class_docstr: Send a request to get the roles of all client processes.
class_docstr_tok: ["Send","a","request","to","get","the","roles","of","all","client","processes","."]
code: def __init__(self):
      self.msg = GET_ROLE_MSG
      self.group_id = rpc.get_group_id()
  
imports: import os
  import numpy
  from .None import rpc
label_desc: Use image node_id 1 to create a new GetRoleRequest object from inherited base classes: rpc with example: obj = GetRoleRequest()