{"id":1093239,"date":"2025-01-08T14:29:07","date_gmt":"2025-01-08T06:29:07","guid":{"rendered":""},"modified":"2025-01-08T14:29:09","modified_gmt":"2025-01-08T06:29:09","slug":"python%e5%a6%82%e4%bd%95%e5%b5%8c%e5%a5%97%e5%87%bd%e6%95%b0%e7%9a%84%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1093239.html","title":{"rendered":"python\u5982\u4f55\u5d4c\u5957\u51fd\u6570\u7684\u4f7f\u7528\u65b9\u6cd5"},"content":{"rendered":"

\"python\u5982\u4f55\u5d4c\u5957\u51fd\u6570\u7684\u4f7f\u7528\u65b9\u6cd5\"<\/p>\n

Python\u5d4c\u5957\u51fd\u6570\u7684\u4f7f\u7528\u65b9\u6cd5\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\u5b9a\u4e49\u51fd\u6570\u5185\u7684\u51fd\u6570\u3001\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\u3001\u5b9e\u73b0\u95ed\u5305\u3001\u88c5\u9970\u5668\u3001\u63d0\u9ad8\u4ee3\u7801\u7684\u6a21\u5757\u5316\u3002<\/strong> Python\u7684\u5d4c\u5957\u51fd\u6570\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u53e6\u4e00\u4e2a\u51fd\u6570\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u4f60\u521b\u5efa\u66f4\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u7684\u4ee3\u7801\u3002\u4e0b\u9762\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5728Python\u4e2d\u4f7f\u7528\u5d4c\u5957\u51fd\u6570\uff0c\u5e76\u63d0\u4f9b\u76f8\u5173\u7684\u793a\u4f8b\u4ee3\u7801\u548c\u89e3\u91ca\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b9a\u4e49\u51fd\u6570\u5185\u7684\u51fd\u6570<\/h3>\n<\/p>\n

\u5728Python\u4e2d\uff0c\u4f60\u53ef\u4ee5\u5728\u4e00\u4e2a\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u53e6\u4e00\u4e2a\u51fd\u6570\u3002\u8fd9\u79cd\u5d4c\u5957\u51fd\u6570\u7684\u5b9a\u4e49\u65b9\u5f0f\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7ec4\u7ec7\u4ee3\u7801\uff0c\u4f7f\u5176\u66f4\u52a0\u6a21\u5757\u5316\u3002<\/p>\n<\/p>\n

def outer_function():<\/p>\n
    def inner_function():<\/p>\n
        print("This is an inner function")<\/p>\n
    inner_function()<\/p>\n
outer_function()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cinner_function<\/code> \u88ab\u5b9a\u4e49\u5728 outer_function<\/code> \u5185\u90e8\uff0c\u5e76\u4e14\u53ea\u80fd\u5728 outer_function<\/code> \u7684\u4f5c\u7528\u57df\u5185\u88ab\u8bbf\u95ee\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf<\/h3>\n<\/p>\n
\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u5176\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\u3002\u8fd9\u4f7f\u5f97\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u4f7f\u7528\u5916\u90e8\u51fd\u6570\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\uff0c\u800c\u65e0\u9700\u5c06\u5176\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002<\/p>\n<\/p>\n
def outer_function(x):<\/p>\n
    def inner_function(y):<\/p>\n
        return x + y<\/p>\n
    return inner_function<\/p>\n
