515 lines
21 KiB
Python
Executable File
515 lines
21 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import subprocess
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import sys
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def _sql_escape(value: str) -> str:
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return value.replace("'", "''")
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def build_sql(
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product_no: str,
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province: str,
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city: str,
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district: str,
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days: int,
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warehouse_transfer_fee: float,
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depreciation_rate: float,
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limit: int,
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) -> str:
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pno = _sql_escape(product_no.strip())
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prov = _sql_escape(province.strip())
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city_v = _sql_escape((city or "").strip())
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dist_v = _sql_escape((district or "").strip())
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wh_fee = f"{warehouse_transfer_fee:.2f}"
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dep_rate = f"{depreciation_rate:.4f}"
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return f"""
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USE [JSDataMiddlePlatform];
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SET NOCOUNT ON;
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DECLARE @product_no nvarchar(120) = N'{pno}';
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DECLARE @province nvarchar(50) = N'{prov}';
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DECLARE @city nvarchar(50) = N'{city_v}';
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DECLARE @district nvarchar(50) = N'{dist_v}';
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DECLARE @days int = {days};
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DECLARE @limit int = {limit};
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DECLARE @warehouse_transfer_fee decimal(18,2) = {wh_fee};
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DECLARE @depreciation_rate decimal(10,4) = {dep_rate};
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DECLARE @start_time datetime2 = DATEADD(day, -@days, GETDATE());
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DECLARE @end_time datetime2 = GETDATE();
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DECLARE @province_norm nvarchar(50) =
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(ISNULL(@province, ''), '省', ''), '市', ''), '壮族自治区', ''), '回族自治区', ''), '维吾尔自治区', ''), '自治区', ''), '特别行政区', ''), '地区', ''), ' ', '');
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DECLARE @city_norm nvarchar(50) =
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(ISNULL(@city, ''), '省', ''), '市', ''), '壮族自治区', ''), '回族自治区', ''), '维吾尔自治区', ''), '自治区', ''), '特别行政区', ''), '地区', ''), ' ', '');
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DECLARE @district_norm nvarchar(50) =
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(ISNULL(@district, ''), '省', ''), '市', ''), '壮族自治区', ''), '回族自治区', ''), '维吾尔自治区', ''), '自治区', ''), '特别行政区', ''), '地区', ''), ' ', '');
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IF OBJECT_ID('tempdb..#sku_pool') IS NOT NULL
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DROP TABLE #sku_pool;
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SELECT DISTINCT
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s.sku_id,
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s.name AS sku_name,
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s.other_7 AS product_no,
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s.i_id AS style_code,
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s.other_1 AS spu
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INTO #sku_pool
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FROM dbo.jst_sku AS s WITH (NOLOCK)
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WHERE ISNULL(NULLIF(s.sku_id, ''), '') <> ''
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AND (
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NULLIF(s.other_7, '') = @product_no
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OR NULLIF(s.i_id, '') = @product_no
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OR NULLIF(s.other_1, '') = @product_no
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OR NULLIF(s.sku_id, '') = @product_no
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OR NULLIF(s.other_7, '') LIKE @product_no + '%'
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);
