BUG: Decode #23 in NameObject (#1342)

Fixes #1340
py-pdf · Sep 10, 2022 · d3a4a99 · d3a4a99
1 parent 2bbccf7
commit d3a4a99
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Showing 2 changed files with 8 additions and 2 deletions.
diff --git a/PyPDF2/generic/_base.py b/PyPDF2/generic/_base.py
@@ -422,10 +422,10 @@ def writeToStream(
 
  @staticmethod
  def unnumber(sin: str) -> str:
- i = sin.find("#")
+ i = sin.find("#", 0)
  while i >= 0:
  sin = sin[:i] + chr(int(sin[i + 1 : i + 3], 16)) + sin[i + 3 :]
- i = sin.find("#")
+ i = sin.find("#", i + 1)
  return sin
 
  @staticmethod

diff --git a/tests/test_generic.py b/tests/test_generic.py
@@ -186,6 +186,12 @@ def test_NameObject():
  == "/paired()parentheses"
  )
  assert NameObject.read_from_stream(BytesIO(b"/A#42"), None) == "/AB"
+ assert (
+ NameObject.read_from_stream(
+ BytesIO(b"/#f1j#d4#aa#0c#ce#87#b4#b3#b0#23J#86#fe#2a#b2jYJ#94"), None
+ )
+ == "/ñjÔª\x0cÎ\x87´³°#J\x86þ*²jYJ\x94"
+ )
 
 
 def test_destination_fit_r():