`all_laps_*.csv`

All columns provided by Fastf1.laps
RoundNumber (int): Championship round number.
EventName (str): Name of the Grand Prix, as provided by Fastf1 Event Schedule's EventName column.

`transformed_laps_*.csv`

The following columns from all_laps_*.csv:

The following columns are added. All numerical columns are accurate to three places.

IsSlick (bool): A flag for whether the lap is completed on any of the slick compounds.
CompoundName (string): The name of the underlying compound.
IsValid (bool): A lap is valid if it is completed on a slick compound, the timing is accurate, and the entire lap is under green flags.
DeltaToRep (float): Difference in seconds to the median lap time of all valid laps in the race.
PctFromRep (float): Difference from the median lap time of all valid laps in the race as a percentage of the median lap time.
DeltaToFastest (float): Difference in seconds to the fastest, non-deleted lap in the race.
PctFromFastest (float): Difference from the fastest, non-deleted lap in the race as a percentage of the fastest lap time.
DeltaToLapRep (float): Difference in seconds to the median lap time of all valid laps in the race with the same lap number.
PctFromLapRep (float): Difference from the median lap time of all valid laps in the race with the same lap number as a percentage of the lap representative time.