I started this session with a challenge. "Jose," I said, "print the names of all 40 students in...
A Python tutorial covers `for` and `while` loops, `range()`, and `break`/`continue` through grade-filtering and login-validation examples aimed at beginner programmers. The loop-plus-conditional pattern shown — iterate, apply a rule, flag exceptions — is the core building block of data scripts and lightweight ETL; relevant baseline for teams onboarding junior developers to automation tasks.
I started this session with a challenge.
"Jose," I said, "print the names of all 40 students in this dataset - one per line."
He looked at me. Then at his keyboard. Then started typing print("Amina").
I let him get to the third name before I stopped him.
"What if there were 10,000 students?"
