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New examples for transaction lists with inputs from commandline args #51

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ac72836
Create fetch_tx_inputs.py
paimpozhil Apr 25, 2018
3644c36
Create fetch_tx_outputs.py
paimpozhil Apr 25, 2018
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14 changes: 14 additions & 0 deletions examples/fetch_tx_inputs.py
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Original file line number Diff line number Diff line change
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import os
import sys
from blockchain_parser.blockchain import Blockchain
from blockchain_parser.transaction import Transaction


# Instantiate the Blockchain by giving the path to the directory
# containing the .blk files created by bitcoind
blockchain = Blockchain(os.path.expanduser('/bitcoin-data/blocks'))
print("block_height,block_header_timestamp,tx_hash,no,input_transaction_hash,input_transaction_index")
for block in blockchain.get_ordered_blocks(os.path.expanduser('/bitcoin-data/blocks/index'),start=int(sys.argv[1]), end=int(sys.argv[2]), cache='index-cache.pickle'):
for tx in block.transactions:
for no, input in enumerate(tx.inputs):
print("%s,%s,%s,%s,%s,%s" % (block.height,block.header.timestamp,tx.hash, no,(input.transaction_hash),input.transaction_index))
15 changes: 15 additions & 0 deletions examples/fetch_tx_outputs.py
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import os
import sys
from blockchain_parser.blockchain import Blockchain

# Instantiate the Blockchain by giving the path to the directory
# containing the .blk files created by bitcoind
blockchain = Blockchain(os.path.expanduser('/bitcoin-data/blocks'))
print("block_height,block.header_timestamp,tx.hash,no,output.type,address,output_value")
for block in blockchain.get_ordered_blocks(os.path.expanduser('/bitcoin-data/blocks/index'),start=int(sys.argv[1]), end=int(sys.argv[2])):
for tx in block.transactions:
for no, output in enumerate(tx.outputs):
try:
print("%s,%s,%s,%d,%s,%s,%s" % (block.height,block.header.timestamp,tx.hash, no, output.type, output.addresses[0].address if output.addresses else output.addresses , output.value))
except Exception:
print("%s,%s,%s,%d,%s,%s,%s" % (block.height,block.header.timestamp,tx.hash, no, "no","no", output.value))