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