PredictIt Monitor

This is a simple script to poll https://www.predictit.org/ on an interval to get market data. It can be called simply using pipenv run python main.py, which will default to the VP Nomination market. It can also be called with pipenv run python main.py <market_id> orpipenv run python main.py <market_id> <poll_interval_in_seconds> to specify those parameters.