add_five = outer_function(5)<\/p>\n
print(add_five(10))  # \u8f93\u51fa 15<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cinner_function<\/code> \u53ef\u4ee5\u8bbf\u95ee outer_function<\/code> \u7684\u53c2\u6570 x<\/code>\uff0c\u5e76\u4e14\u53ef\u4ee5\u4f7f\u7528\u5b83\u6765\u5b8c\u6210\u8ba1\u7b97\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u5b9e\u73b0\u95ed\u5305<\/h3>\n<\/p>\n
\u95ed\u5305\u662f\u4e00\u79cd\u7279\u6b8a\u7c7b\u578b\u7684\u5d4c\u5957\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u8bb0\u4f4f\u5176\u5916\u90e8\u51fd\u6570\u7684\u73af\u5883\uff0c\u5373\u4f7f\u5916\u90e8\u51fd\u6570\u5df2\u7ecf\u6267\u884c\u5b8c\u6bd5\u3002\u95ed\u5305\u5728\u8bb8\u591a\u9ad8\u7ea7\u7f16\u7a0b\u6a21\u5f0f\u4e2d\u975e\u5e38\u6709\u7528\uff0c\u6bd4\u5982\u56de\u8c03\u51fd\u6570\u548c\u5de5\u5382\u6a21\u5f0f\u3002<\/p>\n<\/p>\n
def outer_function(x):<\/p>\n
    def inner_function(y):<\/p>\n
        return x + y<\/p>\n
    return inner_function<\/p>\n
closure = outer_function(10)<\/p>\n
print(closure(5))  # \u8f93\u51fa 15<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cclosure<\/code> \u662f\u4e00\u4e2a\u95ed\u5305\uff0c\u5b83\u8bb0\u4f4f\u4e86 outer_function<\/code> \u7684\u53c2\u6570 x<\/code>\uff0c\u5373\u4f7f outer_function<\/code> \u5df2\u7ecf\u6267\u884c\u5b8c\u6bd5\u3002<\/p>\n<\/p>\n
\u56db\u3001\u88c5\u9970\u5668<\/h3>\n<\/p>\n
\u88c5\u9970\u5668\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u51fd\u6570\uff0c\u5b83\u63a5\u6536\u53e6\u4e00\u4e2a\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\u3002\u88c5\u9970\u5668\u901a\u5e38\u7528\u4e8e\u4fee\u6539\u6216\u6269\u5c55\u88ab\u88c5\u9970\u51fd\u6570\u7684\u884c\u4e3a\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5176\u4ee3\u7801\u3002<\/p>\n<\/p>\n
def my_decorator(func):<\/p>\n
    def wrapper():<\/p>\n
        print("Something is happening before the function is called.")<\/p>\n
        func()<\/p>\n
        print("Something is happening after the function is called.")<\/p>\n
    return wrapper<\/p>\n
@my_decorator<\/p>\n
def say_hello():<\/p>\n
    print("Hello!")<\/p>\n
say_hello()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cmy_decorator<\/code> \u662f\u4e00\u4e2a\u88c5\u9970\u5668\uff0c\u5b83\u4fee\u6539\u4e86 say_hello<\/code> \u51fd\u6570\u7684\u884c\u4e3a\uff0c\u5728\u5176\u524d\u540e\u6dfb\u52a0\u4e86\u4e00\u4e9b\u989d\u5916\u7684\u6253\u5370\u8bed\u53e5\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u63d0\u9ad8\u4ee3\u7801\u7684\u6a21\u5757\u5316<\/h3>\n<\/p>\n
\u5d4c\u5957\u51fd\u6570\u6709\u52a9\u4e8e\u5c06\u76f8\u5173\u7684\u4ee3\u7801\u903b\u8f91\u5c01\u88c5\u5728\u4e00\u8d77\uff0c\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u3002\u8fd9\u79cd\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u5c06\u590d\u6742\u7684\u903b\u8f91\u5206\u89e3\u4e3a\u66f4\u5c0f\u3001\u66f4\u6613\u4e8e\u7ba1\u7406\u7684\u90e8\u5206\u3002<\/p>\n<\/p>\n
