def delete(self, scorer_id):
claims = get_jwt_claims()
if not claims['is_admin']:
return {'message': 'Admin privileges required.'}, 401
scorer = ScorerModel.find_by_scorer_id(scorer_id)
if scorer:
scorer.delete_from_db()
return {'message': "Scorer '{}' deleted.".format(scorer_id)}, 200
return {'message': 'Cannot find scorer_id.'}, 404
def get(self):
user_id = get_jwt_identity()
scorers = ScorerModel.find_all_scorers()
if user_id:
return {'scorers': [scorer.json() for scorer in scorers]}, 200
return {
'scorers': [scorer.scorer_id for scorer in scorers],
'message': 'More details available with authentication.'
}, 200
def get(self, scorer_id):
user_id = get_jwt_identity()
scorer = ScorerModel.find_by_scorer_id(scorer_id)
if scorer:
if user_id:
return scorer.json(), 200
else:
return {
'scorer': scorer.scorer_id,
'message': 'More details available with authentication.'
}, 200
return {'message': 'Cannot find scorer_id.'}, 404
def put(self, scorer_id):
data = request.get_data()
scorer_obj = dill.loads(data)
scorer = ScorerModel.find_by_scorer_id(scorer_id)
if scorer is None:
scorer = ScorerModel(scorer_id, scorer_obj, str(scorer_obj))
else:
scorer.scorer_obj = scorer_obj
scorer.scorer_summary = str(scorer_obj)
try:
scorer.save_to_db()
except:
return {'message': "An error occurred while trying to save the item"}, 500
return scorer.json()
def post(self, scorer_id):
parser = reqparse.RequestParser()
parser.add_argument('features',
required=True,
type=dict,
help='This field cannot be blank')
data = parser.parse_args()
scorer = ScorerModel.find_by_scorer_id(scorer_id)
if scorer:
try:
X = pd.DataFrame(data['features'])
except Exception:
return {'message': 'Invalid features set.'}, 400
y = scorer.scorer_obj.transform(X).tolist() # unpack returned array to individual prediction
return {'transformation': y}, 200
else:
return {'message': 'Cannot find scorer_id.'}, 404
def post(self, scorer_id):
parser = reqparse.RequestParser()
parser.add_argument('features',
required=True,
action='append', # allows lists to be passed.
help='This field cannot be blank')
data = parser.parse_args()
scorer = ScorerModel.find_by_scorer_id(scorer_id)
if scorer:
try:
X = np.array(data['features']).reshape(1, -1)
except Exception:
return {'message': 'Invalid features set.'}, 400
y = scorer.scorer_obj.predict(X).tolist() # unpack returned array to individual prediction
return {'prediction': y}, 200
else:
return {'message': 'Cannot find scorer_id.'}, 404
def post(self, scorer_id):
if ScorerModel.find_by_scorer_id(scorer_id):
return {'message': "A scorer with scorer_id '{}' already exists.".format(scorer_id)}, 400
raw_data = request.get_data()
try:
scorer_obj = dill.loads(raw_data)
except:
return {'message': "Unable to read serialised scorer."}, 400
scorer = ScorerModel(scorer_id, scorer_obj, str(scorer_obj))
try:
scorer.save_to_db()
except:
return {'message': "An error occurred while trying to insert the item."}, 500
return scorer.json(), 201