realtime_pdf_translate.py

import win32clipboard as wc
import win32con
import pywintypes 
from selenium import webdriver
from pynput.keyboard import Key, Listener
import threading

print('You can press ESC to quit the process')

clipboard_lock = threading.Lock() 
driver = webdriver.Edge()
driver.get("https://translate.google.com/")

try:
    driver.find_element_by_xpath('/html/body/div[2]/div[1]/div/div[3]/div/div').click()
    driver.find_element_by_xpath('//*[@id="gb"]/div[2]/div[4]/div/div/div/div[2]/div/a[1]').click()
except:
    pass

def stripClipboard():
    # lock 住 Critical Sections 減少 OpenClipboard access deny 的情況
    with clipboard_lock:

        # 開剪貼簿 可能會有 access deny exception
        try:
            wc.OpenClipboard()
        except pywintypes.error as we:
            print("pywintypes.error")
            print(we)
            return

        try:
            global driver
            # 拿複製內容
            txt = wc.GetClipboardData(win32con.CF_UNICODETEXT)
            txt = str(txt).strip()
            # 按行分割
            txt = txt.splitlines()
            # 換成空格
            txt = ' '.join(txt)
            # 把空格都變一個
            txt = ' '.join(txt.split())
            # 清空剪貼簿
            wc.EmptyClipboard()
            # 把轉換文的問自丟回剪貼簿
            wc.SetClipboardData(win32con.CF_UNICODETEXT, txt)
            # 餵 google 翻譯
            driver.execute_script("document.getElementById('source').value = String.raw`{}`;".format(txt))
        except TypeError:
            print("Type Error: Maybe your clip is not text")
        finally:
            # 關剪貼簿
            wc.CloseClipboard()

   

def on_press(key):
    # print('{0} pressed'.format(key))
    return

def on_release(key):
    # print('{0} release'.format(key))
    
    # 按 ctrl c
    if str(key) == r"'\x03'":
        print('copy to clipboard')
        stripClipboard()        

    # Stop listener
    if key == Key.esc:
        global driver
        driver.close()
        return False

with Listener(on_press=on_press, on_release=on_release) as listener:
    listener.join()