def process_data(data):<\/p>\n
    def clean_data(data):<\/p>\n
        # \u6e05\u7406\u6570\u636e\u7684\u903b\u8f91<\/p>\n
        return cleaned_data<\/p>\n
    def transform_data(data):<\/p>\n
        # \u8f6c\u6362\u6570\u636e\u7684\u903b\u8f91<\/p>\n
        return transformed_data<\/p>\n
    cleaned_data = clean_data(data)<\/p>\n
    transformed_data = transform_data(cleaned_data)<\/p>\n
    return transformed_data<\/p>\n
data = [1, 2, 3, 4, 5]<\/p>\n
result = process_data(data)<\/p>\n
print(result)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cprocess_data<\/code> \u51fd\u6570\u5305\u542b\u4e86\u4e24\u4e2a\u5d4c\u5957\u51fd\u6570 clean_data<\/code> \u548c transform_data<\/code>\uff0c\u5b83\u4eec\u5206\u522b\u8d1f\u8d23\u6e05\u7406\u548c\u8f6c\u6362\u6570\u636e\u3002\u8fd9\u79cd\u65b9\u6cd5\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u6a21\u5757\u5316\uff0c\u6bcf\u4e2a\u51fd\u6570\u53ea\u5173\u6ce8\u4e00\u4e2a\u7279\u5b9a\u7684\u4efb\u52a1\u3002<\/p>\n<\/p>\n
\u516d\u3001\u5d4c\u5957\u51fd\u6570\u7684\u5b9e\u9645\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
1\u3001\u56de\u8c03\u51fd\u6570<\/h4>\n<\/p>\n
\u5d4c\u5957\u51fd\u6570\u975e\u5e38\u9002\u5408\u7528\u4f5c\u56de\u8c03\u51fd\u6570\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u5f02\u6b65\u64cd\u4f5c\u65f6\u3002\u56de\u8c03\u51fd\u6570\u53ef\u4ee5\u5728\u67d0\u4e2a\u64cd\u4f5c\u5b8c\u6210\u65f6\u6267\u884c\u7279\u5b9a\u7684\u4ee3\u7801\u903b\u8f91\u3002<\/p>\n<\/p>\n
def fetch_data(callback):<\/p>\n
    data = [1, 2, 3, 4, 5]<\/p>\n
    callback(data)<\/p>\n
def process_data(data):<\/p>\n
    def on_data_fetched(fetched_data):<\/p>\n
        # \u5904\u7406\u6570\u636e\u7684\u903b\u8f91<\/p>\n
        print(f"Fetched data: {fetched_data}")<\/p>\n
    fetch_data(on_data_fetched)<\/p>\n
process_data()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0con_data_fetched<\/code> \u662f\u4e00\u4e2a\u5d4c\u5957\u51fd\u6570\uff0c\u5b83\u4f5c\u4e3a\u56de\u8c03\u51fd\u6570\u4f20\u9012\u7ed9 fetch_data<\/code> \u51fd\u6570\uff0c\u5e76\u5728\u6570\u636e\u83b7\u53d6\u5b8c\u6210\u540e\u6267\u884c\u3002<\/p>\n<\/p>\n
2\u3001\u5de5\u5382\u6a21\u5f0f<\/h4>\n<\/p>\n
\u5de5\u5382\u6a21\u5f0f\u662f\u4e00\u79cd\u521b\u5efa\u5bf9\u8c61\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u8fd9\u79cd\u6a21\u5f0f\u3002\u5de5\u5382\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u53ef\u4ee5\u521b\u5efa\u7279\u5b9a\u7c7b\u578b\u7684\u5bf9\u8c61\u3002<\/p>\n<\/p>\n
def create_multiplier(x):<\/p>\n
    def multiplier(y):<\/p>\n
        return x * y<\/p>\n
    return multiplier<\/p>\n
multiply_by_2 = create_multiplier(2)<\/p>\n
print(multiply_by_2(5))  # \u8f93\u51fa 10<\/p>\n