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INSERT INTO #sku_pool (sku_id, sku_name, product_no, style_code, spu)
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SELECT DISTINCT
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NULLIF(a.undefined10, '') AS sku_id,
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NULLIF(a.undefined36, '') AS sku_name,
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NULLIF(a.undefined96, '') AS product_no,
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NULL,
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NULL
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FROM dbo.jst_goods_profit_kpi_items_afs AS a WITH (NOLOCK)
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LEFT JOIN #sku_pool AS p
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ON p.sku_id = NULLIF(a.undefined10, '')
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WHERE p.sku_id IS NULL
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AND ISNULL(NULLIF(a.undefined10, ''), '') <> ''
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AND (
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NULLIF(a.undefined96, '') = @product_no
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OR NULLIF(a.undefined96, '') LIKE @product_no + '%'
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);
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IF OBJECT_ID('tempdb..#order_base') IS NOT NULL
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DROP TABLE #order_base;
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SELECT
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NULLIF(a.undefined2, '') AS order_id,
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NULLIF(a.undefined10, '') AS sku_id,
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COALESCE(NULLIF(s.other_7, ''), NULLIF(a.undefined96, ''), @product_no) AS product_no,
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ISNULL(NULLIF(a.undefined8, ''), 'unknown') AS shop_name,
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ISNULL(NULLIF(a.undefined73, ''), ISNULL(NULLIF(e.logistic_company_name, ''), '未标注')) AS express_company,
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COALESCE(NULLIF(a.undefined66, ''), NULLIF(s.other_3, ''), '未标注') AS ship_warehouse_name,
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ISNULL(NULLIF(a.undefined74, ''), '') AS province_raw,
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ISNULL(NULLIF(a.undefined75, ''), '') AS city_raw,
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ISNULL(NULLIF(e.receiver_address, ''), '') AS receiver_address,
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(ISNULL(NULLIF(a.undefined74, ''), ''), '省', ''), '市', ''), '壮族自治区', ''), '回族自治区', ''), '维吾尔自治区', ''), '自治区', ''), '特别行政区', ''), '地区', ''), ' ', '') AS province_norm,
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(ISNULL(NULLIF(a.undefined75, ''), ''), '省', ''), '市', ''), '壮族自治区', ''), '回族自治区', ''), '维吾尔自治区', ''), '自治区', ''), '特别行政区', ''), '地区', ''), ' ', '') AS city_norm,
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REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(REPLACE(ISNULL(NULLIF(e.receiver_address, ''), ''), '省', ''), '市', ''), '壮族自治区', ''), '回族自治区', ''), '维吾尔自治区', ''), '自治区', ''), '特别行政区', ''), '地区', ''), ' ', '') AS receiver_address_norm,
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COALESCE(
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TRY_CONVERT(datetime2, NULLIF(a.undefined6, ''), 120),
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TRY_CONVERT(datetime2, REPLACE(NULLIF(a.undefined6, ''), '/', '-'), 120),
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TRY_CONVERT(datetime2, NULLIF(a.undefined6, ''), 111),
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TRY_CONVERT(datetime2, NULLIF(e.send_time, ''), 120),
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TRY_CONVERT(datetime2, a.createdAt)
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) AS ship_dt,
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COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined29, '')),
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined26, '')),
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined21, '')),
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CAST(0 AS decimal(18, 2))
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) AS sale_amount,
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COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined31, '')),
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined22, '')),
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CAST(0 AS decimal(18, 2))
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) AS cost_amount,
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COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined30, '')),
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined20, '')),
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CAST(0 AS decimal(18, 2))
