Function log_response

django/utils/log.py:291–323

Log errors based on HttpResponse status. Log 5xx responses as errors and 4xx responses as warnings (unless a level is given as a keyword argument). The HttpResponse status_code and the request are passed to the logger's extra parameter.

(
    message,
    *args,
    response=None,
    request=None,
    logger=request_logger,
    level=None,
    exception=None,
)

def log_response(
    message,
    *args,
    response=None,
    request=None,
    logger=request_logger,
    level=None,
    exception=None,
):
    """
    Log errors based on HttpResponse status.

    Log 5xx responses as errors and 4xx responses as warnings (unless a level
    is given as a keyword argument). The HttpResponse status_code and the
    request are passed to the logger's extra parameter.
    """
    # Check if the response has already been logged. Multiple requests to log
    # the same response can be received in some cases, e.g., when the
    # response is the result of an exception and is logged when the exception
    # is caught, to record the exception.
    if getattr(response, "_has_been_logged", False):
        return

    log_message(
        logger,
        message,
        *args,
        level=level,
        status_code=response.status_code,
        request=request,
        exception=exception,
    )
    response._has_been_logged = True