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@@ -1,29 +1,28 @@
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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-r"""CSV → MDB(仿照现场 `25年.zip`/`26年.zip` 的形态)。2026-09-17 用户令。
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+r"""CSV → MDB(仿照现场 `25年.zip`/`26年.zip` 的形态) + 全量核对。2026-09-17 用户令。
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-形态: `<年>年/<月>月/<年>-<月>-<类>.zip → <年>-<月>-<类>.mdb`;每类一库(库内含该月全部机组)。
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+形态: `data/raw/<场站>/scada_mdb/<年>年/<月>月/<年>-<月>-<类>.mdb`(+ 同名 zip);每类一库、库内按 250 列拆表。
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-**实测可用路线**(探路过程见 docs/现场收资接入_v0.1.md §7):
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- ① `ADOX.Catalog` + ACE 12.0 建库 ✔
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- ② 按列切片写分片 CSV(首列 `rid`,配 `schema.ini` 声明 UTF-8)✔
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- ③ **`Access.Application.DoCmd.TransferText` 批量装入** ✔ ← 唯一可用的批量导入
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- (`SELECT … INTO [text;…]`、目标库 `INSERT … SELECT [text;…]`、`IN '<dir>' 'text;…'` 全部报
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- 「这种对象类型不支持该操作」;DAO `CreateDatabase` 报「找不到可安装的 ISAM」⇒ 都不用)
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- ④ 读回校验行数 ✔
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+实测可用路线(其余写法都失败, 见 docs/现场收资接入_v0.1.md §7):
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+ ADOX.Catalog 建库(ACE 12.0) → 分片 CSV(首列 rid, schema.ini CharacterSet=65001)
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+ → **Access.Application.DoCmd.TransferText(0,"",表,csv,$true,"",65001)** 批量装入 → ADODB 读回校验
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+ ✗ `SELECT … INTO [text;…]` / 目标库 `INSERT … SELECT [text;…]` / `IN '<dir>' 'text;…'` → 「这种对象类型不支持该操作」
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+ ✗ DAO `CreateDatabase` → 「找不到可安装的 ISAM」
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+ ⚠ `TransferText` 必须给 **CodePage=65001**,否则 1min 的中文列名/值按 cp936 解成乱码(实测)。
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-硬限制(必须偏离现场形态): 单表 ≤255 列(scada_10min 每台 598 列 ⇒ 拆表,每片 250 列);
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-单库 ≤2 GB(⇒ 按月分库;不按月分库时 1 分钟数据 13.7M 行会超)。
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+硬限制: 单表 ≤255 列(10min 每台 598 列 ⇒ 拆 3 张表)· 单库 ≤2 GB(⇒ 按月分库)。
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用法:
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- python scripts/csv_to_mdb.py --month 2025-01 --turbines WTG01 # 试点(1 台 1 月)
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- python scripts/csv_to_mdb.py --month 2025-01 # 该月全部机组
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- python scripts/csv_to_mdb.py --month 2025-01 --class 1min [--turbines 01E]
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-退出码: 0 成功 · 2 参数/源不齐 · 4 无 Access/ACE 能力 · 5 失败
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+ python scripts/csv_to_mdb.py --month 2025-01 --class 10min # 转换某月(全部机组)
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+ python scripts/csv_to_mdb.py --verify # ★ 一条命令: 全量核对报告(日历推算, 秒出)
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+ python scripts/csv_to_mdb.py --verify --deep # 深核对: 扫源 CSV 逐月计数(几分钟, 带缓存)
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+退出码: 0 成功/全对 · 2 参数或源不齐 · 4 无 Access/ACE · 5 有差异/失败
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"""
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from __future__ import annotations
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import argparse
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+import calendar
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import pathlib
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import re
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import shutil
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@@ -37,14 +36,15 @@ ROOT = pathlib.Path(__file__).resolve().parents[1]
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sys.path.insert(0, str(ROOT))
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from src.windscada.config import raw_station_dir # noqa: E402
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-CHUNK = 250 # 每张表列数(含 rid)
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+CHUNK = 250
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CLS_DIR = {'10min': 'scada_10min', '1min': 'scada_1min'}
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+CAD = {'10min': 144, '1min': 1440} # 每天行数(10 分钟 / 1 分钟节拍)
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def safe_names(cols: list[str]) -> list[str]:
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out, seen = [], {}
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for i, c in enumerate(cols):
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- c = c.lstrip('\ufeff') # ★ 源 CSV 表头带 UTF-8 BOM ⇒ 不清掉会被净化成 _TimeStamp(实测)
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+ c = c.lstrip('\ufeff') # 源表头带 UTF-8 BOM ⇒ 不清掉会变成 _TimeStamp(实测)
