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def print_barcode(printer, barcode_image):
# Get the printer DC
printer_dc = win32ui.CreateDC()
printer_dc.CreatePrinterDC(printer)
# Get the page size and image size in pixels
page_size_mm = (25.4, 54)
dpi = 203 # Set the DPI value according to your printer's specification
page_size_pixels = tuple(int(dpi * page_size_mm[i] / 25.4) for i in (0, 1))
image = Image.open(barcode_image)
image_width, image_height = image.size
# Calculate the position to center the image on the page
x_pos = int((page_size_pixels[0] - image_width) / 2)
y_pos = int((page_size_pixels[1] - image_height) / 2)
# Start the print job
printer_dc.StartDoc("barcode.png")
printer_dc.StartPage()
# Print the image
dib = ImageWin.Dib(image)
dib.draw(printer_dc.GetSafeHdc(), (x_pos, y_pos, image_width, image_height))
# End the print job
printer_dc.EndPage()
printer_dc.EndDoc()
printer_dc.DeleteDC()
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