mirror of
https://github.com/xtekky/gpt4free.git
synced 2024-11-27 13:42:19 +03:00
112 lines
3.7 KiB
Python
112 lines
3.7 KiB
Python
from __future__ import annotations
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import time
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from ..typing import CreateResult, Messages
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from .base_provider import BaseProvider
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from .helper import WebDriver, format_prompt, get_browser
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class PerplexityAi(BaseProvider):
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url = "https://www.perplexity.ai"
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working = True
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supports_gpt_35_turbo = True
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supports_stream = True
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@classmethod
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def create_completion(
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cls,
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model: str,
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messages: Messages,
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stream: bool,
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proxy: str = None,
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timeout: int = 120,
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browser: WebDriver = None,
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copilot: bool = False,
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headless: bool = True,
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**kwargs
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) -> CreateResult:
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driver = browser if browser else get_browser("", headless, proxy)
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from selenium.webdriver.common.by import By
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from selenium.webdriver.support.ui import WebDriverWait
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from selenium.webdriver.support import expected_conditions as EC
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prompt = format_prompt(messages)
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driver.get(f"{cls.url}/")
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wait = WebDriverWait(driver, timeout)
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# Page loaded?
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wait.until(EC.visibility_of_element_located((By.CSS_SELECTOR, "textarea[placeholder='Ask anything...']")))
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# Add WebSocket hook
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script = """
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window._message = window._last_message = "";
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window._message_finished = false;
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const _socket_send = WebSocket.prototype.send;
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WebSocket.prototype.send = function(...args) {
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if (!window.socket_onmessage) {
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window._socket_onmessage = this;
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this.addEventListener("message", (event) => {
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if (event.data.startsWith("42")) {
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let data = JSON.parse(event.data.substring(2));
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if (data[0] =="query_progress" || data[0] == "query_answered") {
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let content = JSON.parse(data[1]["text"]);
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if (data[1]["mode"] == "copilot") {
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content = content[content.length-1]["content"]["answer"];
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content = JSON.parse(content);
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}
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window._message = content["answer"];
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window._message_finished = data[0] == "query_answered";
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window._web_results = content["web_results"];
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}
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}
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});
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}
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return _socket_send.call(this, ...args);
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};
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"""
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driver.execute_script(script)
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if copilot:
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try:
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# Check account
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driver.find_element(By.CSS_SELECTOR, "img[alt='User avatar']")
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# Enable copilot
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driver.find_element(By.CSS_SELECTOR, "button[data-testid='copilot-toggle']").click()
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except:
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raise RuntimeError("For copilot you needs a account")
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# Enter question
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driver.find_element(By.CSS_SELECTOR, "textarea[placeholder='Ask anything...']").send_keys(prompt)
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# Submit question
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driver.find_element(By.CSS_SELECTOR, "button.bg-super svg[data-icon='arrow-right']").click()
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try:
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# Yield response
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script = """
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if(window._message && window._message != window._last_message) {
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try {
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return window._message.substring(window._last_message.length);
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} finally {
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window._last_message = window._message;
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}
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} else if(window._message_finished) {
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return null;
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} else {
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return '';
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}
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"""
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while True:
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chunk = driver.execute_script(script)
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if chunk:
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yield chunk
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elif chunk != "":
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break
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else:
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time.sleep(0.1)
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finally:
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if not browser:
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driver.close()
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time.sleep(0.1)
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driver.quit() |