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test: doc: improve doc for chain_transaction() helper

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Change to docstring format and describe the functions
purpose, its parameters and return value in more detail.
This commit is contained in:
Sebastian Falbesoner 2021-06-05 19:01:00 +02:00
parent 6e63e366d6
commit 01eedf3821
1 changed files with 6 additions and 2 deletions
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8
test/functional/test_framework/util.py
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@ -481,9 +481,13 @@ def create_confirmed_utxos(fee, node, count):
return utxos
# Build a transaction that spends parent_txid:vout
# Return amount sent
def chain_transaction(node, parent_txids, vouts, value, fee, num_outputs):
"""Build and send a transaction that spends the given inputs (specified
by lists of parent_txid:vout each), with the desired total value and fee,
equally divided up to the desired number of outputs.
Returns a tuple with the txid and the amount sent per output.
"""
send_value = satoshi_round((value - fee)/num_outputs)
inputs = []
for (txid, vout) in zip(parent_txids, vouts):