multiply_by_3 = create_multiplier(3)<\/p>\n
print(multiply_by_3(5))  # \u8f93\u51fa 15<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0ccreate_multiplier<\/code> \u662f\u4e00\u4e2a\u5de5\u5382\u51fd\u6570\uff0c\u5b83\u8fd4\u56de\u4e00\u4e2a\u65b0\u7684 multiplier<\/code> \u51fd\u6570\uff0c\u8be5\u51fd\u6570\u53ef\u4ee5\u6839\u636e\u4f20\u5165\u7684\u53c2\u6570 x<\/code> \u8fdb\u884c\u4e58\u6cd5\u8fd0\u7b97\u3002<\/p>\n<\/p>\n
3\u3001\u4e0a\u4e0b\u6587\u7ba1\u7406<\/h4>\n<\/p>\n
\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\uff0c\u65b9\u4fbf\u5730\u7ba1\u7406\u8d44\u6e90\u7684\u83b7\u53d6\u548c\u91ca\u653e\u3002<\/p>\n<\/p>\n
class ContextManager:<\/p>\n
    def __init__(self, resource):<\/p>\n
        self.resource = resource<\/p>\n
    def __enter__(self):<\/p>\n
        self.resource.open()<\/p>\n
        return self.resource<\/p>\n
    def __exit__(self, exc_type, exc_value, traceback):<\/p>\n
        self.resource.close()<\/p>\n
class Resource:<\/p>\n
    def open(self):<\/p>\n
        print("Resource opened")<\/p>\n
    def close(self):<\/p>\n
        print("Resource closed")<\/p>\n
def use_resource():<\/p>\n
    with ContextManager(Resource()) as resource:<\/p>\n
        print("Using resource")<\/p>\n
use_resource()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cContextManager<\/code> \u662f\u4e00\u4e2a\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\u7c7b\uff0c\u5b83\u4f7f\u7528\u5d4c\u5957\u51fd\u6570 __enter__<\/code> \u548c __exit__<\/code> \u6765\u7ba1\u7406\u8d44\u6e90\u7684\u83b7\u53d6\u548c\u91ca\u653e\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u5d4c\u5957\u51fd\u6570\u7684\u4f18\u7f3a\u70b9<\/h3>\n<\/p>\n
\u4f18\u70b9<\/h4>\n<\/p>\n
    \n
  1. \u5c01\u88c5\u6027\u5f3a<\/strong>\uff1a\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u5c06\u76f8\u5173\u7684\u4ee3\u7801\u903b\u8f91\u5c01\u88c5\u5728\u4e00\u8d77\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/li>\n
  2. \u51cf\u5c11\u5168\u5c40\u53d8\u91cf<\/strong>\uff1a\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u5176\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\uff0c\u800c\u65e0\u9700\u4f7f\u7528\u5168\u5c40\u53d8\u91cf\uff0c\u4ece\u800c\u51cf\u5c11\u4e86\u5168\u5c40\u53d8\u91cf\u7684\u4f7f\u7528\u3002<\/li>\n
  3. \u5b9e\u73b0\u95ed\u5305<\/strong>\uff1a\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u521b\u5efa\u95ed\u5305\uff0c\u4ece\u800c\u8bb0\u4f4f\u5176\u5916\u90e8\u51fd\u6570\u7684\u73af\u5883\uff0c\u5373\u4f7f\u5916\u90e8\u51fd\u6570\u5df2\u7ecf\u6267\u884c\u5b8c\u6bd5\u3002<\/li>\n<\/ol>\n
    \u7f3a\u70b9<\/h4>\n<\/p>\n
      \n
    1. \u53ef\u8bfb\u6027\u5dee<\/strong>\uff1a\u8fc7\u591a\u7684\u5d4c\u5957\u51fd\u6570\u53ef\u80fd\u4f1a\u4f7f\u4ee3\u7801\u53d8\u5f97\u96be\u4ee5\u9605\u8bfb\u548c\u7406\u89e3\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u590d\u6742\u7684\u903b\u8f91\u3002<\/li>\n
