Commit3819cbc

Guido van Rossum

committed

Issue #25665: Make NamedTuple picklable.

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Lines changed: 8 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -1163,6 +1163,14 @@ def test_basics(self):`
`1163`	`1163`	`assertEmp._fields== ('name','id')`
`1164`	`1164`	`assertEmp._field_types==dict(name=str,id=int)`
`1165`	`1165`
	`1166`	`+deftest_pickle(self):`
	`1167`	`+globalEmp# pickle wants to reference the class by name`
	`1168`	`+Emp=NamedTuple('Emp', [('name',str), ('id',int)])`
	`1169`	`+jane=Emp('jane',37)`
	`1170`	`+z=pickle.dumps(jane)`
	`1171`	`+jane2=pickle.loads(z)`
	`1172`	`+assertjane==jane2`
	`1173`	`+`
`1166`	`1174`
`1167`	`1175`	`classIOTests(TestCase):`
`1168`	`1176`

Lines changed: 5 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -1479,6 +1479,11 @@ def NamedTuple(typename, fields):`
`1479`	`1479`	`fields= [(n,t)forn,tinfields]`
`1480`	`1480`	`cls=collections.namedtuple(typename, [nforn,tinfields])`
`1481`	`1481`	`cls._field_types=dict(fields)`
	`1482`	`+# Set the module to the caller's module (otherwise it'd be 'typing').`
	`1483`	`+try:`
	`1484`	`+cls.__module__=sys._getframe(1).f_globals.get('__name__','__main__')`
	`1485`	`+except (AttributeError,ValueError):`
	`1486`	`+pass`
`1482`	`1487`	`returncls`
`1483`	`1488`
`1484`	`1489`

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