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- import segno
- import os
- import tempfile
- qr = segno.make_qr('http:/www.example.org/')
- with tempfile.NamedTemporaryFile('wb', suffix='.png', delete=False) as f:
- fn = f.name
- qr.save(fn)
- expected = b'\211PNG\r\n\032\n' # PNG magic number
- with open(fn, mode='rb') as f:
- val = f.read(len(expected))
- os.unlink(fn)
- assert expected == val
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