pip install pyBarcode
python
from barcode import Code128
from barcode.writer import ImageWriter
barcode = Code128('123456789', writer=ImageWriter())
filename = 'barcode'
barcode.save(filename)
python
from barcode import qr
from barcode.writer import ImageWriter
barcode = qr.QRCode('123456789', writer=ImageWriter())
filename = 'qr_code'
barcode.save(filename)
[1] pyBarcode Documentation. URL: https://pythonhosted.org/pyBarcode/