From 289222bd5ec1186ddae613cb74b59963ac3f87b8 Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Thu, 22 Jul 2021 07:15:19 -0400
Subject: test: show hash-based pyc fields in show_pyc

https://www.python.org/dev/peps/pep-0552/
---
 lab/show_pyc.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lab/show_pyc.py b/lab/show_pyc.py
index 393e84d2..e346930a 100644
--- a/lab/show_pyc.py
+++ b/lab/show_pyc.py
@@ -26,12 +26,14 @@ def show_pyc_file(fname):
     if sys.version_info >= (3, 7):
         # 3.7 added a flags word
         flags = struct.unpack('<L', f.read(4))[0]
-        hash_based = flags & 0x01
-        check_source = flags & 0x02
+        hash_based = bool(flags & 0x01)
+        check_source = bool(flags & 0x02)
         print(f"flags 0x{flags:08x}")
         if hash_based:
             source_hash = f.read(8)
             read_date_and_size = False
+            print(f"hash {binascii.hexlify(source_hash)}")
+            print(f"check_source {check_source}")
     if read_date_and_size:
         moddate = f.read(4)
         modtime = time.asctime(time.localtime(struct.unpack('<L', moddate)[0]))
-- 
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