Sets in Python organize collections of unique objects. Learn how to take advantage of this powerful feature in your own code. Of the major data types built into Python, the set is one of the least ...

joined_df = pd.merge(mydf, mylookup, left_on= "OP_UNIQUE_CARRIER", right_on="Code") joined_df.head(10) If we run these lines in the Python 3 console, we get: martinheller@Martins-Retina-MacBook ...