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n = re.sub(r'[^0-9A-Za-z_\u4e00-\u9fff]', '_', c)[:60] or f'c{i}'
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if n in seen:
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seen[n] += 1
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@@ -55,10 +55,8 @@ def safe_names(cols: list[str]) -> list[str]:
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return out
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-def build_chunks(files: list[pathlib.Path], month: str, tmp: pathlib.Path, limit_rows: int):
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- """把各台该月行按列切片汇到 `<tmp>/t{i}.csv`(首列 rid)。→ (分片数, 总行数, 每台行数)"""
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- nt, total, per = 0, 0, {}
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- handles = {}
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+def build_chunks(files, month: str, tmp: pathlib.Path, limit_rows: int):
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+ nt, total, handles = 0, 0, {}
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try:
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for f in files:
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with open(f, encoding='utf-8', errors='replace', newline='') as fh:
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@@ -86,100 +84,182 @@ def build_chunks(files: list[pathlib.Path], month: str, tmp: pathlib.Path, limit
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handles[i].write(','.join([str(n)] + vals[lo:hi]) + '\n')
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if limit_rows and n >= limit_rows:
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break
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- per[f.stem] = n
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total += n
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finally:
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for h in handles.values():
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h.close()
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- return nt, total, per
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+ return nt, total
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def to_mdb(db: pathlib.Path, tmp: pathlib.Path, nt: int) -> list[str]:
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- """ADOX 建库 + Access.TransferText 逐分片装入 + 读回行数。→ 每表行数描述。"""
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db.parent.mkdir(parents=True, exist_ok=True)
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ps = pathlib.Path(tempfile.gettempdir()) / '_csv2mdb_run.ps1'
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- lines = ['$ErrorActionPreference="Stop"',
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- f'$db = "{db}"',
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- 'if (Test-Path $db) { Remove-Item $db -Force }',
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- '$cat = New-Object -ComObject ADOX.Catalog',
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- '[void]$cat.Create("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=$db;")',
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- '$cat = $null',
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- '$acc = New-Object -ComObject Access.Application',
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- '$acc.Visible = $false',
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- '$acc.OpenCurrentDatabase($db)']
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+ L = ['$ErrorActionPreference="Stop"', f'$db = "{db}"',
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+ 'if (Test-Path $db) { Remove-Item $db -Force }',
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+ '$cat = New-Object -ComObject ADOX.Catalog',
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+ '[void]$cat.Create("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=$db;")', '$cat = $null',
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+ '$acc = New-Object -ComObject Access.Application', '$acc.Visible = $false',
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+ '$acc.OpenCurrentDatabase($db)']
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for i in range(1, nt + 1):
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- lines.append(f'$acc.DoCmd.TransferText(0, "", "t{i}", "{tmp / f"t{i}.csv"}", $true, "", 65001)')
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- lines += ['$acc.CloseCurrentDatabase()', '$acc.Quit()',
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- '$c = New-Object -ComObject ADODB.Connection',
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- '$c.Open("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=$db;")']
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+ L.append(f'$acc.DoCmd.TransferText(0, "", "t{i}", "{tmp / f"t{i}.csv"}", $true, "", 65001)')
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+ L += ['$acc.CloseCurrentDatabase()', '$acc.Quit()',
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+ '$c = New-Object -ComObject ADODB.Connection',
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+ '$c.Open("Provider=Microsoft.ACE.OLEDB.12.0;Data Source=$db;")']
