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62 lines
1.9 KiB
62 lines
1.9 KiB
#!/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}") |