{"id":1157914,"date":"2025-01-13T18:34:20","date_gmt":"2025-01-13T10:34:20","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1157914.html"},"modified":"2025-01-13T18:34:23","modified_gmt":"2025-01-13T10:34:23","slug":"python%e5%a6%82%e4%bd%95%e8%be%93%e5%85%a5%e6%97%a0%e9%99%90%e6%95%b0%e5%88%97","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1157914.html","title":{"rendered":"python\u5982\u4f55\u8f93\u5165\u65e0\u9650\u6570\u5217"},"content":{"rendered":"

\"python\u5982\u4f55\u8f93\u5165\u65e0\u9650\u6570\u5217\"<\/p>\n

Python\u53ef\u4ee5\u901a\u8fc7\u8fed\u4ee3\u5668\u3001\u751f\u6210\u5668\u3001\u9012\u5f52\u3001\u65e0\u9650\u5faa\u73af\u7b49\u65b9\u5f0f\u8f93\u5165\u65e0\u9650\u6570\u5217\u3002<\/strong> \u5176\u4e2d\uff0c\u751f\u6210\u5668\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4eec\u80fd\u591f\u9ad8\u6548\u5730\u751f\u6210\u5e8f\u5217\uff0c\u5e76\u4e14\u8282\u7701\u5185\u5b58\u3002\u751f\u6210\u5668\u4f7f\u7528yield<\/code>\u5173\u952e\u5b57\uff0c\u53ef\u4ee5\u6682\u505c\u51fd\u6570\u7684\u6267\u884c\u5e76\u8fd4\u56de\u4e00\u4e2a\u503c\uff0c\u6bcf\u6b21\u8c03\u7528\u751f\u6210\u5668\u51fd\u6570\u65f6\u90fd\u4f1a\u4ece\u4e0a\u6b21\u6682\u505c\u7684\u5730\u65b9\u7ee7\u7eed\u6267\u884c\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u751f\u6210\u5668\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u751f\u6210\u5668<\/h3>\n<\/p>\n

\u751f\u6210\u5668\u662fPython\u4e2d\u5b9e\u73b0\u65e0\u9650\u6570\u5217\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4eec\u53ef\u4ee5\u5728\u9700\u8981\u65f6\u751f\u6210\u6570\u5217\u9879\uff0c\u800c\u4e0d\u662f\u4e00\u6b21\u6027\u751f\u6210\u6240\u6709\u9879\uff0c\u4ece\u800c\u8282\u7701\u5185\u5b58\u3002\u751f\u6210\u5668\u51fd\u6570\u4f7f\u7528yield<\/code>\u5173\u952e\u5b57\u6765\u8fd4\u56de\u503c\uff0c\u5e76\u4e14\u5728\u6bcf\u6b21\u8c03\u7528\u65f6\u6682\u505c\u6267\u884c\u3002<\/p>\n<\/p>\n

def infinite_sequence():<\/p>\n
    num = 0<\/p>\n
    while True:<\/p>\n
        yield num<\/p>\n
        num += 1<\/p>\n
gen = infinite_sequence()<\/p>\n
for i in range(10):<\/p>\n
    print(next(gen))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cinfinite_sequence<\/code>\u662f\u4e00\u4e2a\u751f\u6210\u5668\u51fd\u6570\uff0c\u5b83\u5728\u6bcf\u6b21\u8c03\u7528\u65f6\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6570\u5217\u9879\u3002yield<\/code>\u5173\u952e\u5b57\u4f7f\u5f97\u51fd\u6570\u53ef\u4ee5\u6682\u505c\u6267\u884c\u5e76\u8fd4\u56de\u503c\uff0c\u800c\u4e0b\u4e00\u6b21\u8c03\u7528\u65f6\u4f1a\u4ece\u6682\u505c\u7684\u5730\u65b9\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u8fed\u4ee3\u5668<\/h3>\n<\/p>\n
\u8fed\u4ee3\u5668\u662f\u53e6\u4e00\u79cd\u5b9e\u73b0\u65e0\u9650\u6570\u5217\u7684\u65b9\u6cd5\u3002\u8fed\u4ee3\u5668\u662f\u4e00\u4e2a\u5b9e\u73b0\u4e86\u8fed\u4ee3\u534f\u8bae\u7684\u5bf9\u8c61\uff0c\u5373\u5b9e\u73b0\u4e86__iter__<\/code>\u548c__next__<\/code>\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
