Get color of a pixel on screen Class

class Pixel:

    def asHex(color_tuple):
        return "#"+''.join([str(hex(i)).lstrip("0x") for i in color_tuple]).upper()

    modal = {
        0: win32gui_PC,
        1: PIL_PC,
        2: xlib_PC,
        3: PyGTK_PC,
        4: PyQt_PC
    }

    def win32gui_PC(i_x, i_y):
        import win32gui
        i_desktop_window_id = win32gui.GetDesktopWindow()
        i_desktop_window_dc = win32gui.GetWindowDC(i_desktop_window_id)
        long_colour = win32gui.GetPixel(i_desktop_window_dc, i_x, i_y)
        i_colour = int(long_colour)
        return (i_colour & 0xff), ((i_colour >> 8) & 0xff), ((i_colour >> 16) & 0xff)

    def PIL_PC(i_x, i_y):
        import PIL.ImageGrab
        return PIL.ImageGrab.grab().load()[i_x, i_y]

    def xlib_PC(i_x, i_y):
        import PIL.Image # python-imaging
        import PIL.ImageStat # python-imaging
        import Xlib.display # python-xlib
        o_x_root = Xlib.display.Display().screen().root
        o_x_image = o_x_root.get_image(i_x, i_y, 1, 1, Xlib.X.ZPixmap, 0xffffffff)
        o_pil_image_rgb = PIL.Image.fromstring("RGB", (1, 1), o_x_image.data, "raw", "BGRX")
        lf_colour = PIL.ImageStat.Stat(o_pil_image_rgb).mean
        return tuple(map(int, lf_colour))

    def PyGTK_PC(i_x, i_y):
        import gtk # python-gtk2
        o_gdk_pixbuf = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, False, 8, 1, 1)
        o_gdk_pixbuf.get_from_drawable(gtk.gdk.get_default_root_window(), gtk.gdk.colormap_get_system(), i_x, i_y, 0, 0, 1, 1)
        return tuple(o_gdk_pixbuf.get_pixels_array().tolist()[0][0])

    def PyQt_PC(i_x, i_y):
        import PyQt4.QtGui # python-qt4
        app = PyQt4.QtGui.QApplication([])
        long_qdesktop_id = PyQt4.QtGui.QApplication.desktop().winId()
        long_colour = PyQt4.QtGui.QPixmap.grabWindow(long_qdesktop_id, i_x, i_y, 1, 1).toImage().pixel(0, 0)
        i_colour = int(long_colour)
        return ((i_colour >> 16) & 0xff), ((i_colour >> 8) & 0xff), (i_colour & 0xff)