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for i in range(1, nt + 1):
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- lines.append(f'$rs = $c.Execute("SELECT COUNT(*) FROM [t{i}]"); '
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- f'Write-Output ("t{i}=" + $rs.Fields.Item(0).Value); $rs.Close()')
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- lines.append('$c.Close()')
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- ps.write_text('\n'.join(lines), encoding='utf-8-sig')
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+ L.append(f'$rs = $c.Execute("SELECT COUNT(*) FROM [t{i}]"); '
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+ f'Write-Output ("t{i}=" + $rs.Fields.Item(0).Value); $rs.Close()')
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+ L.append('$c.Close()')
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+ ps.write_text('\n'.join(L), encoding='utf-8-sig')
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r = subprocess.run(['powershell', '-NoProfile', '-ExecutionPolicy', 'Bypass', '-File', str(ps)],
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capture_output=True, text=True, errors='replace', timeout=7200)
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- got = [ln.strip() for ln in (r.stdout or '').strip().splitlines() if ln.strip()]
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if r.returncode != 0:
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print(' [X] ' + (r.stderr or r.stdout or '').strip()[:240])
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return []
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- return got
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+ return [x.strip() for x in (r.stdout or '').strip().splitlines() if x.strip()]
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+
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+
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+def mdb_rows(mdbs: list[pathlib.Path]) -> dict:
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+ """一次 PowerShell 批量读所有 MDB 的表行数 → {文件名: [t1,t2,…]}。"""
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+ L = ['$ErrorActionPreference="Continue"']
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+ for m in mdbs:
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+ L.append(f'$c=New-Object -ComObject ADODB.Connection;'
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+ f'$c.Open("Provider=Microsoft.ACE.OLEDB.12.0;Data Source={m};")')
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+ L.append('$o=@(); foreach($t in @("t1","t2","t3","t4")){ try {'
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+ ' $rs=$c.Execute("SELECT COUNT(*) FROM [$t]"); $o+=$rs.Fields.Item(0).Value;'
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+ ' $rs.Close() } catch {} }')
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+ L.append(f'Write-Output ("{m.name}|" + ($o -join ",")); $c.Close()')
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+ ps = pathlib.Path(tempfile.gettempdir()) / '_verify_mdb.ps1'
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+ ps.write_text('\n'.join(L), encoding='utf-8-sig')
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+ r = subprocess.run(['powershell', '-NoProfile', '-ExecutionPolicy', 'Bypass', '-File', str(ps)],
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+ capture_output=True, text=True, errors='replace', timeout=7200)
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+ out = {}
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+ for ln in (r.stdout or '').splitlines():
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+ if '|' in ln:
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+ k, v = ln.strip().split('|', 1)
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+ out[k] = [int(x) for x in v.split(',') if x.strip().isdigit()]
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+ return out
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+
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+
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+def src_month_rows(cls_filter: str | None, cache: pathlib.Path, refresh: bool) -> dict:
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+ """扫源 CSV 逐月计数(二进制整文件 + 正则, 带缓存)。"""
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+ import json
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+ if cache.is_file() and not refresh:
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+ try:
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+ return json.loads(cache.read_text(encoding='utf-8'))
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+ except Exception:
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+ pass
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+ print(' [扫源 CSV 逐月计数…首次几分钟,之后走缓存]')
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+ t0, rx, out = time.time(), re.compile(rb'(?:^|\n)(\d{4}-\d{2})'), {}
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+ for cls, fn in CLS_DIR.items():
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+ if cls_filter and cls != cls_filter:
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+ continue
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+ for f in sorted((pathlib.Path(raw_station_dir()) / fn).glob('*.csv')):
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+ data = f.read_bytes()
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+ nl = data.find(b'\n')
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+ body = data[nl + 1:] if nl >= 0 else data
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+ for mm in rx.findall(body):
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+ k = f'{cls}|{mm.decode()}'
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+ out[k] = out.get(k, 0) + 1
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+ del data, body
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+ cache.write_text(json.dumps(out, indent=0), encoding='utf-8')
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+ print(f' 源计数完成 {time.time() - t0:.0f}s → {cache.name}')
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+ return out
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+
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+
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+def verify(out: pathlib.Path, cls_filter: str | None, refresh: bool, deep: bool) -> int:
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+ mdbs = sorted(m for m in out.rglob('*-*.mdb') if not m.name.startswith('_'))
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+ if cls_filter:
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+ mdbs = [m for m in mdbs if m.stem.endswith(f'-{cls_filter}')]
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+ if not mdbs:
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+ print(f'[X] {out} 下还没有产物 mdb')
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+ return 2
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+ got = mdb_rows(mdbs)
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+ src = src_month_rows(cls_filter, out / '_csv_month_rows.json', refresh) if deep else {}
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+ print(f'== CSV → MDB 全量核对 · {out} ==')
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+ print(f' {"类":6s} {"月份":8s} {"mdb 各表行数":18s} {"应得行数":10s} 判定 zip')
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+ bad = []
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+ for m in mdbs:
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+ cls = m.stem.rsplit('-', 1)[1]
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+ ym = '-'.join(m.stem.split('-')[:2])
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+ rows = got.get(m.name, [])
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+ want = src.get(f'{cls}|{ym}') if deep else None
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+ if want is None:
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+ y, mo = int(ym[:4]), int(ym[5:7])
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+ want = CAD.get(cls, 0) * calendar.monthrange(y, mo)[1] * 38
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+ aligned = len(set(rows)) == 1 if rows else False
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+ d = (rows[0] - want) if rows else -want
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+ # 日历模式: 少于日历=数据缺口(正常), 多于日历才是错; 深核对模式: 必须与源逐行相等
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+ ok = bool(rows) and aligned and (rows[0] == want if deep else rows[0] <= want)
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+ tag = ('OK' if ok else '异常') if deep else ('一致' if d == 0 else (f'缺口{d:+d}' if d < 0 else f'超日历{d:+d}'))
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+ zp = m.parent / f'{ym}-{cls}.zip'
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+ ztxt = f'有 {zp.stat().st_size / 1e6:.1f} MB' if zp.is_file() else '无'
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+ print(f' {cls:6s} {ym:8s} {",".join(map(str, rows)):18s} {want:<10d} '
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+ f'{tag:12s} {ztxt}')
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+ if not ok:
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+ bad.append((cls, ym, rows, want))
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+ print(f' 合计: {len(mdbs)} 个月库 · 一致 {len(mdbs) - len(bad)} · 差异 {len(bad)}'
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+ + ('' if deep else '(按日历推算; 差异多为该月首尾不完整, 属正常 ⇒ 要按源逐行核对加 --deep)'))
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+ for cls, ym, rows, want in bad[:8]:
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+ print(f' [i] {cls} {ym}: mdb={rows} vs 应得 {want}')
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+ print(' 结论: ' + ('全部一致(各分片表行数相同 ⇒ 逐行对齐)' if not bad else '有差异, 见上'))
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+ return 0 if not bad else 5
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def main() -> int:
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- ap = argparse.ArgumentParser(description='CSV → MDB(仿现场年度归档形态)')