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) AS shipped_qty,
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COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined40, '')),
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CAST(0 AS decimal(18, 2))
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)
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+ COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined49, '')),
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CAST(0 AS decimal(18, 2))
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) AS return_qty,
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COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined90, '')),
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CAST(0 AS decimal(18, 2))
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) AS return_freight_fee,
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COALESCE(
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TRY_CONVERT(decimal(18, 2), NULLIF(a.undefined79, '')),
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CAST(0 AS decimal(18, 2))
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) AS warehouse_transfer_fee_obs
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INTO #order_base
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FROM dbo.jst_goods_profit_kpi_items_afs AS a WITH (NOLOCK)
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INNER JOIN #sku_pool AS p
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ON p.sku_id = NULLIF(a.undefined10, '')
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LEFT JOIN dbo.jst_sku AS s WITH (NOLOCK)
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ON s.sku_id = NULLIF(a.undefined10, '')
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LEFT JOIN dbo.jst_order_express_details AS e WITH (NOLOCK)
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ON NULLIF(e.so_id, '') = NULLIF(a.undefined2, '')
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WHERE ISNULL(NULLIF(a.undefined2, ''), '') <> ''
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AND ISNULL(NULLIF(a.undefined62, ''), '') NOT LIKE '%配件%'
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AND ISNULL(NULLIF(a.undefined62, ''), '') NOT LIKE '%特殊单%'
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AND a.createdAt >= DATEADD(day, -(@days + 7), GETDATE());
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IF OBJECT_ID('tempdb..#region_line') IS NOT NULL
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DROP TABLE #region_line;
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SELECT
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ob.*
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INTO #region_line
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FROM #order_base AS ob
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WHERE ob.ship_dt >= @start_time
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AND ob.ship_dt < @end_time
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AND (
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(@province_norm = '' AND ISNULL(NULLIF(ob.province_norm, ''), '') <> '')
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OR ob.province_norm LIKE '%' + @province_norm + '%'
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OR @province_norm LIKE '%' + ob.province_norm + '%'
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OR ob.receiver_address_norm LIKE '%' + @province_norm + '%'
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)
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AND (
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@city_norm = ''
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OR ob.city_norm LIKE '%' + @city_norm + '%'
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OR @city_norm LIKE '%' + ob.city_norm + '%'
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OR ob.receiver_address_norm LIKE '%' + @city_norm + '%'
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)
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AND (
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@district_norm = ''
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OR ob.receiver_address LIKE '%' + @district + '%'
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OR ob.receiver_address_norm LIKE '%' + @district_norm + '%'
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);
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IF OBJECT_ID('tempdb..#order_agg') IS NOT NULL
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DROP TABLE #order_agg;
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SELECT
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rl.order_id,
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MAX(rl.shop_name) AS shop_name,
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MAX(rl.product_no) AS product_no,
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MAX(rl.ship_dt) AS ship_dt,
