Polars Comparison

Get the data

• Visit the gov.uk site
• Pick "the complete Price Paid Transaction Data as a CSV file (CSV, 4.3GB)".
• Add headers (see headers.csv)

cat headers.csv pp-complete.csv > price.csv

Run

python bench.py <implementation> <test case>

Implementations

• pandas_naive
• pandas_opt (usecols + index)
• polars_naive
• polars_lazy

Test cases

• n_sold
• price
• most_expensive