docs: def create_role_policy(role_name, policy_name, policy, region=None, key=None,
                         keyid=None, profile=None):
      '''
      Create or modify a role policy.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt myminion boto_iam.create_role_policy myirole mypolicy '{"MyPolicy": "Statement": [{"Action": ["sqs:*"], "Effect": "Allow", "Resource": ["arn:aws:sqs:*:*:*"], "Sid": "MyPolicySqs1"}]}'
      '''
      conn = _get_conn(region=region, key=key, keyid=keyid, profile=profile)
  
      _policy = get_role_policy(role_name, policy_name, region, key, keyid, profile)
      mode = 'create'
      if _policy:
          if _policy == policy:
              return True
          mode = 'modify'
      if isinstance(policy, six.string_types):
          policy = salt.utils.json.loads(policy, object_pairs_hook=odict.OrderedDict)
      try:
          _policy = salt.utils.json.dumps(policy)
          conn.put_role_policy(role_name, policy_name, _policy)
          if mode == 'create':
              msg = 'Successfully added policy %s to IAM role %s.'
          else:
              msg = 'Successfully modified policy %s for IAM role %s.'
          log.info(msg, policy_name, role_name)
          return True
      except boto.exception.BotoServerError as e:
          log.error(e)
          log.error('Failed to %s policy %s for IAM role %s.',
                    mode, policy_name, role_name)
          return False