class InfiniteSequence:<\/p>\n
    def __iter__(self):<\/p>\n
        self.num = 0<\/p>\n
        return self<\/p>\n
    def __next__(self):<\/p>\n
        num = self.num<\/p>\n
        self.num += 1<\/p>\n
        return num<\/p>\n
sequence = InfiniteSequence()<\/p>\n
iterator = iter(sequence)<\/p>\n
for i in range(10):<\/p>\n
    print(next(iterator))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cInfiniteSequence<\/code>\u7c7b\u5b9e\u73b0\u4e86\u8fed\u4ee3\u534f\u8bae\uff0c\u5b83\u7684__iter__<\/code>\u65b9\u6cd5\u521d\u59cb\u5316\u8fed\u4ee3\u5668\uff0c\u5e76\u4e14__next__<\/code>\u65b9\u6cd5\u8fd4\u56de\u4e0b\u4e00\u4e2a\u6570\u5217\u9879\u3002\u901a\u8fc7\u8c03\u7528iter<\/code>\u51fd\u6570\u751f\u6210\u8fed\u4ee3\u5668\uff0c\u7136\u540e\u5728\u5faa\u73af\u4e2d\u8c03\u7528next<\/code>\u51fd\u6570\u83b7\u53d6\u6570\u5217\u9879\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u9012\u5f52<\/h3>\n<\/p>\n
\u9012\u5f52\u662f\u4e00\u79cd\u51fd\u6570\u8c03\u7528\u81ea\u8eab\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7528\u6765\u751f\u6210\u65e0\u9650\u6570\u5217\u3002\u4e0d\u8fc7\uff0c\u4f7f\u7528\u9012\u5f52\u751f\u6210\u65e0\u9650\u6570\u5217\u65f6\u9700\u8981\u5c0f\u5fc3\uff0c\u56e0\u4e3a\u9012\u5f52\u8c03\u7528\u4f1a\u6d88\u8017\u6808\u7a7a\u95f4\uff0c\u53ef\u80fd\u5bfc\u81f4\u6808\u6ea2\u51fa\u3002<\/p>\n<\/p>\n
def infinite_sequence(num=0):<\/p>\n
    print(num)<\/p>\n
    infinite_sequence(num + 1)<\/p>\n
infinite_sequence()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cinfinite_sequence<\/code>\u51fd\u6570\u8c03\u7528\u81ea\u8eab\uff0c\u5e76\u4e14\u5728\u6bcf\u6b21\u8c03\u7528\u65f6\u589e\u52a0num<\/code>\u7684\u503c\u3002\u5c3d\u7ba1\u8fd9\u79cd\u65b9\u6cd5\u5b9e\u73b0\u7b80\u5355\uff0c\u4f46\u662f\u5b58\u5728\u6808\u6ea2\u51fa\u98ce\u9669\uff0c\u56e0\u6b64\u4e0d\u63a8\u8350\u7528\u4e8e\u751f\u6210\u65e0\u9650\u6570\u5217\u3002<\/p>\n<\/p>\n
\u56db\u3001\u65e0\u9650\u5faa\u73af<\/h3>\n<\/p>\n
\u65e0\u9650\u5faa\u73af\u662f\u4e00\u79cd\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u6cd5\uff0c\u901a\u8fc7while True<\/code>\u5faa\u73af\u53ef\u4ee5\u751f\u6210\u65e0\u9650\u6570\u5217\u3002<\/p>\n<\/p>\n
num = 0<\/p>\n
while True:<\/p>\n
    print(num)<\/p>\n
    num += 1<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cwhile True<\/code>\u5faa\u73af\u4e0d\u65ad\u6267\u884c\uff0c\u5e76\u4e14\u6bcf\u6b21\u5faa\u73af\u589e\u52a0num<\/code>\u7684\u503c\u3002\u5c3d\u7ba1\u8fd9\u79cd\u65b9\u6cd5\u5b9e\u73b0\u7b80\u5355\uff0c\u4f46\u662f\u9700\u8981\u6ce8\u610f\u63a7\u5236\u5faa\u73af\u6761\u4ef6\uff0c\u4ee5\u907f\u514d\u7a0b\u5e8f\u8fdb\u5165\u6b7b\u5faa\u73af\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u5e94\u7528\u5b9e\u4f8b<\/h3>\n<\/p>\n
\u65e0\u9650\u6570\u5217\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u6709\u5f88\u591a\u7528\u9014\uff0c\u4f8b\u5982\u751f\u6210\u552f\u4e00ID\u3001\u6a21\u62df\u6570\u636e\u6d41\u3001\u751f\u6210\u5e8f\u5217\u6570\u636e\u7b49\u3002\u4e0b\u9762\u901a\u8fc7\u51e0\u4e2a\u5b9e\u4f8b\u5c55\u793a\u65e0\u9650\u6570\u5217\u7684\u5b9e\u9645\u5e94\u7528\u3002<\/p>\n<\/p>\n
