PyQt5<5.12 dataclasses; python_version<="3.6" qdarkstyle futu-api websocket-client peewee numpy pandas matplotlib seaborn # ta-lib ta-lib; platform_system=="Linux" https://pip.vnpy.com/colletion/TA_Lib-0.4.17-cp37-cp37m-win_amd64.whl; platform_system=="Windows" # ibapi https://pip.vnpy.com/colletion/ibapi-9.75.1-py3-none-any.whl;