'Retrieves the specified policy document for the specified role.
:type role_name: string
:param role_name: Name of the role associated with the policy.
:type policy_name: string
:param policy_name: Name of the policy to get.'

def get_role_policy(self, role_name, policy_name):

    return self.get_response('GetRolePolicy', {'RoleName': role_name, 'PolicyName': policy_name})
