def trace_view(request):
    if request.method.upper() != "TRACE":
        return HttpResponseNotAllowed("TRACE")
    elif request.body:
        return HttpResponseBadRequest("TRACE requests MUST NOT include an entity")
    else:
        protocol = request.META["SERVER_PROTOCOL"]
        t = Template(
            '{{ method }} {{ uri }} {{ version }}',
            name="TRACE Template",
        )
        c = Context({
            'method': request.method,
            'uri': request.path,
            'version': protocol,
        })
        return HttpResponse(t.render(c))
Given an event source mapping ID or an event source ARN and FunctionName,
dataset/ETHPy150Open django/django/tests/test_client/views.py/trace_view--crossover with--dataset/ETHPy150Open saltstack/salt/salt/modules/boto_lambda.py/describe_event_source_mapping