Parse Gmail with Python and mark all older than date as “read”

Question

Long story short, I created a new gmail account, and linked several other accounts to it (each with 1000s of messages), which I am importing. All imported messages arrive as

Answer 1

Rather than try to parse our HTML why not just use the IMAP interface? Hook it up to a standard mail client and then just sort by date and mark whichever ones you want as read.