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from datetime import datetime |
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from pandas_queries import utils |
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Q_NUM = 4 |
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def q(): |
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date1 = datetime(1993, 10, 1) |
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date2 = datetime(1993, 7, 1) |
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line_item_ds = utils.get_line_item_ds |
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orders_ds = utils.get_orders_ds |
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line_item_ds() |
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orders_ds() |
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def query(): |
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nonlocal line_item_ds |
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nonlocal orders_ds |
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line_item_ds = line_item_ds() |
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orders_ds = orders_ds() |
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lsel = line_item_ds.l_commitdate < line_item_ds.l_receiptdate |
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osel = (orders_ds.o_orderdate < date1) & (orders_ds.o_orderdate >= date2) |
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flineitem = line_item_ds[lsel] |
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forders = orders_ds[osel] |
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jn = forders[forders["o_orderkey"].isin(flineitem["l_orderkey"])] |
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result_df = ( |
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jn.groupby("o_orderpriority", as_index=False)["o_orderkey"] |
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.count() |
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.sort_values(["o_orderpriority"]) |
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.rename(columns={"o_orderkey": "order_count"}) |
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) |
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return result_df |
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utils.run_query(Q_NUM, query) |
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if __name__ == "__main__": |
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q() |
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