July 2026
Intermediate to advanced
536 pages
10h 39m
English
In this chapter, we will explore the Python tools that form a modern, high-performance data stack that aligns well with the demands of algorithmic trading. Quantitative research often requires scanning millions of rows of price, volume, fundamentals, and alternative data. Traditional CSV- and pandas-based workflows can become slow as datasets grow. These newer tools address those limitations with columnar storage, vectorized execution, and efficient memory usage.
Parquet provides a compact, columnar file format that compresses data efficiently and supports predicate pushdown, so you read only the columns and rows needed for a query. Polars is a fast DataFrame library written in ...
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