1\u3001\u552f\u4e00ID\u751f\u6210\u5668<\/h4>\n<\/p>\n
\u552f\u4e00ID\u751f\u6210\u5668\u53ef\u4ee5\u901a\u8fc7\u751f\u6210\u5668\u51fd\u6570\u5b9e\u73b0\uff0c\u6bcf\u6b21\u8c03\u7528\u751f\u6210\u4e00\u4e2a\u552f\u4e00ID\u3002<\/p>\n<\/p>\n
def unique_id_generator():<\/p>\n
    id = 0<\/p>\n
    while True:<\/p>\n
        yield f"ID{id:04d}"<\/p>\n
        id += 1<\/p>\n
id_gen = unique_id_generator()<\/p>\n
for _ in range(10):<\/p>\n
    print(next(id_gen))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cunique_id_generator<\/code>\u751f\u6210\u5668\u51fd\u6570\u751f\u6210\u552f\u4e00ID\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u683c\u5f0f\u5316\u7684ID\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
2\u3001\u6a21\u62df\u6570\u636e\u6d41<\/h4>\n<\/p>\n
\u6a21\u62df\u6570\u636e\u6d41\u53ef\u4ee5\u901a\u8fc7\u751f\u6210\u5668\u51fd\u6570\u751f\u6210\u65e0\u9650\u6570\u636e\u6d41\uff0c\u6bcf\u6b21\u8c03\u7528\u751f\u6210\u4e00\u6761\u6570\u636e\u3002<\/p>\n<\/p>\n
import random<\/p>\n
def data_stream():<\/p>\n
    while True:<\/p>\n
        yield random.randint(1, 100)<\/p>\n
stream = data_stream()<\/p>\n
for _ in range(10):<\/p>\n
    print(next(stream))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cdata_stream<\/code>\u751f\u6210\u5668\u51fd\u6570\u751f\u6210\u65e0\u9650\u6570\u636e\u6d41\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u968f\u673a\u6570\u3002<\/p>\n<\/p>\n
3\u3001\u751f\u6210\u5e8f\u5217\u6570\u636e<\/h4>\n<\/p>\n
\u751f\u6210\u5e8f\u5217\u6570\u636e\u53ef\u4ee5\u901a\u8fc7\u751f\u6210\u5668\u51fd\u6570\u751f\u6210\u65e0\u9650\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u751f\u6210\u4e00\u4e2a\u5e8f\u5217\u9879\u3002<\/p>\n<\/p>\n
def sequence_generator(start=0, step=1):<\/p>\n
    num = start<\/p>\n
    while True:<\/p>\n
        yield num<\/p>\n
        num += step<\/p>\n
seq_gen = sequence_generator(0, 2)<\/p>\n
for _ in range(10):<\/p>\n
    print(next(seq_gen))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0csequence_generator<\/code>\u751f\u6210\u5668\u51fd\u6570\u751f\u6210\u65e0\u9650\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u5e8f\u5217\u9879\uff0c\u5e76\u4e14\u53ef\u4ee5\u6307\u5b9a\u8d77\u59cb\u503c\u548c\u6b65\u957f\u3002<\/p>\n<\/p>\n
\u516d\u3001\u6027\u80fd\u4f18\u5316<\/h3>\n<\/p>\n
\u5c3d\u7ba1\u751f\u6210\u5668\u51fd\u6570\u5728\u751f\u6210\u65e0\u9650\u6570\u5217\u65f6\u5df2\u7ecf\u975e\u5e38\u9ad8\u6548\uff0c\u4f46\u662f\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u4ecd\u7136\u53ef\u4ee5\u901a\u8fc7\u8fdb\u4e00\u6b65\u4f18\u5316\u63d0\u9ad8\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528itertools<\/code>\u6a21\u5757\u4e2d\u7684\u751f\u6210\u5668\u51fd\u6570\uff0c\u5b83\u4eec\u7ecf\u8fc7\u4f18\u5316\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u751f\u6210\u5e8f\u5217\u3002<\/p>\n<\/p>\n
