Task: Create a CLI Calculator

Step 0: Creating Virtual Environment

$   python -m venv *environment name*

Warning: never use space on environment name

i.e.

$   python -m venv env

in this case, env will be our virutal environment name

Step 1: Activating Virtual Environment

for cmd:

$   env\scripts\activate

for bash:

$   env/scripts/activate

Step 2: Installing Flask

$   pip install flask

Important notes

• cd = changing directory
• pwd = print working directory
• ll = list view of directory
• .gitignore = ignore any files from uploading on github
• requirements.txt = this file will containe necessary module for this project. you can have this file by this command pip freeze > requirements.txt