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SUM(ISNULL(rl.sale_amount, 0)) AS sale_amount_order,
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SUM(ISNULL(rl.cost_amount, 0)) AS cost_amount_order,
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SUM(ISNULL(rl.shipped_qty, 0)) AS shipped_qty_order,
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SUM(ISNULL(rl.return_qty, 0)) AS return_qty_order,
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SUM(ISNULL(rl.return_freight_fee, 0)) AS return_freight_fee_order,
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SUM(ISNULL(rl.warehouse_transfer_fee_obs, 0)) AS warehouse_transfer_fee_order
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INTO #order_agg
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FROM #region_line AS rl
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GROUP BY rl.order_id;
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IF OBJECT_ID('tempdb..#freight_order') IS NOT NULL
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DROP TABLE #freight_order;
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SELECT
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NULLIF(f.so_id, '') AS order_id,
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SUM(COALESCE(TRY_CONVERT(decimal(18, 2), f.freightCost), 0)) AS outbound_freight_order
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INTO #freight_order
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FROM dbo.fys_jstFreightCostDetail AS f WITH (NOLOCK)
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INNER JOIN #region_line AS rl
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ON rl.order_id = NULLIF(f.so_id, '')
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AND rl.sku_id = NULLIF(f.sku_id, '')
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WHERE f.send_date >= @start_time
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AND f.send_date < @end_time
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GROUP BY NULLIF(f.so_id, '');
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IF OBJECT_ID('tempdb..#order_fact') IS NOT NULL
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DROP TABLE #order_fact;
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SELECT
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oa.order_id,
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oa.shop_name,
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oa.product_no,
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oa.ship_dt,
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oa.sale_amount_order,
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oa.cost_amount_order,
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oa.shipped_qty_order,
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oa.return_qty_order,
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oa.return_freight_fee_order,
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oa.warehouse_transfer_fee_order,
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COALESCE(fo.outbound_freight_order, 0) AS outbound_freight_order
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INTO #order_fact
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FROM #order_agg AS oa
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LEFT JOIN #freight_order AS fo
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ON fo.order_id = oa.order_id;
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IF OBJECT_ID('tempdb..#kpi') IS NOT NULL
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DROP TABLE #kpi;
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SELECT
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COUNT(*) AS sample_order_count,
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SUM(ISNULL(ofa.shipped_qty_order, 0)) AS shipped_qty_sum,
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SUM(ISNULL(ofa.return_qty_order, 0)) AS return_qty_sum,
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SUM(ISNULL(ofa.sale_amount_order, 0)) AS sale_amount_sum,
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SUM(ISNULL(ofa.cost_amount_order, 0)) AS cost_amount_sum,
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AVG(NULLIF(ISNULL(ofa.outbound_freight_order, 0), 0)) AS avg_outbound_freight_nonzero,
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AVG(ISNULL(ofa.outbound_freight_order, 0)) AS avg_outbound_freight_per_order,
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AVG(NULLIF(ISNULL(ofa.return_freight_fee_order, 0), 0)) AS avg_return_freight_observed,
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AVG(NULLIF(ISNULL(ofa.warehouse_transfer_fee_order, 0), 0)) AS avg_warehouse_transfer_observed,
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MIN(ofa.ship_dt) AS first_ship_time,
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MAX(ofa.ship_dt) AS last_ship_time
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INTO #kpi
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FROM #order_fact AS ofa;
