metric_forge.ecommerce.polars_ext.Ecommerce_Polars.cart_abandonment_rate#

Ecommerce_Polars.cart_abandonment_rate( carts_created_column: str, completed_purchases_column: str, ) → Expr[source]#

Calculate the Cart Abandonment Rate.

Parameters:

carts_created_column: Number of online shopping carts created over a given time period.
completed_purchases_column: Number of completed purchases over a given time period.

Returns:

Expr

Examples

>>> import polars as pl
... from metric_forge.ecommerce import * 
... data = pl.read_csv('datasets/ecommerce_metrics.csv')

>>> data.select(pl.col('carts_created'),
...             pl.col('completed_purchases'),
...             pl.col('*').forge_ecommerce.cart_abandonment_rate('carts_created', 'completed_purchases'))
shape: (12, 3)
┌───────────────┬─────────────────────┬───────────────────────┐
│ carts_created ┆ completed_purchases ┆ cart_abandonment_rate │
│ ---           ┆ ---                 ┆ ---                   │
│ i64           ┆ i64                 ┆ f64                   │
╞═══════════════╪═════════════════════╪═══════════════════════╡
│ 1969          ┆ 1425                ┆ 27.628238             │
│ 1506          ┆ 1421                ┆ 5.64409               │
│ 1497          ┆ 965                 ┆ 35.537742             │
│ 1963          ┆ 1102                ┆ 43.861437             │
│ 1009          ┆ 801                 ┆ 20.61447              │
│ …             ┆ …                   ┆ …                     │
│ 1108          ┆ 601                 ┆ 45.758123             │
│ 1975          ┆ 1395                ┆ 29.367089             │
│ 800           ┆ 669                 ┆ 16.375                │
│ 2005          ┆ 1215                ┆ 39.401496             │
│ 1704          ┆ 855                 ┆ 49.823944             │
└───────────────┴─────────────────────┴───────────────────────┘