micropython/examples/basic/ucollections_example.py

# 
# Copyright (c) 2006-2019, RT-Thread Development Team
# 
# SPDX-License-Identifier: MIT License
# 
# Change Logs:
# Date           Author       Notes
# 2019-06-13     SummerGift   first version
#

from ucollections import OrderedDict
from ucollections import namedtuple

print("namedtuple example:")
MyTuple = namedtuple("MyTuple", ("id", "name"))
t1 = MyTuple(1, "foo")
t2 = MyTuple(2, "bar")
print(t1.name)
print(t2.name)
assert t2.name == t2[1]

print("\nOrderedDict example:")
# To make benefit of ordered keys, OrderedDict should be initialized
# from sequence of (key, value) pairs.
d = OrderedDict([("z", 1), ("a", 2)])
# More items can be added as usual
d["w"] = 5
d["b"] = 3
for k, v in d.items():
    print("%s %s"%(k, v))