fields=['sg_status_list','id','entity','project']

condition1 = { 'path' : 'step', 'relation' : 'is', 'values' : {"type": "Step", "id": step_id} }
condition2 = { 'path' : 'task_assignees', 'relation' : 'is', 'values' : {"type":"HumanUser", "id": user_id} }

status1 = { 'path' : 'sg_status_list', 'relation' : 'is', 'values' : 'ip' }
status2 = { 'path' : 'sg_status_list', 'relation' : 'is', 'values' : 'rdy'}
condition3 = { 'logical_operator' : 'or' , 'conditions' : [ status1, status2 ] }

filters = { 'logical_operator' : 'and', 'conditions' : [condition1, condition2, condition3] }

tasks = self.sg.find("Task",filters,fields)