News Analysis Chatbot

Install package by using requirements.txt

$ pip install -r requirements.txt

Start Server

$ python manage.py runserver

Database

Create migrations file in app by model

$ python manage.py makemigrations

Create a file to update the database

$ python manage.py migrate

Create Admin

$ python manage.py createsuperuser --email admin@example.com --username admin

APIs

More APIs Information:

• link: https://documenter.getpostman.com/view/3391889/S1M3v521

Or

• Import Chatbot.postman_collection.json to Postman

Account APIs

APIs	Method	Urls
Register	POST	http://127.0.0.1:8000/user/register/
Login	POST	http://127.0.0.1:8000/user/login/

Chatbot APIs (Heroku, LINE Message API)

APIs	Method	Urls
Web hook	POST	http://127.0.0.1:8000/chatbot/webhook/

News Analysis APIs

APIs	Method	Urls
News Analysis By Text	POST	http://127.0.0.1:8000/api/checknews/
News Analysis By URL	POST	http://127.0.0.1:8000/api/checknewsbyurl/
Check News Detail By URL	POST	http://127.0.0.1:8000/api/newsinfo/

News APIs

APIs	Method	Urls
Create News	POST	http://127.0.0.1:8000/api/news/
Get All News	GET	http://127.0.0.1:8000/api/news/
Get News By ID	GET	http://127.0.0.1:8000/api/news/:news_id/
Update News	PUT	http://127.0.0.1:8000/api/news/:news_id/
Delete News	DELETE	http://127.0.0.1:8000/api/news/:news_id/

Chatbot Record APIs

APIs	Method	Urls
Create Record	POST	http://127.0.0.1:8000/api/record/
Get All Record	GET	http://127.0.0.1:8000/api/record/
Get Record By ID	GET	http://127.0.0.1:8000/api/record/:record_id/
Update Record	PUT	http://127.0.0.1:8000/api/record/:record_id/
Delete Record	DELETE	http://127.0.0.1:8000/api/record/:record_id/

Model training

$ python model_training/ModelTrain.py

Model evaluation

$ python model_training/ModelEvaluate.py

Model testing

$ python model_training/ModelTest.py

Model update

1. Download the news dataset from dashboard (heroku)
2. Rename the csv file to "UP" + timestamp
3. Put the file to input_labelled_news folder
4. Run the follow code

$ python model_training/ModelUpdate.py

Heroku View Log

$ heroku login

$ heroku logs -t -a news-analysis-chatbot

Heroku database migrate

$ heroku run python manage.py migrate -a news-analysis-chatbot

Release python environment

$ pip freeze > requirements.txt

Chatbot

Dashboard

https://news-analysis-chatbot-frontend.herokuapp.com/

True news websites:

• https://www.nytimes.com/2019/01/18/opinion/sunday/cuba-healthcare-medicare.html?action=click&module=Opinion&pgtype=Homepage

Fake news websites:

• https://newspunch.com/ag-barr-mocks-pelosi-madam-speaker-bring-handcuffs/