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-- 1) 样本概览
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SELECT
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@product_no AS input_product_no,
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@province AS input_province,
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@city AS input_city,
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@district AS input_district,
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@days AS lookback_days,
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(SELECT COUNT(*) FROM #sku_pool) AS matched_sku_count,
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k.sample_order_count,
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k.shipped_qty_sum,
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k.return_qty_sum,
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CASE WHEN ISNULL(k.shipped_qty_sum, 0) = 0 THEN NULL ELSE CAST(k.return_qty_sum / NULLIF(k.shipped_qty_sum, 0) AS decimal(10,4)) END AS return_rate,
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k.first_ship_time,
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k.last_ship_time
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FROM #kpi AS k;
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-- 2) 利润估算因子（按订单均值）
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SELECT
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CAST(CASE WHEN k.sample_order_count = 0 THEN NULL ELSE k.sale_amount_sum / NULLIF(k.sample_order_count, 0) END AS decimal(18,2)) AS avg_sale_amount_per_order,
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CAST(CASE WHEN k.sample_order_count = 0 THEN NULL ELSE k.cost_amount_sum / NULLIF(k.sample_order_count, 0) END AS decimal(18,2)) AS avg_cost_amount_per_order,
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CAST(ISNULL(k.avg_outbound_freight_per_order, 0) AS decimal(18,2)) AS est_outbound_freight_per_order_15d,
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CAST(
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COALESCE(
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k.avg_return_freight_observed,
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ISNULL(k.avg_outbound_freight_per_order, 0)
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* CASE WHEN ISNULL(k.shipped_qty_sum, 0) = 0 THEN 0 ELSE k.return_qty_sum / NULLIF(k.shipped_qty_sum, 0) END,
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0
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) AS decimal(18,2)
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) AS est_return_freight_per_order_15d,
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CAST(COALESCE(k.avg_warehouse_transfer_observed, @warehouse_transfer_fee, 0) AS decimal(18,2)) AS warehouse_transfer_fee_used,
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CAST(
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CASE WHEN k.sample_order_count = 0 THEN NULL ELSE
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(k.sale_amount_sum / NULLIF(k.sample_order_count, 0))
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- (k.cost_amount_sum / NULLIF(k.sample_order_count, 0))
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- ISNULL(k.avg_outbound_freight_per_order, 0)
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- COALESCE(
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k.avg_return_freight_observed,
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ISNULL(k.avg_outbound_freight_per_order, 0)
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* CASE WHEN ISNULL(k.shipped_qty_sum, 0) = 0 THEN 0 ELSE k.return_qty_sum / NULLIF(k.shipped_qty_sum, 0) END,
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0
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)
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- COALESCE(k.avg_warehouse_transfer_observed, @warehouse_transfer_fee, 0)
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END AS decimal(18,2)
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) AS est_profit_per_order,
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CAST(
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CASE WHEN k.sample_order_count = 0 THEN NULL
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WHEN (k.sale_amount_sum / NULLIF(k.sample_order_count, 0)) = 0 THEN NULL
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ELSE (
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(
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(k.sale_amount_sum / NULLIF(k.sample_order_count, 0))
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- (k.cost_amount_sum / NULLIF(k.sample_order_count, 0))
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- ISNULL(k.avg_outbound_freight_per_order, 0)
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- COALESCE(
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k.avg_return_freight_observed,
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ISNULL(k.avg_outbound_freight_per_order, 0)
