follow-up 70aa1f1db9

7 years ago · e5f239dd28
1 changed files with 2 additions and 1 deletions
--- a/lib/transaction.py
+++ b/lib/transaction.py
@ -729,7 +729,8 @@ class Transaction:

    @classmethod
    def is_segwit_input(cls, txin):
-        return cls.is_segwit_inputtype(txin['type']) or bool(txin.get('witness', False))
+        has_nonzero_witness = txin.get('witness', '00') != '00'
+        return cls.is_segwit_inputtype(txin['type']) or has_nonzero_witness

    @classmethod
    def is_segwit_inputtype(cls, txin_type):