Python Projects – Page 2 – Be on the Right Side of Change

How to Write My Life Story for My Grandchildren: 385 Words a Week, $34 to Print 5 Hardcovers

October 20, 2026October 16, 2026 by Michael

Bar chart of the cost of five copies of a 20,000-word life story: KDP paperback $11.50, KDP hardcover $34, Storyworth Basic $225, Unlimited $406, Color $415.

How to write my life story for my grandchildren: aim for 20,000 words, talk instead of type, and print five KDP hardcovers for $34. Python math inside.

Can a DM Sell an AI-Drafted D&D Adventure? DMs Guild Says No; itch.io Nets $6.62 on a $7.95 Copy

October 20, 2026October 15, 2026 by Michael

Bar chart of what a DM keeps from a $7.95 adventure: itch.io $6.62, Kindle ebook $5.46, DMs Guild $3.98 (DMs Guild bans AI-written text).

DMs Guild and DriveThruRPG reject text from AI language generators. A short Python model shows what a game master keeps per copy elsewhere: $6.62 on itch.io, $5.46 on Kindle, $3.98 on DMsGuild at $7.95.

Build a KDP Royalty Calculator in Python: One Cent Past $12.99 Costs You 49%

October 20, 2026October 9, 2026 by Michael

Line chart of Kindle ebook royalty per sale by list price from $0.99 to $30: $12.99 pays $8.99, $13.00 pays $4.55, a 49% drop when the price leaves the 70% royalty band.

KDP’s royalty rules fit in about 30 lines of Python. Run them and three pricing cliffs appear: $12.99 vs $13.00 on ebooks, $9.98 vs $9.99 on paperbacks, and file size at $2.99.