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111 lines
3.2 KiB
Python
111 lines
3.2 KiB
Python
1 year ago
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import json
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import random
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import re
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import browser_cookie3
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import requests
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from ..typing import Any, CreateResult
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from .base_provider import BaseProvider
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class Bard(BaseProvider):
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url = "https://bard.google.com"
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needs_auth = True
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working = True
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@staticmethod
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def create_completion(
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model: str,
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messages: list[dict[str, str]],
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stream: bool,
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**kwargs: Any,
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) -> CreateResult:
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psid = {
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cookie.name: cookie.value
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for cookie in browser_cookie3.chrome(domain_name=".google.com")
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}["__Secure-1PSID"]
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formatted = "\n".join(
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["%s: %s" % (message["role"], message["content"]) for message in messages]
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)
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prompt = f"{formatted}\nAssistant:"
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proxy = kwargs.get("proxy", False)
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if proxy == False:
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print(
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"warning!, you did not give a proxy, a lot of countries are banned from Google Bard, so it may not work"
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)
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snlm0e = None
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conversation_id = None
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response_id = None
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choice_id = None
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client = requests.Session()
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client.proxies = (
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{"http": f"http://{proxy}", "https": f"http://{proxy}"} if proxy else {}
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)
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client.headers = {
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"authority": "bard.google.com",
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"content-type": "application/x-www-form-urlencoded;charset=UTF-8",
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"origin": "https://bard.google.com",
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"referer": "https://bard.google.com/",
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"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.0.0 Safari/537.36",
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"x-same-domain": "1",
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"cookie": f"__Secure-1PSID={psid}",
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}
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if snlm0e is not None:
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result = re.search(
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r"SNlM0e\":\"(.*?)\"", client.get("https://bard.google.com/").text
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)
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if result is not None:
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snlm0e = result.group(1)
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params = {
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"bl": "boq_assistant-bard-web-server_20230326.21_p0",
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"_reqid": random.randint(1111, 9999),
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"rt": "c",
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}
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data = {
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"at": snlm0e,
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"f.req": json.dumps(
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[
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None,
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json.dumps(
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[[prompt], None, [conversation_id, response_id, choice_id]]
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),
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]
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),
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}
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intents = ".".join(["assistant", "lamda", "BardFrontendService"])
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response = client.post(
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f"https://bard.google.com/_/BardChatUi/data/{intents}/StreamGenerate",
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data=data,
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params=params,
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)
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response.raise_for_status()
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chat_data = json.loads(response.content.splitlines()[3])[0][2]
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if chat_data:
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json_chat_data = json.loads(chat_data)
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yield json_chat_data[0][0]
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@classmethod
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@property
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def params(cls):
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params = [
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("model", "str"),
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("messages", "list[dict[str, str]]"),
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("stream", "bool"),
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("proxy", "str"),
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]
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param = ", ".join([": ".join(p) for p in params])
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return f"g4f.provider.{cls.__name__} supports: ({param})"
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