1\u3001\u4f7f\u7528itertools.count<\/code><\/h4>\n<\/p>\n
itertools.count<\/code>\u51fd\u6570\u751f\u6210\u65e0\u9650\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u5e8f\u5217\u9879\uff0c\u5e76\u4e14\u53ef\u4ee5\u6307\u5b9a\u8d77\u59cb\u503c\u548c\u6b65\u957f\u3002<\/p>\n<\/p>\n
import itertools<\/p>\n
count = itertools.count(0, 2)<\/p>\n
for _ in range(10):<\/p>\n
    print(next(count))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0citertools.count<\/code>\u51fd\u6570\u751f\u6210\u65e0\u9650\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u5e8f\u5217\u9879\uff0c\u5e76\u4e14\u53ef\u4ee5\u6307\u5b9a\u8d77\u59cb\u503c\u548c\u6b65\u957f\u3002<\/p>\n<\/p>\n
2\u3001\u4f7f\u7528itertools.cycle<\/code><\/h4>\n<\/p>\n
itertools.cycle<\/code>\u51fd\u6570\u751f\u6210\u65e0\u9650\u5faa\u73af\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u5e8f\u5217\u9879\u3002<\/p>\n<\/p>\n
import itertools<\/p>\n
cycle = itertools.cycle([1, 2, 3])<\/p>\n
for _ in range(10):<\/p>\n
    print(next(cycle))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0citertools.cycle<\/code>\u51fd\u6570\u751f\u6210\u65e0\u9650\u5faa\u73af\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u5e8f\u5217\u9879\u3002<\/p>\n<\/p>\n
3\u3001\u4f7f\u7528itertools.repeat<\/code><\/h4>\n<\/p>\n
itertools.repeat<\/code>\u51fd\u6570\u751f\u6210\u65e0\u9650\u91cd\u590d\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u91cd\u590d\u9879\u3002<\/p>\n<\/p>\n
import itertools<\/p>\n
repeat = itertools.repeat("A")<\/p>\n
for _ in range(10):<\/p>\n
    print(next(repeat))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0citertools.repeat<\/code>\u51fd\u6570\u751f\u6210\u65e0\u9650\u91cd\u590d\u5e8f\u5217\u6570\u636e\uff0c\u6bcf\u6b21\u8c03\u7528\u8fd4\u56de\u4e00\u4e2a\u91cd\u590d\u9879\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u9519\u8bef\u5904\u7406<\/h3>\n<\/p>\n
\u5728\u751f\u6210\u65e0\u9650\u6570\u5217\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u9519\u8bef\u5904\u7406\uff0c\u4ee5\u786e\u4fdd\u7a0b\u5e8f\u5728\u5f02\u5e38\u60c5\u51b5\u4e0b\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528try...except<\/code>\u8bed\u53e5\u6355\u83b7\u5f02\u5e38\uff0c\u5e76\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406\u3002<\/p>\n<\/p>\n
def infinite_sequence():<\/p>\n
    num = 0<\/p>\n
    while True:<\/p>\n
        try:<\/p>\n
            yield num<\/p>\n
            num += 1<\/p>\n
        except KeyboardInterrupt:<\/p>\n
            print("Interrupted by user")<\/p>\n
            break<\/p>\n
gen = infinite_sequence()<\/p>\n
for i in range(10):<\/p>\n
    print(next(gen))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cinfinite_sequence<\/code>\u751f\u6210\u5668\u51fd\u6570\u751f\u6210\u65e0\u9650\u6570\u5217\uff0c\u5e76\u4e14\u5728while True<\/code>\u5faa\u73af\u4e2d\u4f7f\u7528try...except<\/code>\u8bed\u53e5\u6355\u83b7KeyboardInterrupt<\/code>\u5f02\u5e38\uff0c\u4ee5\u4fbf\u5728\u7528\u6237\u4e2d\u65ad\u65f6\u80fd\u591f\u6b63\u5e38\u9000\u51fa\u3002<\/p>\n<\/p>\n
