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Code Issues 32 Releases Wiki Activity

Fixed #26287 -- Added support for addition operations to SimpleLazyObject.

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Theo Alexiou 2022-02-05 20:28:09 +01:00 committed by Mariusz Felisiak
parent 4c76ffc2d6
commit f9ec777a82
3 changed files with 18 additions and 1 deletions
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6
django/utils/functional.py
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@ -432,6 +432,12 @@ class SimpleLazyObject(LazyObject):
return result return result
return copy.deepcopy(self._wrapped, memo) return copy.deepcopy(self._wrapped, memo)
__add__ = new_method_proxy(operator.add)
@new_method_proxy
def __radd__(self, other):
return other + self
def partition(predicate, values): def partition(predicate, values):
""" """

2
docs/releases/4.1.txt
View File

@ -294,7 +294,7 @@ URLs
Utilities Utilities
~~~~~~~~~ ~~~~~~~~~
* ... * ``SimpleLazyObject`` now supports addition operations.
Validators Validators
~~~~~~~~~~ ~~~~~~~~~~

11
tests/utils_tests/test_lazyobject.py
View File

@ -317,6 +317,17 @@ class SimpleLazyObjectTestCase(LazyObjectTestCase):
self.assertIsInstance(obj._wrapped, int) self.assertIsInstance(obj._wrapped, int)
self.assertEqual(repr(obj), "<SimpleLazyObject: 42>") self.assertEqual(repr(obj), "<SimpleLazyObject: 42>")
def test_add(self):
obj1 = self.lazy_wrap(1)
self.assertEqual(obj1 + 1, 2)
obj2 = self.lazy_wrap(2)
self.assertEqual(obj2 + obj1, 3)
self.assertEqual(obj1 + obj2, 3)
def test_radd(self):
obj1 = self.lazy_wrap(1)
self.assertEqual(1 + obj1, 2)
def test_trace(self): def test_trace(self):
# See ticket #19456 # See ticket #19456
old_trace_func = sys.gettrace() old_trace_func = sys.gettrace()