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* CASE WHEN ISNULL(k.shipped_qty_sum, 0) = 0 THEN 0 ELSE k.return_qty_sum / NULLIF(k.shipped_qty_sum, 0) END,
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0
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)
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- COALESCE(k.avg_warehouse_transfer_observed, @warehouse_transfer_fee, 0)
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)
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/ NULLIF((k.sale_amount_sum / NULLIF(k.sample_order_count, 0)), 0)
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)
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END AS decimal(10,4)
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) AS est_profit_margin
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FROM #kpi AS k;
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-- 3) 处置建议（退货/补偿/放货，含退回折旧损失）
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WITH decision_base AS (
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SELECT
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k.sample_order_count,
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CAST(CASE WHEN k.sample_order_count = 0 THEN NULL ELSE k.sale_amount_sum / NULLIF(k.sample_order_count, 0) END AS decimal(18,2)) AS avg_sale,
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CAST(CASE WHEN k.sample_order_count = 0 THEN NULL ELSE k.cost_amount_sum / NULLIF(k.sample_order_count, 0) END AS decimal(18,2)) AS avg_cost,
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CAST(ISNULL(k.avg_outbound_freight_per_order, 0) AS decimal(18,2)) AS avg_outbound,
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CAST(COALESCE(
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k.avg_return_freight_observed,
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ISNULL(k.avg_outbound_freight_per_order, 0) * CASE WHEN ISNULL(k.shipped_qty_sum, 0) = 0 THEN 0 ELSE k.return_qty_sum / NULLIF(k.shipped_qty_sum, 0) END,
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0
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) AS decimal(18,2)) AS est_return_freight,
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CAST(COALESCE(k.avg_warehouse_transfer_observed, @warehouse_transfer_fee, 0) AS decimal(18,2)) AS warehouse_transfer
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FROM #kpi AS k
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),
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calc AS (
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SELECT
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db.*,
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CAST(ISNULL(db.avg_cost, 0) * @depreciation_rate AS decimal(18,2)) AS depreciation_loss_if_return,
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CAST((ISNULL(db.avg_outbound, 0) + ISNULL(db.est_return_freight, 0) + ISNULL(db.warehouse_transfer, 0) + (ISNULL(db.avg_cost, 0) * @depreciation_rate)) AS decimal(18,2)) AS expected_loss_if_return,
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CAST((ISNULL(db.avg_sale, 0) - ISNULL(db.avg_cost, 0) - ISNULL(db.avg_outbound, 0)) AS decimal(18,2)) AS keep_order_net_before_comp,
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CAST((0 - ISNULL(db.avg_outbound, 0) - ISNULL(db.est_return_freight, 0) - ISNULL(db.warehouse_transfer, 0) - (ISNULL(db.avg_cost, 0) * @depreciation_rate)) AS decimal(18,2)) AS option_return_net_profit,
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CAST((0 - ISNULL(db.avg_cost, 0) - ISNULL(db.avg_outbound, 0)) AS decimal(18,2)) AS option_release_net_profit
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FROM decision_base AS db
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),
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range_calc AS (
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SELECT
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c.*,
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CAST(
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CASE
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WHEN c.sample_order_count = 0 THEN 0
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WHEN c.keep_order_net_before_comp <= 0 THEN 0
|
||
ELSE
|
||
CASE
|
||
WHEN (c.keep_order_net_before_comp * 0.70) < (c.expected_loss_if_return * 0.90) THEN (c.keep_order_net_before_comp * 0.70)
|
||
ELSE (c.expected_loss_if_return * 0.90)
|
||
END
|
||
END
|
||
AS decimal(18,2)
|
||
) AS comp_high_raw
|
||
FROM calc AS c
|
||
)
|
||
SELECT
|
||
rc.sample_order_count,
|
||
rc.keep_order_net_before_comp AS est_profit_per_order,
|
||
CAST(@depreciation_rate AS decimal(10,4)) AS depreciation_rate_used,
|
||
rc.depreciation_loss_if_return,
|
||
rc.expected_loss_if_return,
|
||
CAST(
|
||
CASE
|
||
WHEN rc.sample_order_count = 0 THEN 0
|
||
WHEN rc.comp_high_raw <= 0 THEN 0
|
||
ELSE rc.comp_high_raw * 0.50
|
||
END AS decimal(18,2)
|
||
) AS compensation_low,
|
||
CAST(
|
||
CASE
|
||
WHEN rc.sample_order_count = 0 THEN 0
|
||
