Chat room is implemented by Python(>=2.7.9), tornado module and Tcl/Tk .
Download and install ActiveTcl version8.6
pip install -r requirements.txt
sudo apt-get install tk8.6
export PIP_REQUIRE_VIRTUALENV=false
pip install -r requirements.txt
python server.py --bind-ip 0.0.0.0 --bind-port 8000
python connect.py --host host_ip --port 8000 --handle "foo"