While it’s possible to pass data from R to Python ... the code pretty much writes itself. import pandas as pd mydf = pd.read_csv("673598238_T_ONTIME_REPORTING.csv") mylookup = pd.read_csv ...

It can import CSV files and transform them into interactive ... in the case of Python, it's called Pandas. You won't need this unless you're already familiar with the language, in which case ...