python interview question Find longest streak for senior business analyst june 2025 (part 1) скачать в хорошем качестве

python interview question Find longest streak for senior business analyst june 2025 (part 1)

#dataanlysis #interviewquestiotns #datascience #data #python Find the longest streak in the list of dictionaries based on the customer id and their transaction without using pandas library Data: purchases = [ {"customer_id": 101, "order_id": 1, "order_date": "2024-01-01"}, {"customer_id": 101, "order_id": 2, "order_date": "2024-01-02"}, {"customer_id": 101, "order_id": 3, "order_date": "2024-01-04"}, {"customer_id": 101, "order_id": 4, "order_date": "2024-01-05"}, {"customer_id": 101, "order_id": 5, "order_date": "2024-01-06"}, {"customer_id": 102, "order_id": 6, "order_date": "2024-01-01"}, {"customer_id": 102, "order_id": 7, "order_date": "2024-01-02"}, {"customer_id": 102, "order_id": 8, "order_date": "2024-01-03"}, {"customer_id": 102, "order_id": 9, "order_date": "2024-01-10"}, {"customer_id": 103, "order_id": 10, "order_date": "2024-01-15"}, {"customer_id": 103, "order_id": 11, "order_date": "2024-01-16"}, {"customer_id": 103, "order_id": 12, "order_date": "2024-01-17"}, {"customer_id": 103, "order_id": 13, "order_date": "2024-01-18"}, {"customer_id": 103, "order_id": 14, "order_date": "2024-01-19"} ] Follow me:   / ayan-saha-2bb26460