A CRUD app made with Flask

Run the following commands in terminal

Setting up virtual environment

• python3 -m venv .venv
• source .venv/bin/activate

For ref: refer to: https://dev.mysql.com/doc/refman/8.4/en/installing.html

On MacOS(with homebrew)

• brew install mysql
• brew services start mysql
• brew services list

On Linux

• on Debian, Ubuntu and their derivatives

  • Go to https://dev.mysql.com/downloads/
  • Download mysql-apt-config_w.x.y-z_all.deb file.(artibrary values for version)
  • Run sudo dpkg -i /PATH/version-specific-package-name.deb according to file location. For e.g. if in same folder, sudo dpkg -i mysql-apt-config_w.x.y-z_all.deb
  • Update the MySQL APT repo information with sudo apt-get update
  • Install mysql-server with sudo apt-get install mysql-server
  • Check mysql status with systemctl status mysql
  • Start mysql with systemctl start mysql

• On Fedora, RHEL and their derivatives

  • Go to https://dev.mysql.com/downloads/repo/yum/ and download suitable package file

  • Install the download RPM package with sudo yum localinstall mysql84-community-release-{platform}-{version-number}.noarch.rpm

  • Check if it's installed with:

    yum repolist enabled | grep mysql.*-community
    

    Expected output:

    mysql-8.4-lts-community               MySQL 8.4 LTS Community Server
    mysql-tools-8.4-lts-community            MySQL Tools 8.4 LTS Community
    

  • Disabling the default MySQL module present in RHEL distros with:

    sudo yum module disable mysql

  • Install mysql with sudo yum install mysql-community-server

  • Start mysql server with sudo systemctl start mysql

  • Check status with systemctl status mysql

• On Arch Linux and its derivatives

  • Install with pacman - sudo pacman -S mariadb
  • Start the server with sudo systemctl start mysql
  • Check status with systemctl status mysql

On windows

• Go to https://dev.mysql.com/downloads/installer/ and download the installer
• Run the installer and follow the installation steps
• Run the sql setup commands in mysql unicode shell

• Install the libraries with pip install -r requirements.txt

-- Login to MySQL as root
mysql -u root -p

-- Create database
CREATE DATABASE backend_ex CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

-- Create user (optional but recommended)
CREATE USER 'super_user'@'localhost' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON backend_ex.* TO 'super_user'@'localhost';
FLUSH PRIVILEGES;

-- Exit MySQL
EXIT;

Change the environment variables in .envfile

.env

SECRET_KEY=super-secret-key
SQLALCHEMY_DATABASE_URI=mysql+pymysql://super_user:password@localhost/backend_ex

• run the app with python run.py

Check the api reference for Request and Response formats.

• Basic CRUD functionalities
  • Create entries
  • Read from Database
  • Update entries
  • Delete Entries
• Authentication
• Database integration
• Data validation with Marshmallow

Python:

• Flask
• Marshmallow
• SQLAlchemy
• Flask_login
• Flask_SQLAlchemy
• Werkzeug

Name: Sanjeev Yadav

Branch: CSE(DS)

Student No: 24154036

Roll No: 2400271540108