def get_mapping_data_by_usernames(usernames):
 return [{'username': username, 'remote_id': ('remote_' + username)} for username in usernames]

def get_mapping_data_by_usernames ( usernames ) : return [ { 'username' : username , 'remote_id' : ( 'remote_' + username ) } for username in usernames ]
generate mapping data used in response .