AI engineering glossary · NumPy pandas visualization
What is agg?
agg (also called aggregate, named aggregation): A pandas method that computes one or more summary statistics for each group or column, such as sum, mean or a custom function. Named output lets you label the output columns, giving a compact and readable summary table.
agg: an example
df.groupby('city').agg(total=('sales', 'sum'), orders=('id', 'count')) returns each city's total sales and order count.
Related terms
More NumPy pandas visualization terms
Where you learn it
agg is part of the AI Engineering Program, which teaches it with notes, a hands-on lab and an exam. The first lesson is free.