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soft_barcode to render directly (#469) 

Rendering to /dev/null by a call to .write causes an error. Calling .render directly is simpler and fixes the error.

Co-authored-by: Patrick Kanzler <4189642+patkan@users.noreply.github.com>
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B. Howell 2023-05-09 01:07:56 +02:00 committed by GitHub
parent 5b72985b0a
commit 8bbbf7ceac
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1 changed files with 8 additions and 11 deletions
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19
src/escpos/escpos.py
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@ -602,19 +602,16 @@ class Escpos(object):
) )
) )
# Render the barcode to a fake file # Render the barcode
barcode_class = barcode.get_barcode_class(barcode_type) barcode_class = barcode.get_barcode_class(barcode_type)
my_code = barcode_class(data, writer=image_writer) my_code = barcode_class(data, writer=image_writer)
my_code.render(
with open(os.devnull, "wb") as nullfile: writer_options={
my_code.write( "module_height": module_height,
nullfile, "module_width": module_width,
{ "text_distance": text_distance,
"module_height": module_height, }
"module_width": module_width, )
"text_distance": text_distance,
},
)
# Retrieve the Pillow image and print it # Retrieve the Pillow image and print it
image = my_code.writer._image image = my_code.writer._image