51 lines
3.3 KiB
Plaintext
51 lines
3.3 KiB
Plaintext
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<00>;<3B>i<EFBFBD> <00> <01>j <00> R t ^ RIHt ^ RIHt ]' d ^ RIHt ! R R]4 t ! R R]4 tR# ) z#
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meta.py
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Some useful metaclasses.
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)<01> annotations)<01>
TYPE_CHECKING)<01>Anyc <01>2 <00> ] tR t^t$ RtR]R& R R ltRtR# )<08>LeafClassesMetaa<61>
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A metaclass for classes that keeps track of all of them that
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aren't base classes.
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>>> Parent = LeafClassesMeta('MyParentClass', (), {})
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>>> Parent in Parent._leaf_classes
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True
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>>> Child = LeafClassesMeta('MyChildClass', (Parent,), {})
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>>> Child in Parent._leaf_classes
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True
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>>> Parent in Parent._leaf_classes
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False
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>>> Other = LeafClassesMeta('OtherClass', (), {})
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>>> Parent in Other._leaf_classes
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False
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>>> len(Other._leaf_classes)
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1
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zset[type[Any]]<5D>
_leaf_classesc <01>( <00> V ^8<> d QhRRRRRRRR/# ) <09> <00>name<6D>str<74>bases<65>tuple[type[object], ...]<5D>attrs<72>dict[str, object]<5D>return<72>None<6E> )<01>formats "<22>:/tmp/pip-target-ugtna5l2/lib/python/jaraco/classes/meta.py<70> __annotate__<5F> LeafClassesMeta.__annotate__& s2 <00> <00> #<23> #<23><11> #<23> (<28> #<23> !<21> #<23>
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<0E> #<23> c <09><> <00> \ V R 4 ' g \ 4 V n \ V R 4 pVP V 4 V\ V4 , pR# )r N)<05>hasattr<74>setr <00>getattr<74>add)<05>clsr
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r r <00> leaf_classess &&&& r <00>__init__<5F>LeafClassesMeta.__init__& sC <00> <00> <17>s<EFBFBD>O<EFBFBD>,<2C>,<2C> #<23><05>C<EFBFBD> <1D> <1E>s<EFBFBD>O<EFBFBD>4<> <0C><14><18><18><13> <1D><14><03>E<EFBFBD>
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<EFBFBD>"<22> r r N)<08>__name__<5F>
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__module__<EFBFBD> __qualname__<5F>__firstlineno__<5F>__doc__<5F>__annotations__r <00>__static_attributes__r r r r r s <00> <00><08>( "<22>!<21> #<23> #r r c <01>6 a <00> ] tR t^4tRtRtR V 3R lltRtV ;t# )<06>
TagRegistereda!
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As classes of this metaclass are created, they keep a registry in the
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base class of all classes by a class attribute, indicated by attr_name.
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>>> FooObject = TagRegistered('FooObject', (), dict(tag='foo'))
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>>> FooObject._registry['foo'] is FooObject
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True
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>>> BarObject = TagRegistered('Barobject', (FooObject,), dict(tag='bar'))
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>>> FooObject._registry is BarObject._registry
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True
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>>> len(FooObject._registry)
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2
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'...' below should be 'jaraco.classes' but for pytest-dev/pytest#3396
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>>> FooObject._registry['bar']
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<class '....meta.Barobject'>
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<EFBFBD>tagc <01>( <00> V ^8<> d QhRRRRRRRR/# ) r r
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r r r
<00> namespacer r r r )r s "r r <00>TagRegistered.__annotate__I s2 <00> <00> &<26> &<26><11> &<26> (<28> &<26> %<25> &<26>
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<0E> &r c <09><> <<01> \ \ V ` WV4 \ V R 4 ' g / V n V P
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p\
WP R4 pV' d W P V& R# R# )<02> _registryN)<08>superr) r r r/ <00> __class__r <00> attr_name)r r
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r r, <00>meta<74>attrr1 s &&&& <20>r r <00>TagRegistered.__init__I sW <00><> <00> <0E>m<EFBFBD>S<EFBFBD>*<2A>4<EFBFBD> <09>B<><16>s<EFBFBD>K<EFBFBD>(<28>(<28> <1E>C<EFBFBD>M<EFBFBD><12>}<7D>}<7D><04><16>s<EFBFBD>N<EFBFBD>N<EFBFBD>D<EFBFBD>1<><04> <0F>"%<25>M<EFBFBD>M<EFBFBD>$<24> <1F> r r ) r! r" r# r$ r% r2 r r' <00>
__classcell__)r1 s @r r) r) 4 s <00><> <00><08>$ <16>I<EFBFBD> &<26> &r r) N) r% <00>
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__future__r <00>typingr r <00>typer r) r r r <00><module>r: s1 <00><01><04> #<23> <20><10><1A>"#<23>d<EFBFBD> "#<23>J!&<26>D<EFBFBD> !&r
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