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- ap.add_argument('--month', required=True, help='YYYY-MM')
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+ ap = argparse.ArgumentParser(description='CSV → MDB(仿现场年度归档形态)+ 全量核对')
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+ ap.add_argument('--month', default=None, help='YYYY-MM(--verify 时可省)')
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ap.add_argument('--class', dest='cls', default='10min', choices=('10min', '1min'))
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ap.add_argument('--turbines', default=None, help='逗号分隔(WTG01 或 01E);不给=全部')
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ap.add_argument('--out', default=None)
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ap.add_argument('--limit-rows', type=int, default=0)
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ap.add_argument('--no-zip', action='store_true')
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+ ap.add_argument('--verify', action='store_true', help='全量核对报告(默认日历推算, 秒出)')
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+ ap.add_argument('--deep', action='store_true', help='--verify 深核对: 扫源 CSV 逐月计数')
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+ ap.add_argument('--refresh', action='store_true', help='--deep 时重扫源(不用缓存)')
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a = ap.parse_args()
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+ out = pathlib.Path(a.out) if a.out else (pathlib.Path(raw_station_dir()) / 'scada_mdb')
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+ if a.verify:
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+ return verify(out, a.cls, a.refresh, a.deep)
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+ if not a.month:
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+ print('[X] 需要 --month(或用 --verify)')
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+ return 2
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if not sys.platform.startswith('win'):
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print('[X] 需要 Windows(Access/ACE)—— Linux 侧无写库能力')
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return 4
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y, m = a.month.split('-')
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- src = pathlib.Path(raw_station_dir()) / CLS_DIR[a.cls]
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- out = pathlib.Path(a.out) if a.out else (pathlib.Path(raw_station_dir()) / 'scada_mdb')
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+ src_dir = pathlib.Path(raw_station_dir()) / CLS_DIR[a.cls]
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want = {t.strip() for t in a.turbines.split(',')} if a.turbines else None
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- files = [f for f in sorted(src.glob('*.csv')) if (not want or f.stem in want)]
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+ files = [f for f in sorted(src_dir.glob('*.csv')) if (not want or f.stem in want)]
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if not files:
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- print(f'[X] {src} 下没有匹配 CSV')
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+ print(f'[X] {src_dir} 下没有匹配 CSV')
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return 2
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tmp = pathlib.Path(tempfile.gettempdir()) / f'csv2mdb_{y}{m}_{a.cls}'
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if tmp.exists():
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shutil.rmtree(tmp, ignore_errors=True)
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tmp.mkdir(parents=True, exist_ok=True)
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t0 = time.time()
|
|
|
- nt, total, per = build_chunks(files, a.month, tmp, a.limit_rows)
|
|
|
+ nt, total = build_chunks(files, a.month, tmp, a.limit_rows)
|
|
|
print(f' 切片: {nt} 张表 · {total} 行 · {len(files)} 台 · 抽行 {time.time() - t0:.0f}s')
|
|
|
if not total:
|
|
|
print(f' [i] {a.month} 无数据')
|
|
|
return 0
|
|
|
db = out / f'{y}年' / f'{m}月' / f'{y}-{m}-{a.cls}.mdb'
|
|
|
ts = time.time()
|
|
|
- got = to_mdb(db, tmp, nt)
|
|
|
- for ln in got:
|
|
|
+ res = to_mdb(db, tmp, nt)
|
|
|
+ for ln in res:
|
|
|
print(' ' + ln)
|
|
|
- if not got:
|
|
|
+ if not res:
|
|
|
return 5
|
|
|
if not a.no_zip:
|
|
|
z = db.parent / f'{y}-{m}-{a.cls}.zip'
|
|
|
with zipfile.ZipFile(z, 'w', zipfile.ZIP_DEFLATED, compresslevel=6) as zf:
|
|
|
zf.write(db, db.name)
|
|
|
- print(f' + {P_rel(out, db)} mdb {db.stat().st_size / 1e6:.1f} MB · 装入 {time.time() - ts:.0f}s'
|
|
|
- f' · 合计 {time.time() - t0:.0f}s')
|
|
|
+ print(f' + {db.relative_to(out.parent).as_posix()} mdb {db.stat().st_size / 1e6:.1f} MB'
|
|
|
+ f' · 装入 {time.time() - ts:.0f}s · 合计 {time.time() - t0:.0f}s')
|
|
|
shutil.rmtree(tmp, ignore_errors=True)
|
|
|
return 0
|
|
|
|
|
|
|
|
|
-def P_rel(base: pathlib.Path, p: pathlib.Path) -> str:
|
|
|
- try:
|
|
|
- return p.relative_to(base.parent).as_posix()
|
|
|
- except ValueError:
|
|
|
- return str(p)
|
|
|
-
|
|
|
-
|
|
|
if __name__ == '__main__':
|
|
|
for _s in (sys.stdout, sys.stderr):
|
|
|
try:
|