import re
from typing import List, Tuple
HOOK_PATTERNS = [r"\bhere's the\b", r"\bthe mistake\b", r"\bdo this\b", r"\bin 30 seconds\b",
]
def score_line(line: str) -> int:
s = 0
if len(line) < 140: s += 10
if re.search(r"\b\d+%|\d+x|\b\d+ (seconds|minutes|steps)\b", line): s += 20
if any(re.search(p, line.lower) for p in HOOK_PATTERNS): s += 20
if line.endswith: s += 10
return min(s, 100)
def propose_clips(transcript: List[Tuple[float, float, str]], max_len=35):
clips = []
cur = []
cur_len = 0
for start, end, text in transcript:
cur.append((start, end, text))
cur_len += (end - start)
if cur_len >= max_len or score_line(text) > 40:
clips.append((cur[0][0], end))
cur, cur_len = [], 0
if cur:
clips.append((cur[0][0], cur[-1][1]))
return clips