Watercolor illustration: a wooden desk with a laptop showing a batch processing script, input files on the left, output files on the right

Day 6 Exercise: Batch Processing Practice — Pick a Scenario and Run It

This is the Day 6 exercise for Week 2 of the “AI Path: Level Up Guide” series. Complete Day 5: Teach Your Script to Read More File Formats first, then come back here to work through this one. In Day 5: Teach Your Script to Read More File Formats, you built the read_file() function and the skeleton of a batch script. Your script recognizes files in various formats now. But you haven’t run a full pipeline from start to finish yet. You still need to pick a scenario, call the API, and save the results. That loop is missing. ...

2026-06-13 · 7 min · Alex Wang
Watercolor illustration: various files (PDF, Word, CSV) dropping into a funnel like building blocks, with clean text flowing out the other end

Day 5 Exercise: Teach Your Script to Read More File Formats

This is Day 5 of Week 2 in the “AI Path L1→L2 Upgrade Guide” exercises. Read Part 2 first, then come back here. The batch_summarize.py from Part 2 handles .md and .txt files. But real files come in many more formats. PDF reports, Word contracts, CSV data tables, JSON config files. They’re sitting on your desktop right now, and the script can’t touch them. Today’s goal: write a read_file() function that picks the right reader based on file extension, then plug it into the Part 2 batch script. ...

2026-06-12 · 6 min · Alex Wang
Watercolor illustration: a conveyor belt feeding stacks of paper into a machine, with sorted summary sheets coming out the other end

AI Path L1→L2 Upgrade Guide (2): From One Call to Batch Processing: Let Your Program Do 100 Tasks

This is Part 2 of the “AI Path L1→L2 Upgrade Guide” series. Complete Part 1 and the first three days of exercises (Day 1, Day 2, Day 3) before continuing. Part 1 taught you to make one API call. Today we’re going bigger: make your program ask AI a hundred questions. Manually pasting text into a chat window a hundred times is grunt work. Writing a ten-minute script that does it for you is leverage. You get the time back. ...

2026-06-09 · 10 min · Alex Wang