from PIL import Image
import time 
import os, win32gui, win32ui, win32con, win32api 

def window_capture(dpath): 
    hwnd = 0 
    hwndDC = win32gui.GetWindowDC(hwnd)  
    mfcDC=win32ui.CreateDCFromHandle(hwndDC)  
    saveDC=mfcDC.CreateCompatibleDC()  
    saveBitMap = win32ui.CreateBitmap()  
    MoniterDev=win32api.EnumDisplayMonitors(None,None) 
    w = MoniterDev[0][2][2] 
    h = MoniterDev[0][2][3] 
    print(w,h)   #图片大小
    saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)  
    saveDC.SelectObject(saveBitMap)  
    saveDC.BitBlt((0,0),(w, h) , mfcDC, (0,0), win32con.SRCCOPY) 
    cc=time.gmtime() 
    bmpname=str(cc[0])+str(cc[1])+str(cc[2])+str(cc[3]+8)+str(cc[4])+str(cc[5])+'.bmp' 
    saveBitMap.SaveBitmapFile(saveDC, bmpname) 
    Image.open(bmpname).save(bmpname[:-4]+".jpg") #截图的保存名字
    os.remove(bmpname) 
    jpgname=bmpname[:-4]+'.jpg' 
    djpgname=dpath+jpgname 
    copy_command = "move %s %s" % (jpgname, djpgname) 
    os.popen(copy_command) 
    return bmpname[:-4]+'.jpg' 

#调用截屏函数     
window_capture('')