2\u3001\u751f\u6210\u5668\u51fd\u6570\u7684\u5199\u6cd5
def func():
a =10
yield 20
gen = func() #\u6ca1\u6709\u6267\u884c\uff0c\u800c\u662f\u751f\u6210\u4e00\u4e2a\u751f\u6210\u5668
\u666e\u901a\u51fd\u6570\u548c\u751f\u6210\u5668\u51fd\u6570\u7684\u4e0d\u540c
1\u3001\u666e\u901a\u51fd\u6570\u540d()\u8868\u793a\u51fd\u6570\u7684\u7684\u6267\u884c
2\u3001\u751f\u6210\u5668\u51fd\u6570\u540d()\u4e0d\u662f\u51fd\u6570\u7684\u6267\u884c\uff0c\u800c\u662f\u751f\u6210\u4e00\u4e2a\u751f\u6210\u5668<\/p>
yield\u548creturn\u7684\u4e0d\u540c
1\u3001retun\u8868\u793a\u8fd4\u56de\uff0c\u540c\u65f6\u51fd\u6570\u6267\u884c\u7ec8\u6b62\uff0creturn\u4e4b\u540e\u7684\u4ee3\u7801\u4e0d\u4f1a\u6267\u884c
2\u3001yield\u4e5f\u8868\u793a\u8fd4\u56de\uff0c\u51fd\u6570\u6682\u505c\uff0c\u51fd\u6570\u5206\u6bb5\u6267\u884c<\/p>
def func():
a =10
yield 20
b = 30
yield 40
gen = func() #\u751f\u6210\u4e00\u4e2a\u751f\u6210\u5668
gen.__next__() #\u8fd4\u56de20 \u6267\u884c\u5230\u7b2c\u4e00\u4e2ayield
gen.__next__() #\u8fd4\u56de40 \u4ece\u7b2c\u4e00\u4e2ayeild\u5f00\u59cb\u6267\u884c\u5230\u7b2c\u4e8c\u4e2ayield<\/p>
3\u3001\u5982\u4f55\u5f97\u5230\u751f\u6210\u5668
1\u3001\u751f\u6210\u5668\u51fd\u6570
\u751f\u6210\u5668\u51fd\u6570\u540d()
2\u3001\u751f\u6210\u5668\u8868\u8fbe\u5f0f
3\u3001\u7c7b\u578b\u8f6c\u6362<\/p>
4\u3001\u751f\u6210\u5668\u7684\u7279\u70b9
1\u3001\u8282\u7701\u5185\u5b58
2\u3001\u60f0\u6027\u673a\u5236\uff08\u6bcf\u6267\u884c\u4e00\u6b21__next__\uff08\uff09\u65b9\u6cd5\uff0c\u53d6\u503c\u4e00\u6b21\uff09
3\u3001\u53ea\u80fd\u5411\u524d\u53d6\u503c\uff0c\u4e0d\u80fd\u9000\u540e<\/p>
5\u3001\u751f\u6210\u5668\u7684\u53d6\u503c
__next__()\u65b9\u6cd5\u548csend()\u65b9\u6cd5\u7684\u533a\u522b
\u524d\u8005\u8868\u793a\u5411\u4e0b\u53d6\u503c
\u540e\u8005\u9664\u4e86\u8868\u793a\u5411\u4e0b\u53d6\u503c\uff0c\u8fd8\u53ef\u4ee5\u7ed9\u4e0a\u4e00\u4e2ayield\u4f20\u9012\u503c
\u6ce8\u610f\uff1asend()\u65b9\u6cd5\u4e0d\u80fd\u7528\u5728\u7b2c\u4e00\u4e2a\u53d6\u503c\uff0c\u7b2c\u4e00\u4e2a\u53d6\u503c\u53ea\u80fd\u7528__next__()
\u6700\u540e\u4e00\u4e2ayield\u4e5f\u4e0d\u80fd\u7528send()<\/p>
6\u3001\u751f\u6210\u5668\u7684\u597d\u5904
\u8282\u7ea6\u5185\u5b58
'''<\/p>
#\u5173\u4e8e__next__()\u65b9\u6cd5\u548csend()\u65b9\u6cd5\u7684\u4f8b\u5b50
def func():
a = 1
a2 = yield 2
print(a2)
c = 3
c2 = yield 4
print(c2)
yield 5
gen = func() #\u751f\u6210\u4e00\u4e2a\u751f\u6210\u5668
gen.__next__() #\u6267\u884c\u5230\u4e86\u7b2c\u4e00\u4e2ayield
gen.send('test') #\u628a\u53c2\u6570\u4f20\u9012\u5230\u7b2c\u4e00\u4e2ayield
gen.send('\u5a03\u54c8\u54c8') #\u628a\u53c2\u6570\u4f20\u9012\u5230\u7b2c2\u4e2ayield<\/p>
#\u751f\u6210\u5668\u7684\u597d\u5904-\u8282\u7ea6\u5185\u5b58\u7684\u4f8b\u5b50
#\u4e00\u6b21\u6027\u4e70100\u4ef6\u8863\u670d\uff0c\u9700\u8981\u5730\u65b9\u4fdd\u5b58\uff0c\u6bd4\u8f83\u6d6a\u8d39\u5185\u5b58
