Fixed a bug in checkISBN13 function, make it crash with an ISBN10 terminating with 'X'

64f3bc43 · Mattia Bondanza · 0054d47e · 64f3bc43
Commit 64f3bc43 authored Sep 26, 2017 by Mattia Bondanza
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searchISBN.py searchISBN.py +1 -1

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--- a/searchISBN.py
+++ b/searchISBN.py
@@ -174,7 +174,7 @@ def checkISBN10( isbn ):
 def checkISBN13( isbn ):
    if len( isbn ) != 13 :
        return False
-    if not isbn[0:9].isdigit() :
+    if not isbn[0:13].isdigit() :
         return False

    checksum = 0