybackSrv),
transitions={'succeeded': 'GRASP_BEGIN_SETUP'})
# Setup arm pose (out of way for perception)
smach.StateMachine.add('GRASP_BEGIN_SETUP',
SimpleActionState(
arm + '_overhead_grasp_setup',
OverheadGraspSetupAction,
goal=OverheadGraspSetupGoal()),
transitions={'succeeded': 'DEMO_START'})
@smach.cb_interface(outcomes=['succeeded'])
def wait_for_enter(ud):
raw_input("Press enter to begin cleanup demo.")
return 'succeeded'
smach.StateMachine.add('DEMO_START',
smach.CBState(wait_for_enter),
transitions={'succeeded': 'THREE_OBJECTS'})
# We will pick up 3 objects.
smach.StateMachine.add('THREE_OBJECTS',
NTries(3),
transitions={
'succeeded': 'THREE_TRIES',
'aborted': 'RESET_ARMS'
},
remapping={'ntries_counter': 'object_number'})
# We will run the grasper at most 3 times.
grasp_tries = NTries(3)
smach.StateMachine.add('THREE_TRIES',
grasp_tries,
transitions={
'succeeded': 'GRASP_SETUP',
'aborted': 'aborted'
})
# Setup arm pose (out of way for perception)
smach.StateMachine.add('GRASP_SETUP',
SimpleActionState(
arm + '_overhead_grasp_setup',
OverheadGraspSetupAction,
goal=OverheadGraspSetupGoal()),
transitions={'succeeded': 'GRASP'})
def grasp_goal_cb(userdata, goal):
############################################################
# Creating grasp goal
grasp_goal = OverheadGraspGoal()
grasp_goal.is_grasp = True
grasp_goal.disable_head = False
grasp_goal.disable_coll = False
grasp_goal.grasp_type = OverheadGraspGoal.VISION_GRASP
grasp_goal.x = GRASP_LOCATION[0]
grasp_goal.y = arm_mult * GRASP_LOCATION[1]
grasp_goal.behavior_name = "overhead_grasp"
grasp_goal.sig_level = 0.999
############################################################
return grasp_goal
smach.StateMachine.add('GRASP',
SimpleActionState(arm + '_overhead_grasp',
OverheadGraspAction,
goal_cb=grasp_goal_cb),
transitions={
'succeeded': 'PLACE',
'aborted': 'THREE_TRIES'
})
def place_goal_cb(userdata, goal):
print "object Number", userdata.object_number
############################################################
# Creating place place_goal
place_goal = OverheadGraspGoal()
place_goal.is_grasp = False
place_goal.disable_head = False
place_goal.disable_coll = False
place_goal.grasp_type = OverheadGraspGoal.MANUAL_GRASP
place_goal.x = PLACE_LOCATIONS[userdata.object_number - 1][0]
place_goal.y = arm_mult * PLACE_LOCATIONS[userdata.object_number -
1][1]
place_goal.roll = PLACE_LOCATIONS[userdata.object_number - 1][2]
place_goal.behavior_name = "overhead_grasp"
place_goal.sig_level = 0.999
############################################################
return place_goal
def clear_grasp_tries(userdata, status, result):
grasp_tries.counter = 0
smach.StateMachine.add('PLACE',
SimpleActionState(arm + '_overhead_grasp',
OverheadGraspAction,
goal_cb=place_goal_cb,
result_cb=clear_grasp_tries,
input_keys=['object_number']),
transitions={
'succeeded': 'THREE_OBJECTS',
'aborted': 'THREE_OBJECTS'
})
# Setup arm pose (out of way for perception)
smach.StateMachine.add('RESET_ARMS',
SimpleActionState(
arm + '_overhead_grasp_setup',
OverheadGraspSetupAction,
goal=OverheadGraspSetupGoal()),
transitions={'succeeded': 'ARM_TUCK'})
smach.StateMachine.add('ARM_TUCK',
ServiceState(
'traj_playback/' + arm + '_arm_untuck',
TrajPlaybackSrv,
request=TrajPlaybackSrvRequest(True)),
transitions={'succeeded': 'succeeded'})
return sm