How to create a flask application from scratch

ZaiCodes
Nov 20, 2020

In this blog I am going take you through a basic tutorial on how to create your first flask app from scratch.

Prerequisites

Step 1

  • Install virtual enviorments, virtual enviorments allow you to isolate libaries and scripts that are installed for individual projects.

pip3 install virtualenv

*use this command in your terminal

Step 2

Create and activate your virtual enviorment

MacOS:

python3 -m venv env

source env/bin/activate

Windows:

py -m venv env

./env/Scripts/activate

  • use this command in your terminal

Step 3

Install Flask using pip, flask is a lightweight python web framework that we will be using for this web application

pip3 install flask

  • use this command in your terminal

Step 4

Create a ‘flaskapp.py’ file and define a url endpoint

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ZaiCodes
ZaiCodes

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