only get current year by default

main.py

@@ -1,6 +1,7 @@
 #!/usr/bin/env python3
 import argparse
 import logging
+import os
 import sys
 
 from config import Config
@@ -16,6 +17,7 @@ def main():
     parser.add_argument("--document-type", help="Document type to select")
     parser.add_argument("--company", help="Company name to fill")
     parser.add_argument("--notes", help="Notes to fill on invoices")
+    parser.add_argument("--all-years", action="store_true", help="Download invoices for all years")
     parser.add_argument("--verbose", "-v", action="store_true", help="Verbose logging")
     args = parser.parse_args()
 
@@ -39,6 +41,8 @@ def main():
         Config.INVOICE_COMPANY = args.company
     if args.notes:
         Config.INVOICE_NOTES = args.notes
+    if args.all_years:
+        os.environ["DOWNLOAD_ALL_YEARS"] = "true"
 
     try:
         Config.validate()