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-rw-r--r--.venv/lib/python3.12/site-packages/openpyxl/utils/escape.py43
1 files changed, 43 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/openpyxl/utils/escape.py b/.venv/lib/python3.12/site-packages/openpyxl/utils/escape.py
new file mode 100644
index 00000000..a8985343
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/openpyxl/utils/escape.py
@@ -0,0 +1,43 @@
+# Copyright (c) 2010-2024 openpyxl
+
+"""
+OOXML has non-standard escaping for characters < \031
+"""
+
+import re
+
+
+def escape(value):
+ r"""
+ Convert ASCII < 31 to OOXML: \n == _x + hex(ord(\n)) + _
+ """
+
+ CHAR_REGEX = re.compile(r"[\001-\031]")
+
+ def _sub(match):
+ """
+ Callback to escape chars
+ """
+ return "_x{:0>4x}_".format(ord(match.group(0)))
+
+ return CHAR_REGEX.sub(_sub, value)
+
+
+def unescape(value):
+ r"""
+ Convert escaped strings to ASCIII: _x000a_ == \n
+ """
+
+
+ ESCAPED_REGEX = re.compile("_x([0-9A-Fa-f]{4})_")
+
+ def _sub(match):
+ """
+ Callback to unescape chars
+ """
+ return chr(int(match.group(1), 16))
+
+ if "_x" in value:
+ value = ESCAPED_REGEX.sub(_sub, value)
+
+ return value