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#17: Add support of dict unpacking #20

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nvbn wants to merge 1 commit into from
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#17: Add support of dict unpacking #20

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10 changes: 7 additions & 3 deletions lib/astunparse/unparser.py
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Original file line number Diff line number Diff line change
Expand Up @@ -561,9 +561,13 @@ def _Dict(self, t):
self.write("{")
def write_pair(pair):
(k, v) = pair
self.dispatch(k)
self.write(": ")
self.dispatch(v)
if k is None:
self.write('**')
self.dispatch(v)
else:
self.dispatch(k)
self.write(": ")
self.dispatch(v)
self.write(",")
self._indent +=1
self.fill("")
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5 changes: 5 additions & 0 deletions tests/common.py
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Original file line number Diff line number Diff line change
Expand Up @@ -327,6 +327,11 @@ def test_set_comprehension(self):
def test_dict_comprehension(self):
self.check_roundtrip("{x: x*x for x in range(10)}")

@unittest.skipIf(sys.version_info < (3, 6), "Not supported < 3.6")
def test_dict_with_unpacking(self):
self.check_roundtrip("{**x}")
self.check_roundtrip("{a: b, **x}")

@unittest.skipIf(sys.version_info < (3, 6), "Not supported < 3.6")
def test_async_comp_and_gen_in_async_function(self):
self.check_roundtrip(async_comprehensions_and_generators)
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