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transaction.py: impl taproot key-spends

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Add support for key-path-spending taproot utxos into transaction.py.

- no wallet support yet
- add some psbt, and minimal descriptor support
- preliminary work towards script-path spends
This commit is contained in:
SomberNight
2024-05-23 16:09:59 +00:00
parent 7a0bffc3e3
commit 3a305881cc
11 changed files with 978 additions and 152 deletions
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4
tests/test_psbt.py
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@@ -58,7 +58,7 @@ class TestValidPSBT(ElectrumTestCase):
self.assertTrue(tx.inputs()[0].redeem_script is not None)
self.assertTrue(tx.inputs()[0].witness_script is not None)
self.assertEqual(2, len(tx.inputs()[0].bip32_paths))
self.assertEqual(1, len(tx.inputs()[0].part_sigs))
self.assertEqual(1, len(tx.inputs()[0].sigs_ecdsa))
def test_valid_psbt_006(self):
# Case: PSBT with one P2WSH input of a 2-of-2 multisig. witnessScript, keypaths, and global xpubs are available. Contains no signatures. Outputs filled.
@@ -70,7 +70,7 @@ class TestValidPSBT(ElectrumTestCase):
self.assertTrue(tx.inputs()[0].witness_script is not None)
self.assertEqual(2, len(tx.inputs()[0].bip32_paths))
self.assertEqual(2, len(tx.xpubs))
self.assertEqual(0, len(tx.inputs()[0].part_sigs))
self.assertEqual(0, len(tx.inputs()[0].sigs_ecdsa))
def test_valid_psbt_007(self):
# Case: PSBT with unknown types in the inputs.