invalid literal for int() with base 16

[Mezantrop74]

python breakECDSA.py 0100000001599b576edb0e0bf62082a30ff974d04080bfadb4dd9154f4e8949ea8da4c15182c0000006a4730440220061e5f5c2bc146cd5070cdef9cd2376a0b2fbbdbbda698858a38190d06caf1ff0220649db1b4fbaaba2d0669f7f7635157b273146b064248d04e76c25d41971d99a1012103f3b587144f038f7fd504eaebb2159ad97c0ca33c3cbaf7f3899849a9e2c9074bffffffff010000000000000000046a02585800000000

Displays an error:

Traceback (most recent call last):
File "C:\Users\user\Downloads\Sources\breakECDSA.py", line 10, in
m = txnUtils.parseTxn(tx)
File "C:\Users\user\Downloads\Sources\txnUtils.py", line 35, in parseTxn
scriptLen = int(txn[412:422], 16)
ValueError: invalid literal for int() with base 16: ''