From 2af4d53fc602705902280686aff661a4546220c9 Mon Sep 17 00:00:00 2001
From: zhizhijie <zhizhijie@users.noreply.gitee.com>
Date: 星期四, 17 九月 2026 13:53:38 +0800
Subject: [PATCH] docs(投资)：订正 .et 可读性判断（xlrd 可直读）+ 新增开工前《待确认清单》
---
docs/投资/工具/格式探测.py | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git "a/docs/\346\212\225\350\265\204/\345\267\245\345\205\267/\346\240\274\345\274\217\346\216\242\346\265\213.py" "b/docs/\346\212\225\350\265\204/\345\267\245\345\205\267/\346\240\274\345\274\217\346\216\242\346\265\213.py"
index f15de1c..1f2cac8 100644
--- "a/docs/\346\212\225\350\265\204/\345\267\245\345\205\267/\346\240\274\345\274\217\346\216\242\346\265\213.py"
+++ "b/docs/\346\212\225\350\265\204/\345\267\245\345\205\267/\346\240\274\345\274\217\346\216\242\346\265\213.py"
@@ -107,7 +107,10 @@
def open_sheets(path):
- """杩斿洖 [(sheet_name, nrows, ncols, cell_fn), ...]锛�.et 璇锋敼鐢� Excel COM銆�"""
+ """杩斿洖 [(sheet_name, nrows, ncols, cell_fn), ...]銆�
+
+ 娉ㄦ剰锛歚.et`锛圵PS锛夊疄涓� OLE2/BIFF8 澶嶅悎鏂囨。锛寈lrd 鍙洿鎺ヨ锛屼笉蹇呰蛋 Excel COM銆�
+ """
with open(path, 'rb') as fh:
magic = fh.read(4)
if magic[:4] == b'PK\x03\x04':
--
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