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19 changes: 13 additions & 6 deletions generate-address-list.py
Original file line number Diff line number Diff line change
Expand Up @@ -10,12 +10,6 @@
FEATURE_TYPE_TEXT = "Digital Currency Address - "
NAMESPACE = {'sdn': 'https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/ADVANCED_XML'}

# List of assets that have been sanctioned by the OFAC.
# Possible assets be seen by grepping the sdn_advanced.xml file for "Digital Currency Address".
POSSIBLE_ASSETS = ["XBT", "ETH", "XMR", "LTC", "ZEC", "DASH", "BTG", "ETC",
"BSV", "BCH", "XVG", "USDT", "XRP", "ARB", "BSC", "USDC",
"TRX"]

# List of implemented output formats
OUTPUT_FORMATS = ["TXT", "JSON"]

Expand Down Expand Up @@ -130,6 +124,19 @@ def main():
else:
output_formats = args.format

# Delete old output files to ensure removed addresses/assets are cleaned up
# This loop handles the case where an asset is completely removed from OFAC list
for fmt in output_formats:
if fmt == "TXT":
pattern = "sanctioned_addresses_*.txt"
elif fmt == "JSON":
pattern = "sanctioned_addresses_*.json"
else:
continue

for old_file in args.outpath.glob(pattern):
old_file.unlink()

for asset in assets:
address_id = get_address_id(root, asset)
addresses = get_sanctioned_addresses(root, address_id)
Expand Down
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