1 files changed, 3 insertions, 2 deletions
diff --git a/Lib/random.py b/Lib/random.py
index 01c0c3d25f..91065b7e30 100644
--- a/Lib/random.py
+++ b/Lib/random.py
@@ -110,9 +110,10 @@ class Random(_random.Random):
         """
 
         if version == 1 and isinstance(a, (str, bytes)):
+            a = a.decode('latin-1') if isinstance(a, bytes) else a
             x = ord(a[0]) << 7 if a else 0
-            for c in a:
-                x = ((1000003 * x) ^ ord(c)) & 0xFFFFFFFFFFFFFFFF
+            for c in map(ord, a):
+                x = ((1000003 * x) ^ c) & 0xFFFFFFFFFFFFFFFF
             x ^= len(a)
             a = -2 if x == -1 else x