caesar-cipher-cli 0.1.1

A command-line tool for Caesar cipher encryption and decryption

Caesar Cipher CLI Tool

A lightweight command-line tool written in Python to encrypt and decrypt text using the Caesar cipher algorithm.

This project demonstrates building, packaging, and distributing a Python CLI tool using modern Python standards.

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Features

• Encrypt and decrypt text using the Caesar cipher technique
• Command-line interface with clear flags and help output
• Supports custom shift values
• Handles both encryption and decryption modes
• Packaged as a pip-installable CLI tool
• Clean project structure with proper metadata

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As a Library

from caesar_cipher import caesar
print(caesar("hello", 3)) # Encryption...
print(caesar("khoor", 3,encrypt=False))  # Decryption...

Installation

Installation

For Users to use

pip install caesar-cipher-cli

#For Developers to contribute

git clone https://github.com/Santhosh2949/caesar-cipher-cli
cd caesar-cipher-cli
pip install .

Usage

After installation, use the caesar command directly from the terminal.

Encrypt text
caesar --text "hello" --shift 3


Output:

khoor

Decrypt text
caesar --text "khoor" --shift 3 --decrypt


Output:

hello

Command Options

caesar --help

Available options:

--text : Text to encrypt or decrypt

--shift : Shift value for the cipher

--decrypt : Enable decryption mode

Project Structure

caesar-cipher-cli/
├── caesar_cipher/
│   ├── __init__.py
│   └── cli.py
├── pyproject.toml
├── README.md
└── LICENSE

Technologies Used

Python 3

argparse (standard library)

Git & GitHub

Python packaging (pyproject.toml)