fbabd8ed88
Drops Py3.7, improves typing and adds a mypy config, improves the docstrings and isorts the imports. * configure isort * sort with isort * add github action * enable flake8-docstrings * fix docstrings * add mypy env * no implicit optional * add type for raw * add some type hints
22 lines
392 B
Python
22 lines
392 B
Python
"""Print example QR codes."""
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import sys
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from escpos.printer import Usb
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def usage():
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"""Print information on usage."""
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print("usage: qr_code.py <content>")
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if __name__ == "__main__":
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if len(sys.argv) != 2:
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usage()
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sys.exit(1)
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content = sys.argv[1]
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# Adapt to your needs
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p = Usb(0x0416, 0x5011, profile="POS-5890")
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p.qr(content, center=True)
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