current_pdf_file_path = sys.argv[1]
old_generated_JSON_file_path = sys.argv[2]
new_generated_JSON_file_path = sys.argv[3]
new_pdf = Pdf(current_pdf_file_path)
old_json = get_json_from_file(old_generated_JSON_file_path)
# Exit if PDF file is the same as the last time.
new_pdf_hash = new_pdf.get_pdf_hash()
old_pdf_hash = old_json["referenced_pdf_hash"]
if new_pdf_hash == old_pdf_hash:
print("PDF file hasn't changed since the last time. Exiting.")
exit(1)
new_addresses = new_pdf.get_addresses()
old_addresses = {Address(**address) for address in old_json["addresses"]}
# Google Geocoding calls are pretty expensive, so we don't really want to query every address every time.
addresses_to_be_removed = old_addresses - new_addresses
addresses_to_be_added = new_addresses - old_addresses
new_addresses = old_addresses - addresses_to_be_removed
json_data = {
"generation_time": str(datetime.now()),
"referenced_pdf_hash": new_pdf_hash
}
for address in addresses_to_be_added:
address_latlng = geocoder.google(address).latlng
if address_latlng is None:
sys.stderr.write("Geocoder returned empty result for address: " +
