circuitpython/tests/basics/subclass_classmethod.py

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# Calling an inherited classmethod
class Base:
@classmethod
def foo(cls):
print(cls.__name__)
try:
Base.__name__
except AttributeError:
import sys
print("SKIP")
sys.exit()
class Sub(Base):
pass
Sub.foo()
# overriding a member and accessing it via a classmethod
class A(object):
foo = 0
@classmethod
def bar(cls):
print(cls.foo)
def baz(self):
print(self.foo)
class B(A):
foo = 1
B.bar() # class calling classmethod
B().bar() # instance calling classmethod
B().baz() # instance calling normal method