Ch008 H2: new 17k chars (제어 흐름 핵심개념 — 4단어 × 5패턴 = 20패턴 깊이·if 5패턴(비교+체이닝·멤버십·진위·isinstance·ternary)·논리 단축평가·7 falsy + 0 vs None 함정·__bool__·for + iterable 5종 + iter/next 프로토콜·range/enumerate/zip + dict 4양식·iterable 5함정·while 5패턴(카운터·조건·walrus·무한+break·서버+신호) + exponential backoff·break/continue/for+else flag 제거·match-case 5패턴(값·시퀀스·dict·클래스·guard) 줄 33%·comp 5종(list·dict·set·gen·nested) + filter vs transform + 성능 비교 + 2중첩 한계·자경단 5명 매일 125 패턴·오해10+FAQ12+추신82)

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: GoGoComputer