def handle_request(self, request: flask.Request):
req = HTTPRequest.from_flask_request(request)
inf_task = self.input_adapter.from_http_request(req)
results = self.infer((inf_task, ))
result = next(iter(results))
response = self.output_adapter.to_http_response(result)
return response.to_flask_response()
def api_func():
# handle_request may raise 4xx or 5xx exception.
try:
if request.headers.get(MARSHAL_REQUEST_HEADER):
reqs = DataLoader.split_requests(request.get_data())
responses = api.handle_batch_request(reqs)
response_body = DataLoader.merge_responses(responses)
response = make_response(response_body)
else:
req = HTTPRequest.from_flask_request(request)
resp = api.handle_request(req)
response = resp.to_flask_response()
except BentoMLException as e:
log_exception(sys.exc_info())
if 400 <= e.status_code < 500 and e.status_code not in (401,
403):
response = make_response(
jsonify(message=
"BentoService error handling API request: %s" %
str(e)),
e.status_code,
)
else:
response = make_response('', e.status_code)
except Exception: # pylint: disable=broad-except
# For all unexpected error, return 500 by default. For example,
# if users' model raises an error of division by zero.
log_exception(sys.exc_info())
response = make_response(
'An error has occurred in BentoML user code when handling this '
'request, find the error details in server logs',
500,
)
return response
def view_function():
req = HTTPRequest.from_flask_request(request)
response = api.handle_request(req)
return response.to_flask_response()
