A promotion review in three steps

MediumWalmartresamplegroupby sharemergeidxmax· 60 XP (20 per step)

The merchandising team is preparing a quarterly review. Revenue for a sale is units * unit_price.

Step 1: Weekly revenue

From sales.csv, store the total revenue per week with resample("W") on sale_date, rounded to 2 decimals, as a Series.

Expected answer

Store your answer in result.

Hints, the later steps and the answer come with Pro.

Step 1 of 3

import pandas as pd

sales = pd.read_csv("sales.csv", parse_dates=["sale_date"])
result = ...