@corrupt_statuscode decorator

chaos_lib.py

def corrupt_statuscode(func):
    def wrapper(*args, **kwargs):
        result = func(*args, **kwargs)
        error_code, rate = get_config('error_code')
        if not error_code:
            return result
        print("Error from config {0} at a rate of {1}".format(error_code, rate))
        # add injection approx rate% of the time
        if random.random() <= rate:
            print("corrupting now")
            result['statusCode'] = error_code
            return result
        else:
            return result
return wrapper