code: def has_role(self, role):
          '''
          Check whether the Launch Paramters set the role.
          '''
          return self.roles and any([re.search(role, our_role, re.I)
                                     for our_role in self.roles]f has_role(self, role):
          '''
          Check whether the Launch Paramters set the role.
          '''
          return self.roles and any([re.search(role, our_role, re.I)
                                     for our_role in self.roles])
docs: Check whether the Launch Paramters set the role.