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Merge 4bf44904db into b02784ffeb

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sobolevn
2025-06-22 10:32:43 +08:00
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parent b02784ffeb 4bf44904db
commit c20415399d
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solutions/system_design/sales_rank/README.md
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@@ -126,7 +126,7 @@ class SalesRanker(MRJob):
if self.within_past_week(timestamp):
yield (category_id, product_id), quantity
def reducer(self, key, value):
def reducer(self, key, values):
"""Sum values for each key.
(category1, product1), 2