BUG: Error when filling a value with parentheses py-pdf#2268

KanorUbu · Oct 25, 2023 · 9abcfc2 · 9abcfc2
1 parent 9047079
commit 9abcfc2
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pypdf/_writer.py b/pypdf/_writer.py
@@ -920,7 +920,8 @@ def _update_text_field(self, field: DictionaryObject) -> None:
         else:  # /Tx
             txt = field.get("/V", "")
             sel = []
-
+        # Escape parentheses (Ref. 7.3.4.2 Literal Strings)
+        txt = txt.replace('(', r'\(').replace(')', r'\)')
         # Generate appearance stream
         ap_stream = f"q\n/Tx BMC \nq\n1 1 {rct.width - 1} {rct.height - 1} re\nW\nBT\n{da}\n".encode()
         for line_number, line in enumerate(txt.replace("\n", "\r").split("\r")):