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-rwxr-xr-xtest/functional/feature_block.py10
1 files changed, 5 insertions, 5 deletions
diff --git a/test/functional/feature_block.py b/test/functional/feature_block.py
index 3cf7f3890c..158efb52c9 100755
--- a/test/functional/feature_block.py
+++ b/test/functional/feature_block.py
@@ -119,7 +119,7 @@ class FullBlockTest(BitcoinTestFramework):
# Allow the block to mature
blocks = []
for i in range(NUM_BUFFER_BLOCKS_TO_GENERATE):
- blocks.append(self.next_block("maturitybuffer.{}".format(i)))
+ blocks.append(self.next_block(f"maturitybuffer.{i}"))
self.save_spendable_output()
self.send_blocks(blocks)
@@ -151,8 +151,8 @@ class FullBlockTest(BitcoinTestFramework):
if template.valid_in_block:
continue
- self.log.info("Reject block with invalid tx: %s", TxTemplate.__name__)
- blockname = "for_invalid.%s" % TxTemplate.__name__
+ self.log.info(f"Reject block with invalid tx: {TxTemplate.__name__}")
+ blockname = f"for_invalid.{TxTemplate.__name__}"
badblock = self.next_block(blockname)
badtx = template.get_tx()
if TxTemplate != invalid_txs.InputMissing:
@@ -1355,12 +1355,12 @@ class FullBlockTest(BitcoinTestFramework):
# save the current tip so it can be spent by a later block
def save_spendable_output(self):
- self.log.debug("saving spendable output %s" % self.tip.vtx[0])
+ self.log.debug(f"saving spendable output {self.tip.vtx[0]}")
self.spendable_outputs.append(self.tip)
# get an output that we previously marked as spendable
def get_spendable_output(self):
- self.log.debug("getting spendable output %s" % self.spendable_outputs[0].vtx[0])
+ self.log.debug(f"getting spendable output {self.spendable_outputs[0].vtx[0]}")
return self.spendable_outputs.pop(0).vtx[0]
# move the tip back to a previous block