refactor: excel parse

2026-04-16 10:01:11 +08:00
parent 680ecc320f
commit f62f95ec02
7941 changed files with 2899112 additions and 0 deletions
@@ -0,0 +1,25 @@
+# Copyright (c) 2010-2024 openpyxl
+
+from datetime import datetime
+from math import isnan, isinf
+import sys
+
+VER = sys.version_info
+
+from .numbers import NUMERIC_TYPES
+
+
+def safe_string(value):
+    """Safely and consistently format numeric values"""
+    if isinstance(value, NUMERIC_TYPES):
+        if isnan(value) or isinf(value):
+            value = ""
+        else:
+            value = "%.16g" % value
+    elif value is None:
+        value = "none"
+    elif isinstance(value, datetime):
+        value = value.isoformat()
+    elif not isinstance(value, str):
+        value = str(value)
+    return value