def chunkize(text, in_tag):
    start = 0
    idx = 0
    chunks = []
    for c in text:
        if c == '<':
            in_tag = True
            if start != idx:
                chunks.append(('text', text[start:idx]))
            start = idx
        elif c == '>':
            in_tag = False
            if start <= idx + 1:
                chunks.append(('tag', text[start:idx + 1]))
            start = idx + 1
        idx += 1

    if start != idx:
        chunks.append(('tag' if in_tag else 'text', text[start:idx]))
    return chunks, in_tag
dataset/ETHPy150Open zulip/zulip/zerver/lib/html_diff.py/chunkize/operator `!=` -> `<=`