# def foo():
# #     print('in the foo')
# #     bar()
# # foo()def bar():print('in the bar')def foo():print('in the foo')bar()foo()

def foo():print('in the foo')def bar():print('in the bar')bar()
foo()

import timedef timmer(func):def warpper(*args,**kwargs):start_time = time.time()func()stop_time = time.time()print('the func run time is %s'%(stop_time-start_time))return warpper@timmer
def test1():time.sleep(3)print('in the test1')test1()

import time
def timer(func):def deco(*args,**kwargs):star_time = time.time()func(*args,**kwargs)stop_time = time.time()print("the func run time is %s" %(stop_time-star_time))return deco@timer  #test1 = timer(test1)
def test1():time.sleep(3)print('in the test1')@timer
def test2(name):print("test2 : ",name)test1()
test2("Louis")

a=[0,1,2,3,4,5,6,7,8,9]c = (i*2 for i in range(1000))# for i in c:
#     print(i)print(c)
c.__next__()

a = [1,2,3]
b = iter(a)
b.__next__()

def fib(max):n,a,b=0,0,1while n<max:#print(b)yield ba,b =b,a+b  # t = (b,a+b)n=n+1return '-----done-----'#f = fib(10)
g = fib(10)
while True:try:x = next(g)print('g:',x)except StopIteration as e:print('Generator return value:',e.value)break
# print(f.__next__())
# print("------")
# print(f.__next__())
# print(f.__next__())
# print(f.__next__())
#
# print("=====start loop=====")
# for i in f:
#     print(i)

import time
def consumer(name):print("%s 准备吃包子"%name)while True:baozi = yieldprint("包子[%s]来了，被[%s]吃了" %(baozi,name))c = consumer("xiaoming")
c.__next__()
# b1="韭菜馅"
# c.send(b1)
#c.__next__()def producer(name):c = consumer('A')c2 = consumer('B')c.__next__()c2.__next__()print("老子开始准备做包子了！")for i in range(10):time.sleep(1)print("做了2个包子！")c.send(i)c2.send(i)producer("louis")

#import json#不同语言的程序进行交互
import pickle
def sayhi(name):print("hello",name)info ={'name':'louis','age':18'func':sayhi
}
f = open("test.txt","wb")
#f.write(str(info))#f.write(json.dumps(info))

f.write(pickle.dumps(info))
f.close()

#import json
import pickledef sayhi(name):print("hello",name)
f = open("test.txt","rb")# data = eval(f.read())
# f.close()
# print(data['age'])
data = pickle.loads(f.read())
print(data["func"]("louis"))

import pickledef sayhi(name):print("hello2",name)f = open("test.txt","rb")
data = pickle.load(f)
print(data["func"]("louis"))

print(all([1,-5,3]))#全真为真
print(any([1,-5,3]))#有一个真就是真
a = ascii([1,2,"测试"])
print(type(a),[a])
print(bin(255))#转成二进制
print(bool(0))#布尔运算0假1真

b = bytes("abcde",encoding="utf-8")
b1 = bytearray("abcde",encoding="utf-8")#可修改
print(b.capitalize(),b)#字符串不可以修改，字节形式也不行
print(b1[1])#打印ASCII码
b1[1]=50
print(b1)def sayhi():pass
print(callable(sayhi))print(chr(97))#返回ASCII码字符
print(ord('a'))#返回ASCII码值

code = "for i in range(10):print(i)"
c = compile(code,'','exec')
exec(c)# code1 = "1+5+8/2"
# c1 = compile(code,'','eval')
#eval(code)

code1 = '''
def fib(max):n,a,b=0,0,1while n<max:#print(b)yield ba,b =b,a+b  # t = (b,a+b)n=n+1return '-----done-----'#f = fib(10)
g = fib(10)
while True:try:x = next(g)print('g:',x)except StopIteration as e:print('Generator return value:',e.value)break
'''# py_obj = compile(code1,"err.log","exec")
# exec(py_obj)
exec(code1)a={}#dict{}
print(dir(a))#查看字典的操作print(divmod(5,2))#取模

x =1
print(eval('x+1'))def sayhi1(n):print(n)for i in range(n):print(i)
sayhi1(3)
#(lambda n:print(n))(5)
calc = lambda n:3 if n<4 else n
print(calc(2))#res = filter(lambda n:n>5,range(10))#过滤器
#res = map(lambda n:n*n,range(10))
#res = [ lambda i: i*2 for i in range(10)]
import functools
res = functools.reduce(lambda x,y:x*y,range(1,10))#阶乘
# for i in res:
#     print(i)
print(res)a = frozenset([1,4,333,123,33,33,12,4])#不可变集合print(globals())#返回整个文件的keyvalueprint(hash('louis'))print(hex(255))def test():local_var = 333print(locals())
test()
print(globals().get('local_var'))print(oct(10))#八进制
print(pow(2,8))
print(repr(c))#转换成字符串对象print(round(1.33345,2))#保留x位小数位

d = range(20)
print(d[slice(2,5)])k = {6:2,8:0,1:4,77:25,-5:6,99:11,4:22}#字典无序
print(sorted(k.items(),key = lambda x:x[1]))#之前按k排序，按value排序
print(k)a = [1,2,3,4,5,6]
b = ['a','b','c','d']
for i in zip(a,b):print(i)#import decorator1
__import__('decorator1')