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Code Issues Projects Releases Packages Wiki Activity Actions 8

PEP 448: additional unpacking generalizations (closes #2292)

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Patch by Neil Girdhar.
This commit is contained in:
Benjamin Peterson 2015-05-05 20:16:41 -04:00
parent 4ccc1514d0
commit 025e9ebd0a
26 changed files with 2664 additions and 2118 deletions
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12
Lib/test/test_parser.py
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@ -313,7 +313,12 @@ class RoundtripLegalSyntaxTestCase(unittest.TestCase):
"except Exception as e:\n"
" raise ValueError from e\n")
def test_list_displays(self):
self.check_expr('[]')
self.check_expr('[*{2}, 3, *[4]]')
def test_set_displays(self):
self.check_expr('{*{2}, 3, *[4]}')
self.check_expr('{2}')
self.check_expr('{2,}')
self.check_expr('{2, 3}')
@ -325,6 +330,13 @@ class RoundtripLegalSyntaxTestCase(unittest.TestCase):
self.check_expr('{a:b,}')
self.check_expr('{a:b, c:d}')
self.check_expr('{a:b, c:d,}')
self.check_expr('{**{}}')
self.check_expr('{**{}, 3:4, **{5:6, 7:8}}')
def test_argument_unpacking(self):
self.check_expr('f(a, *b, *c, *d)')
self.check_expr('f(**a, **b)')
self.check_expr('f(2, *a, *b, **b, **c, **d)')
def test_set_comprehensions(self):
self.check_expr('{x for x in seq}')