DeadUrl: version 2.3.7-r1: HOMEPAGE: 429 Client Error: Too Many Requests for url: https://primer3.sourceforge.net/: http://primer3.sourceforge.net/
  DeadUrl: version 2.3.7-r1: SRC_URI: HTTPSConnectionPool(host='downloads.sourceforge.net', port=443): Read timed out. (read timeout=5.0): https://downloads.sourceforge.net/project/primer3/primer3/2.3.7/primer3-2.3.7.tar.gz
  DeadUrl: version 2.3.7-r1: metadata.xml: remote-id: 429 Client Error: Too Many Requests for url: https://sourceforge.net/projects/primer3/