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62 lines
1.9 KiB
62 lines
1.9 KiB
3 years ago
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#!/usr/bin/env python3
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# MIT License
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#
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# Copyright (c) 2021 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com>
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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import sys
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class A():
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def a(self): print(f"{self=}")
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class B(A): pass
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class C(B): pass
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class Aa():
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_euVars = {'aa':1, 'ab':2}
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class Bb(Aa):
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_euVars = {'ba':1, 'bb':2}
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class Cc(Bb):
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_euVars = {'ca':1, 'cb':2}
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c = C()
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cc = Cc()
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print(cc)
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print(cc.__class__.__name__)
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print(Cc.__mro__)
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print(f"{sys.getsizeof(c)=}")
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print(f"{sys.getsizeof(cc)=}")
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print(f"{sys.getsizeof(A)=}")
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print(f"{sys.getsizeof(B)=}")
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print(f"{sys.getsizeof(C)=}")
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print(f"{sys.getsizeof(Aa)=}")
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print(f"{sys.getsizeof(Bb)=}")
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print(f"{sys.getsizeof(Cc)=}")
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for co in reversed(type(cc).__mro__):
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if hasattr(co,'_euVars'):
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print(f"{co} -> {co.__name__} -> {co.__class__} -> {co.__class__.__name__} -> {co._euVars}")
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