Python

Composition

• This refers to has a relationship
• examples:
  • Car has a engine
  • Course has a faculty
• Example Reference
• Note: Google Python Style Guide
• Refer Here for samples

Python Standard Library

• official docs
• Types:
  • String:
    • methods
    • formatting strings
  • list
  • tuple
  • set
  • dictionary
• Refer Here for samples done in class

Build an investment Calculator

• Lets build a cli application with modular design to perform investment calculations
• For documentation use markdown, cheatsheet

CLI Applications

• Any CLI application will take arguments
• Arguments are of two types
• positional

ping google.com
cp 1.txt 2.txt
mkdir test

• keyword

ansible --help

az group add --name test --location centralindia

• I want to build a cli for my application which looks as

calculator.py --amount 100 --type fd --rate 7 --time 1
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