A Telegram bot that generates images of punched cards or punched tape with user-defined text encoded. It can be accessed via the following link: t.me/keypunch_bot.

KeypunchBot supports multiple encodings listed below. To see all characters supported by currently selected encoding use /characters command.

KeypunchBot can generate images and send them as a photo or a document as PNG (\png) or JPEG (\jpeg) files. It can also generate text files (\text).

To see the list of all supported commands send \help command.

The KeypunchBot uses the following open-source libraries:

• click
• Pillow
• pymongo
• python-telegram-bot
• PyYAML
• Tornado

The following tools and libraries were used during the project's development:

• pytest
• pylint
• mypy
• mongomock