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# Test that calling clazz.__call__() with up to at least 3 arguments
# doesn't require heap allocation.
import micropython
class Foo0:
def __call__(self):
print("__call__")
class Foo1:
def __call__(self, a):
print("__call__", a)
class Foo2:
def __call__(self, a, b):
print("__call__", a, b)
class Foo3:
def __call__(self, a, b, c):
print("__call__", a, b, c)
f0 = Foo0()
f1 = Foo1()
f2 = Foo2()
f3 = Foo3()
micropython.heap_lock()
f0()
f1(1)
f2(1, 2)
f3(1, 2, 3)
micropython.heap_unlock()
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