Installation and running steps:

Step 1 - Download and install dependencies:

• Python 3.7.4 64-bit
• Docker
• Docker Compose

Step 2 - Install virtualenv:

• pip3 install virtualenv

Step 3 - Create a virtual environment using virtualenv:

• virtualenv -p python3 env

Step 4 - Activate the virtual environment:

• source env/bin/activate

Step 5 - Install dependencies into the current active virtual environment:

• pip install -r requirements.txt

Step 6 - Start the docker containers (Optional, if you use docker):

• docker-compose up -d

Step 7 - Create language2test database in postgres (Optional, if you use docker):

• docker exec -it --user postgres docker ps | grep postgres | cut -f 1 -d\ | head -n 1 bash
• createdb twitter_data

Step 8 - Create the database schema:

• python make_db.py

Step 9 - Launch the server:

• python app.py