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Retrieve Bitcoin address balance from Blockchain API
#!/usr/bin/python
import sys
import getopt
import urllib2
from optparse import OptionParser
def main():
# variables
btcaddr = ""
baseurl = "https://blockchain.info/q/addressbalance/"
# build parser
usage = "usage: %prog address"
parser = OptionParser(usage);
# parse argument
(options, args) = parser.parse_args()
if len(args) != 1:
parser.error("incorrect number of arguments")
else:
btcaddr = sys.argv[1]
# get balance
url = baseurl + btcaddr
response = urllib2.urlopen(url)
html = response.read()
# if non-zero, write to a results file!
if (html != "0"):
print("Found a non-zero balance at: " + url)
print("Balance has " + html + " Satoshis")
with open("output.log", "a") as outputfile:
outputfile.write(btcaddr + "\t" + html)
if __name__ == "__main__":
main()
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