<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">import __future__
import unittest

class FLUFLTests(unittest.TestCase):

    def test_barry_as_bdfl(self):
        code = "from __future__ import barry_as_FLUFL\n2 {0} 3"
        compile(code.format('&lt;&gt;'), '&lt;BDFL test&gt;', 'exec',
                __future__.CO_FUTURE_BARRY_AS_BDFL)
        with self.assertRaises(SyntaxError) as cm:
            compile(code.format('!='), '&lt;FLUFL test&gt;', 'exec',
                    __future__.CO_FUTURE_BARRY_AS_BDFL)
        self.assertRegex(str(cm.exception),
                         "with Barry as BDFL, use '&lt;&gt;' instead of '!='")
        self.assertEqual(cm.exception.text, '2 != 3\n')
        self.assertEqual(cm.exception.filename, '&lt;FLUFL test&gt;')
        self.assertEqual(cm.exception.lineno, 2)
        self.assertEqual(cm.exception.offset, 4)

    def test_guido_as_bdfl(self):
        code = '2 {0} 3'
        compile(code.format('!='), '&lt;BDFL test&gt;', 'exec')
        with self.assertRaises(SyntaxError) as cm:
            compile(code.format('&lt;&gt;'), '&lt;FLUFL test&gt;', 'exec')
        self.assertRegex(str(cm.exception), "invalid syntax")
        self.assertEqual(cm.exception.text, '2 &lt;&gt; 3\n')
        self.assertEqual(cm.exception.filename, '&lt;FLUFL test&gt;')
        self.assertEqual(cm.exception.lineno, 1)
        self.assertEqual(cm.exception.offset, 4)


if __name__ == '__main__':
    unittest.main()
</pre></body></html>