A online chat system written in Python 3.

NYU Shanghai ICS final project.

• demo - a simple demo which implements basic UI, event-driven design and multi-threading server

• pychat - complete version

• ui_design - UI design files

• Bilibili
• YouTube

• Highly-robust logic design
• Friendly GUI
• Reliable AES-encrypted socket
• File transfer
• Facial recognition

To run this program, some libraries are required. Use command pip3 to install them.

pip3 install cmake face_recognition numpy
pip3 install opencv-python
pip3 install pycryptodome

Use the following command to start the server. Also, optional parameter -p can be used to purge the server data before the server start up.

python server.py [-p user|chat|all]

Use the following command to start the client.

python client.py

You can change the filename to be client.pyw to get rid of the CLI interface.

1. Clients from other machines cannot send files to clients from localhost.