li1 = []
def func2():
for i in range(1,11):
li1.append('\u8863\u670d %s' % i)
return li1
ret = func2()
print(ret) #100\u4ef6\u8863\u670d\u4e00\u6b21\u6027\u751f\u6210\u51fa\u6765\uff0c\u653e\u5230\u5217\u8868\u5230\u4e86
print('----------1')<\/p>
#\u6700\u597d\u7684\u65b9\u5f0f\u662f\u4e0b\u4e00\u4e2a100\u4ef6\u8863\u670d\u7684\u8ba2\u5355\uff0c\u4f46\u662f\u5462\uff0c\u9700\u8981\u4e00\u4ef6\uff0c\u9001\u4e00\u4ef6\uff0c\u5c31\u4e0d\u9700\u8981\u4e13\u95e8\u7684\u5730\u65b9\u4fdd\u5b58\u4e86\uff0c\u8282\u7ea6\u5185\u5b58
#\u65b9\u6cd51 \u751f\u6210\u5668\u51fd\u6570
def func3():
for i in range(1,11):
yield ('\u8863\u670d %s' %i)
gen = func3() #\u751f\u6210\u4e00\u4e2a\u751f\u6210\u5668
print(gen.__next__()) #\u7b2c\u4e00\u4ef6
print(gen.__next__()) #\u7b2c\u4e8c\u4ef6
for i in gen: #\u751f\u6210\u5668\u672c\u8d28\u662f\u8fed\u4ee3\u5668\uff0c\u652f\u6301for\u5faa\u73af
print(i)<\/p>
#\u65b9\u6cd52 \u751f\u6210\u5668\u8868\u8fbe\u5f0f
# gen = (i for i in range(1,11))
# print(gen) #\u751f\u6210\u4e00\u4e2a\u751f\u6210\u5668\uff08\u7c7b\u6bd4\uff1a\u5c31\u662f\u4e70\u8863\u670d\u8ba2\u5355\uff09
# print(gen.__next__()) #\u7b2c\u4e00\u4ef6
# print(gen.__next__()) #\u7b2c\u4e8c\u4ef6
# for i in gen: #\u751f\u6210\u5668\u672c\u8d28\u662f\u8fed\u4ee3\u5668\uff0c\u652f\u6301for\u5faa\u73af
# print(i)<\/p>
\u4e8c\u3001\u63a8\u5bfc\u5f0f
\u63a8\u5bfc\u5f0f\uff08\u5217\u8868\u63a8\u5bfc\u5f0f\uff0c\u5b57\u5178\u63a8\u5bfc\u5f0f\u7b49\uff09
1\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\uff1a[\u7ed3\u679c for\u5faa\u73af if\u6761\u4ef6]
2\u3001\u5b57\u5178\u63a8\u5bfc\u5f0f\uff1a{key: value for\u5faa\u73af if\u6761\u4ef6}
3\u3001\u96c6\u5408\u63a8\u5bfc\u5f0f\uff1a{key for\u5faa\u73af if\u6761\u4ef6}
\u6ce8\u610f\uff1a\u6ca1\u6709\u5143\u7ec4\u63a8\u5bfc\u5f0f<\/p>
\u4e09\u3001\u751f\u6210\u5668\u8868\u8fbe\u5f0f
1\u3001\u751f\u6210\u5668\u8868\u8fbe\u5f0f\uff1a\uff08\u7ed3\u679c for\u5faa\u73af if\u6761\u4ef6\uff09
2\u3001\u60f0\u6027\u673a\u5236\uff08\u7c7b\u6bd4\uff1a\u5f39\u5939\u6ca1\u5b50\u5f39\u4e86\uff0c\u4e0d\u80fd\u5c06\u540c\u4e00\u4e2a\u503c\uff0c\u751f\u62102\u6b21\uff09
\u751f\u6210\u5668\u662f\u8bb0\u5f55\u5728\u5185\u5b58\u4e2d\u7684\u4e00\u6bb5\u4ee3\u7801\uff0c\u4ea7\u751f\u7684\u65f6\u5019\uff0c\u6ca1\u6709\u6267\u884c<\/p>
\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u548c\u5217\u8868\u63a8\u5bfc\u5f0f\u7684\u533a\u522b\u7c7b\u6bd4\uff1a
1\u3001\u4e70100\u4e2a\u9e21\u86cb\uff0c\u5217\u8868\u63a8\u5bfc\u5f0f\uff1a\u662f\u4e00\u6b21\u6027\u628a100\u4e2a\u9e21\u86cb\u4e70\u56de\u6765\uff0c\u9700\u8981\u5730\u65b9\u5b58\u50a8
2\u3001\u751f\u6210\u5668\u8868\u8fbe\u5f0f\uff1a\u662f\u4e70\u4e00\u53ea\u6bcd\u9e21\uff0c\u9700\u8981\u9e21\u86cb\u5c31\u7ed9\u4e0b\u86cb<\/p>