Function extract_response_text

gemini_web2api.py:320–350

Parse StreamGenerate response to extract final text.

(raw: str)

def extract_response_text(raw: str) -> str:
    """Parse StreamGenerate response to extract final text."""
    import re as _re
    bard_err = _re.search(r'BardErrorInfo\s*\[(\d+)\]', raw)
    if bard_err:
        raise RuntimeError(f"Gemini upstream rejected request: BardErrorInfo [{bard_err.group(1)}]")
    texts = []
    for line in raw.split("\n"):
        if '"wrb.fr"' not in line or len(line) < 200:
            continue
        try:
            arr = json.loads(line)
            inner_str = arr[0][2]
            if not inner_str or len(inner_str) < 50:
                continue
            inner = json.loads(inner_str)
            if isinstance(inner, list) and len(inner) > 4 and inner[4]:
                for part in inner[4]:
                    if isinstance(part, list) and len(part) > 1 and part[1]:
                        if isinstance(part[1], list):
                            for t in part[1]:
                                if isinstance(t, str) and len(t) > 0:
                                    texts.append(t)
        except (json.JSONDecodeError, IndexError, TypeError):
            pass
    text = ""
    for t in reversed(texts):
        if t.strip():
            text = t
            break
    return clean_gemini_text(text)


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