27 lines
435 B
Python
27 lines
435 B
Python
# test class with __getitem__, __setitem__, __delitem__ methods
|
|
|
|
class C:
|
|
def __getitem__(self, item):
|
|
print('get', item)
|
|
return 'item'
|
|
|
|
def __setitem__(self, item, value):
|
|
print('set', item, value)
|
|
|
|
def __delitem__(self, item):
|
|
print('del', item)
|
|
|
|
c = C()
|
|
print(c[1])
|
|
c[1] = 2
|
|
del c[3]
|
|
|
|
# index not supported
|
|
class A:
|
|
pass
|
|
a = A()
|
|
try:
|
|
a[1]
|
|
except TypeError:
|
|
print('TypeError')
|