cpython/Lib/test/test_unicode_identifiers.py

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import unittest
class PEP3131Test(unittest.TestCase):
def test_valid(self):
class T:
ä = 1
µ = 2 # this is a compatibility character
= 3
x󠄀 = 4
self.assertEqual(getattr(T, "\xe4"), 1)
self.assertEqual(getattr(T, "\u03bc"), 2)
self.assertEqual(getattr(T, '\u87d2'), 3)
self.assertEqual(getattr(T, 'x\U000E0100'), 4)
def test_non_bmp_normalized(self):
𝔘𝔫𝔦𝔠𝔬𝔡𝔢 = 1
self.assertIn("Unicode", dir())
def test_invalid(self):
try:
from test.tokenizedata import badsyntax_3131 # noqa: F401
except SyntaxError as err:
self.assertEqual(str(err),
"invalid character '' (U+20AC) (badsyntax_3131.py, line 2)")
self.assertEqual(err.lineno, 2)
self.assertEqual(err.offset, 1)
else:
self.fail("expected exception didn't occur")
if __name__ == "__main__":
unittest.main()