\u516b\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u65e0\u9650\u6570\u5217\u5728Python\u4e2d\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u5305\u62ec\u751f\u6210\u5668\u3001\u8fed\u4ee3\u5668\u3001\u9012\u5f52\u3001\u65e0\u9650\u5faa\u73af\u7b49\u3002\u5176\u4e2d\uff0c\u751f\u6210\u5668\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u4eec\u80fd\u591f\u9ad8\u6548\u5730\u751f\u6210\u5e8f\u5217\uff0c\u5e76\u4e14\u8282\u7701\u5185\u5b58\u3002\u901a\u8fc7\u4f7f\u7528\u751f\u6210\u5668\u51fd\u6570\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u751f\u6210\u552f\u4e00ID\u3001\u6a21\u62df\u6570\u636e\u6d41\u3001\u751f\u6210\u5e8f\u5217\u6570\u636e\u7b49\u3002\u6b64\u5916\uff0c\u53ef\u4ee5\u4f7f\u7528itertools<\/code>\u6a21\u5757\u4e2d\u7684\u751f\u6210\u5668\u51fd\u6570\u8fdb\u4e00\u6b65\u4f18\u5316\u6027\u80fd\u3002\u5728\u751f\u6210\u65e0\u9650\u6570\u5217\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u9519\u8bef\u5904\u7406\uff0c\u4ee5\u786e\u4fdd\u7a0b\u5e8f\u5728\u5f02\u5e38\u60c5\u51b5\u4e0b\u80fd\u591f\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u8f93\u5165\u65e0\u9650\u6570\u5217\u7684\u529f\u80fd\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u7ed3\u6784\u6765\u5b9e\u73b0\u8f93\u5165\u65e0\u9650\u6570\u5217\u7684\u529f\u80fd\u3002\u901a\u8fc7\u4f7f\u7528while<\/code>\u5faa\u73af\uff0c\u53ef\u4ee5\u4e0d\u65ad\u5730\u63a5\u53d7\u7528\u6237\u8f93\u5165\uff0c\u76f4\u5230\u7528\u6237\u9009\u62e9\u505c\u6b62\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5728\u6bcf\u6b21\u8f93\u5165\u540e\u8be2\u95ee\u7528\u6237\u662f\u5426\u7ee7\u7eed\u8f93\u5165\uff0c\u5982\u679c\u7528\u6237\u8f93\u5165\u201c\u662f\u201d\uff0c\u5219\u7ee7\u7eed\uff1b\u5426\u5219\uff0c\u9000\u51fa\u5faa\u73af\u3002\u8fd9\u6837\u53ef\u4ee5\u7075\u6d3b\u5730\u5904\u7406\u7528\u6237\u8f93\u5165\u7684\u4efb\u610f\u6570\u91cf\u7684\u6570\u636e\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u7528\u6237\u8f93\u5165\u7684\u5f02\u5e38\u60c5\u51b5\uff1f<\/strong>
\u5728\u5904\u7406\u7528\u6237\u8f93\u5165\u65f6\uff0c\u901a\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u5f02\u5e38\u60c5\u51b5\uff0c\u4f8b\u5982\u8f93\u5165\u975e\u6570\u5b57\u5b57\u7b26\u3002\u4e3a\u4e86\u786e\u4fdd\u7a0b\u5e8f\u7684\u7a33\u5b9a\u6027\uff0c\u53ef\u4ee5\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u8bed\u53e5\u6765\u6355\u83b7\u8fd9\u4e9b\u5f02\u5e38\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5411\u7528\u6237\u63d0\u4f9b\u53cb\u597d\u7684\u9519\u8bef\u63d0\u793a\uff0c\u5e76\u5141\u8bb8\u4ed6\u4eec\u91cd\u65b0\u8f93\u5165\u6709\u6548\u7684\u6570\u503c\uff0c\u4ece\u800c\u907f\u514d\u7a0b\u5e8f\u5d29\u6e83\u3002<\/p>\n
\u5728Python\u4e2d\u5982\u4f55\u5b58\u50a8\u65e0\u9650\u6570\u5217\u7684\u8f93\u5165\u6570\u636e\uff1f<\/strong>
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