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WEEK 16 · JUNE 18, 2026

Strings · Part 1

Indexing, slicing, and escapes on ISO dates, DNA, hex colors, and CSV fields.

Lesson 06 · Strings · Part 1 — Level II · Guide

June 18, 2026 · Bridge Academy Python Program

Learning goals

- Construct strings with single, double, and triple quotes. - Extract fields from structured text using indexing and slicing. - Use step slicing s[::2] and reverse slicing s[::-1] for data tasks. - Apply escape sequences for quotes, newlines, tabs, and backslashes. - Recognize that strings are immutable and build new strings by slicing.

This lesson covers PCEP-30-02 objective 3.4.

Preview truncated — download the notebook to see the full lesson.