class Foo():
def __init__(self, key, value):
self.key = key
self.value = value
def main():
foo = [Foo(2, 1), Foo(1, 2), Foo(5, 3)]
range1 = [ x for x in foo if x.key == 1 ]
print("value for key 1 is", range1[0].value)
main()
Y2xhc3MgRm9vKCk6CglkZWYgX19pbml0X18oc2VsZiwga2V5LCB2YWx1ZSk6CgkJc2VsZi5rZXkgPSBrZXkKCQlzZWxmLnZhbHVlID0gdmFsdWUKCmRlZiBtYWluKCk6Cglmb28gPSBbRm9vKDIsIDEpLCBGb28oMSwgMiksIEZvbyg1LCAzKV0KCXJhbmdlMSA9IFsgeCBmb3IgeCBpbiBmb28gaWYgeC5rZXkgPT0gMSBdCglwcmludCgidmFsdWUgZm9yIGtleSAxIGlzIiwgcmFuZ2UxWzBdLnZhbHVlKQoKbWFpbigp