def program(self):
def double(x):
return x * 2
def quadruple(x):
return double(double(x))
assert_equal(quadruple(2), 8)
assert_equal(quadruple(5), 20)
def program(self):
def is_friend(name):
return name == "Alice" or "Bob"
assert_equal(is_friend("Alice"), True)
assert_equal(is_friend("Bob"), True)
assert_equal(is_friend("Charlie"), False)
def program(self):
def is_friend(name):
if name == "Alice" or name == "Bob":
return True
else:
return False
assert_equal(is_friend("Alice"), True)
assert_equal(is_friend("Bob"), True)
assert_equal(is_friend("Charlie"), False)
def program(self):
def double(x):
return x * 3
assert_equal(double(2), 4)
assert_equal(double(5), 10)
def program(self):
def double_numbers(numbers):
for x in numbers:
return x * 2
assert_equal(double_numbers([1, 2, 3]), [2, 4, 6])