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Diffstat (limited to '')
| -rw-r--r-- | g4f/Provider/PerplexityAi.py | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/g4f/Provider/PerplexityAi.py b/g4f/Provider/PerplexityAi.py new file mode 100644 index 00000000..8bf83b6a --- /dev/null +++ b/g4f/Provider/PerplexityAi.py @@ -0,0 +1,121 @@ +from __future__ import annotations + +import time +try: + from selenium.webdriver.remote.webdriver import WebDriver +except ImportError: + class WebDriver(): + pass + +from ..typing import CreateResult, Messages +from .base_provider import BaseProvider +from .helper import format_prompt, get_browser + +class PerplexityAi(BaseProvider): + url = "https://www.perplexity.ai" + working = True + supports_gpt_4 = 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, + display: bool = True, + **kwargs + ) -> CreateResult: + from selenium.webdriver.common.by import By + from selenium.webdriver.support.ui import WebDriverWait + from selenium.webdriver.support import expected_conditions as EC + + if browser: + driver = browser + else: + if display: + driver, display = get_browser("", True, proxy) + else: + driver = get_browser("", False, proxy) + + prompt = format_prompt(messages) + + driver.get(f"{cls.url}/") + wait = WebDriverWait(driver, timeout) + + 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) + + # Page loaded? + wait.until(EC.visibility_of_element_located((By.CSS_SELECTOR, "textarea[placeholder='Ask anything...']"))) + + if copilot: + try: + driver.find_element(By.CSS_SELECTOR, "img[alt='User avatar']") + driver.find_element(By.CSS_SELECTOR, "button[data-testid='copilot-toggle']").click() + except: + pass + + # 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: + 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 display: + display.stop()
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