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# test calling a function with *tuple and **dict
def f(a, b, c, d):
print(a, b, c, d)
f(*(1, 2), **{'c':3, 'd':4})
f(*(1, 2), **{['c', 'd'][i]:(3 + i) for i in range(2)})
try:
eval("f(**{'a': 1}, *(2, 3, 4))")
except SyntaxError:
print("SyntaxError")
# test calling a method with *tuple and **dict
class A:
def f(self, a, b, c, d):
print(a, b, c, d)
a = A()
a.f(*(1, 2), **{'c':3, 'd':4})
a.f(*(1, 2), **{['c', 'd'][i]:(3 + i) for i in range(2)})
try:
eval("a.f(**{'a': 1}, *(2, 3, 4))")
except SyntaxError:
print("SyntaxError")
# coverage test for arg allocation corner case
def f2(*args, **kwargs):
print(len(args), len(kwargs))
f2(*iter(range(4)), **{'a': 1})
# case where *args is not a tuple/list and takes up most of the memory allocated for **kwargs
f2(*iter(range(100)), **{str(i): i for i in range(100)})
# regression test - iterable with unknown len() was exactly using preallocated
# memory causing args 4 and 5 to overflow the allocated arg array
print(1, *iter((1, 2, 3)), *iter((1, 2, 3)), 4, 5, sep=",")
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