From 8eabd41edaea1ae7fb1891b52265c4ea7e8692b4 Mon Sep 17 00:00:00 2001
From: pubpub-zz <4083478+pubpub-zz@users.noreply.github.com>
Date: Sun, 24 Jul 2022 16:31:26 +0200
Subject: [PATCH] ROB : Cope with empty DecodeParams (#1143 2nd part)

---
 PyPDF2/filters.py       | 2 +-
 tests/test_workflows.py | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/PyPDF2/filters.py b/PyPDF2/filters.py
index f23602db2..d27d09ac9 100644
--- a/PyPDF2/filters.py
+++ b/PyPDF2/filters.py
@@ -104,7 +104,7 @@ def decode(
                             predictor = decode_parm["/Predictor"]
                 else:
                     predictor = decode_parms.get("/Predictor", 1)
-            except AttributeError:
+            except (AttributeError, TypeError):  # Type Error is NullObject
                 pass  # Usually an array with a null object was read
         # predictor 1 == no predictor
         if predictor != 1:
diff --git a/tests/test_workflows.py b/tests/test_workflows.py
index 71e6a0240..9a9571dd7 100644
--- a/tests/test_workflows.py
+++ b/tests/test_workflows.py
@@ -151,6 +151,12 @@ def test_rotate_45():
         (True, "https://arxiv.org/pdf/2201.00029.pdf", [0, 1, 6, 10]),
         # #1145
         (True, "https://github.com/py-pdf/PyPDF2/files/9174594/2017.pdf", [0]),
+        # #1145, remaining issue (empty arguments for FlateEncoding)
+        (
+            True,
+            "https://github.com/py-pdf/PyPDF2/files/9175966/2015._pb_decode_pg0.pdf",
+            [0],
+        ),
         # 6 instead of 5: as there is an issue in page 5 (missing objects)
         # and too complex to handle the warning without hiding real regressions
         (True, "https://arxiv.org/pdf/1601.03642.pdf", [0, 1, 5, 7]),