39 lines
728 B
Python
39 lines
728 B
Python
class mylist(list):
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pass
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a = mylist([1, 2, 5])
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# Test setting instance attr
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a.attr = "something"
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# Test base type __str__
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print(a)
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# Test getting instance attr
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print(a.attr)
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# Test base type ->subscr
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print(a[-1])
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a[0] = -1
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print(a)
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# Test another base type unary op
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print(len(a))
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# Test binary op of base type, with 2nd arg being raw base type
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print(a + [20, 30, 40])
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# Test binary op of base type, with 2nd arg being same class as 1st arg
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# TODO: Faults
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#print(a + a)
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def foo():
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print("hello from foo")
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try:
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class myfunc(type(foo)):
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pass
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except TypeError:
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print("TypeError")
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# multiple bases with layout conflict
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try:
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class A(type, tuple):
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None
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except TypeError:
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print('TypeError')
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