# from Base.Class.Yaml import *
# print(yaml_decode('sess:\n- json'))
#
# a = {"Host": '127.0.0.1', "User-Agent": 'Chrome'}
# b = {"Host": 'www.baidu.com', "User-Agent": 'curl'}
# c = {}
# c.update(a)
# c.update(b)
# print(c)
#
#
print(locals().setdefault('a', 123))
print(locals().get('a'))
print(globals().get('a'))