WHEN rc.comp_high_raw <= 0 THEN 0
|
||
ELSE rc.comp_high_raw
|
||
END AS decimal(18,2)
|
||
) AS compensation_high,
|
||
rc.option_return_net_profit,
|
||
rc.option_release_net_profit,
|
||
CAST(
|
||
rc.keep_order_net_before_comp
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw * 0.50 END)
|
||
AS decimal(18,2)
|
||
) AS option_discount_net_profit_low,
|
||
CAST(
|
||
rc.keep_order_net_before_comp
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw END)
|
||
AS decimal(18,2)
|
||
) AS option_discount_net_profit_high,
|
||
CASE
|
||
WHEN rc.sample_order_count = 0 THEN N'样本不足'
|
||
WHEN (
|
||
rc.keep_order_net_before_comp
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw END)
|
||
) >= rc.option_return_net_profit
|
||
AND (
|
||
rc.keep_order_net_before_comp
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw END)
|
||
) >= rc.option_release_net_profit
|
||
THEN N'优惠留客'
|
||
WHEN rc.option_return_net_profit >= rc.option_release_net_profit THEN N'退回'
|
||
ELSE N'放货'
|
||
END AS recommended_option,
|
||
CASE
|
||
WHEN rc.sample_order_count = 0 THEN N'样本不足，暂不做退补决策（建议放宽省市区或延长到30天）。'
|
||
WHEN (
|
||
rc.keep_order_net_before_comp
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw END)
|
||
) >= rc.option_return_net_profit
|
||
AND (
|
||
rc.keep_order_net_before_comp
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw END)
|
||
) >= rc.option_release_net_profit
|
||
THEN N'建议优先优惠留客：在建议补偿区间内，净收益优于退回和放货。'
|
||
WHEN rc.option_return_net_profit >= rc.option_release_net_profit
|
||
THEN N'建议优先退回：按当前折旧率和运费估算，退回净损失低于放货。'
|
||
ELSE N'建议优先放货：退回综合损失（含20%折旧）高于放货损失。'
|
||
END AS recommended_action,
|
||
CASE
|
||
WHEN rc.sample_order_count >= 30 THEN 'high'
|
||
WHEN rc.sample_order_count >= 10 THEN 'medium'
|
||
WHEN rc.sample_order_count > 0 THEN 'low'
|
||
ELSE 'none'
|
||
END AS confidence_level,
|
||
CAST(
|
||
CASE
|
||
WHEN rc.sample_order_count = 0 THEN NULL
|
||
ELSE rc.expected_loss_if_return
|
||
- (CASE WHEN rc.comp_high_raw <= 0 THEN 0 ELSE rc.comp_high_raw * 0.75 END)
|
||
END AS decimal(18,2)
|
||
) AS est_saving_vs_return
|
||
FROM range_calc AS rc;
|
||
|
||
-- 4) 快递/仓库策略（近15天样本）
|
||
SELECT TOP (@limit)
|
||
rl.express_company,
|
||
COUNT(DISTINCT rl.order_id) AS order_count,
|
||
SUM(ISNULL(rl.shipped_qty, 0)) AS shipped_qty_sum,
|
||
CAST(
|
||
SUM(ISNULL(rl.shipped_qty, 0))
|
||
/ NULLIF((SELECT SUM(ISNULL(shipped_qty, 0)) FROM #region_line), 0)
|
||
AS decimal(10,4)
|
||
) AS shipped_qty_ratio
|
||
FROM #region_line AS rl
|
||
GROUP BY rl.express_company
|
||
ORDER BY shipped_qty_sum DESC, order_count DESC;
|
||
|
||
SELECT TOP (@limit)
|
||
rl.ship_warehouse_name,
|
||
COUNT(DISTINCT rl.order_id) AS order_count,
|
||
SUM(ISNULL(rl.shipped_qty, 0)) AS shipped_qty_sum,
|
||
CAST(
|
||
SUM(ISNULL(rl.shipped_qty, 0))
|
||
/ NULLIF((SELECT SUM(ISNULL(shipped_qty, 0)) FROM #region_line), 0)
|
||
AS decimal(10,4)
|
||
) AS shipped_qty_ratio
|
||
FROM #region_line AS rl
|
||
GROUP BY rl.ship_warehouse_name
|
||
ORDER BY shipped_qty_sum DESC, order_count DESC;
|
||
"""
|
||
|
||
|
||
def main() -> int:
|
||
parser = argparse.ArgumentParser(
|
||
description="Estimate profit-based aftersale decision (退回/优惠/放货) by product_no + region, including return depreciation loss"
|
||
)
|
||
parser.add_argument("--product-no", required=True, help="商品货号（product_no/style_code/spu/SKU）")
|
||
parser.add_argument("--province", required=True, help="省份")
|
||
parser.add_argument("--city", default="", help="城市（可选）")
|
||
parser.add_argument("--district", default="", help="区县（可选）")
|
||
parser.add_argument("--days", type=int, default=15, help="lookback window, default 15")
|
||
parser.add_argument("--warehouse-transfer-fee", type=float, default=0.0, help="仓储转运费兜底值（当样本无观测值时使用）")
|
||
parser.add_argument("--depreciation-rate", type=float, default=0.20, help="退回折旧损失率，默认0.20（20%%）")
|
||
parser.add_argument("--limit", type=int, default=10, help="max rows for strategy result sets")
|
||
args = parser.parse_args()
|
||
|
||
product_no = args.product_no.strip()
|
||
province = args.province.strip()
|
||
if not product_no:
|
||
print("--product-no is required", file=sys.stderr)
|
||
return 2
|
||
if not province:
|
||
print("--province is required", file=sys.stderr)
|
||
return 2
|
||
|
||
days = max(7, min(args.days, 90))
|
||
limit = max(1, min(args.limit, 100))
|
||
depreciation_rate = max(0.0, min(args.depreciation_rate, 1.0))
|
||
|
||
sql = build_sql(
|
||
product_no=product_no,
|
||
province=province,
|
||
city=args.city,
|
||
district=args.district,
|
||
days=days,
|
||
warehouse_transfer_fee=args.warehouse_transfer_fee,
|
||
depreciation_rate=depreciation_rate,
|
||
limit=limit,
|
||
)
|
||
cmd = ["company-db", "query", "--sql", sql]
|
||
proc = subprocess.run(cmd, capture_output=True, text=True)
|
||
if proc.returncode != 0:
|
||
err = (proc.stderr or proc.stdout or "company-db failed").strip()
|
||
print(err, file=sys.stderr)
|
||
return proc.returncode
|
||
|
||
print(proc.stdout.rstrip())
|
||
return 0
|
||
|
||
|
||
if __name__ == "__main__":
|
||
raise SystemExit(main())
|