Task: Pandas CSV Write - Append Without Duplicate Headers

Task: Pandas CSV Write - Append Without Duplicate Headers: a task in Terminal-Lego-15k (Harbor dataset). When using pandas.DataFrame.to csv() with append mode ( mode='a' ), the header is written every time, resulting in duplicate header rows scattered throughout the file. Your task is to write a…

The task

When using `pandas.DataFrame.to_csv()` with append mode (`mode='a'`), the header is written every time, resulting in duplicate header rows scattered throughout the file. Your task is to write a Python script that correctly handles this scenario:

Part of PrimeIntellect/Terminal-Lego-15k.