    2. \u8c03\u8bd5\u56f0\u96be<\/strong>\uff1a\u5d4c\u5957\u51fd\u6570\u53ef\u80fd\u4f1a\u589e\u52a0\u8c03\u8bd5\u7684\u96be\u5ea6\uff0c\u56e0\u4e3a\u5b83\u4eec\u7684\u4f5c\u7528\u57df\u548c\u4e0a\u4e0b\u6587\u4fe1\u606f\u66f4\u52a0\u590d\u6742\u3002<\/li>\n
    3. \u6027\u80fd\u95ee\u9898<\/strong>\uff1a\u5d4c\u5957\u51fd\u6570\u53ef\u80fd\u4f1a\u5bf9\u6027\u80fd\u4ea7\u751f\u4e00\u5b9a\u7684\u5f71\u54cd\uff0c\u7279\u522b\u662f\u5728\u9891\u7e41\u521b\u5efa\u548c\u9500\u6bc1\u5d4c\u5957\u51fd\u6570\u7684\u60c5\u51b5\u4e0b\u3002<\/li>\n<\/ol>\n
      \u516b\u3001\u6700\u4f73\u5b9e\u8df5<\/h3>\n<\/p>\n
        \n
      1. \u9002\u5ea6\u4f7f\u7528\u5d4c\u5957\u51fd\u6570<\/strong>\uff1a\u867d\u7136\u5d4c\u5957\u51fd\u6570\u6709\u5f88\u591a\u4f18\u70b9\uff0c\u4f46\u8fc7\u5ea6\u4f7f\u7528\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ee3\u7801\u96be\u4ee5\u7ef4\u62a4\u3002\u5e94\u5728\u9700\u8981\u7684\u65f6\u5019\u4f7f\u7528\u5d4c\u5957\u51fd\u6570\uff0c\u800c\u4e0d\u662f\u6ee5\u7528\u3002<\/li>\n
      2. \u4fdd\u6301\u51fd\u6570\u7b80\u6d01<\/strong>\uff1a\u6bcf\u4e2a\u51fd\u6570\u5e94\u5c3d\u91cf\u4fdd\u6301\u7b80\u6d01\uff0c\u53ea\u5173\u6ce8\u4e00\u4e2a\u7279\u5b9a\u7684\u4efb\u52a1\u3002\u5d4c\u5957\u51fd\u6570\u4e5f\u5e94\u9075\u5faa\u8fd9\u4e00\u539f\u5219\u3002<\/li>\n
      3. \u4f7f\u7528\u88c5\u9970\u5668<\/strong>\uff1a\u88c5\u9970\u5668\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u5d4c\u5957\u51fd\u6570\u5e94\u7528\u573a\u666f\uff0c\u53ef\u4ee5\u7528\u4e8e\u4fee\u6539\u6216\u6269\u5c55\u73b0\u6709\u51fd\u6570\u7684\u884c\u4e3a\u3002\u5e94\u719f\u7ec3\u638c\u63e1\u88c5\u9970\u5668\u7684\u4f7f\u7528\u65b9\u6cd5\u3002<\/li>\n
      4. \u6ce8\u610f\u4f5c\u7528\u57df<\/strong>\uff1a\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u5176\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\uff0c\u4f46\u5e94\u6ce8\u610f\u907f\u514d\u6ee5\u7528\u8fd9\u79cd\u7279\u6027\uff0c\u4ee5\u514d\u5f15\u8d77\u6df7\u6dc6\u548c\u9519\u8bef\u3002<\/li>\n<\/ol>\n
        \u603b\u7684\u6765\u8bf4\uff0cPython\u4e2d\u7684\u5d4c\u5957\u51fd\u6570\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u521b\u5efa\u66f4\u6a21\u5757\u5316\u548c\u53ef\u7ef4\u62a4\u7684\u4ee3\u7801\u3002\u7136\u800c\uff0c\u8fc7\u5ea6\u4f7f\u7528\u5d4c\u5957\u51fd\u6570\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ee3\u7801\u96be\u4ee5\u9605\u8bfb\u548c\u8c03\u8bd5\u3002\u56e0\u6b64\uff0c\u5728\u4f7f\u7528\u5d4c\u5957\u51fd\u6570\u65f6\uff0c\u5e94\u9075\u5faa\u6700\u4f73\u5b9e\u8df5\uff0c\u4fdd\u6301\u4ee3\u7801\u7b80\u6d01\u548c\u6613\u4e8e\u7406\u89e3\u3002<\/p>\n<\/p>\n
        \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
         \u5d4c\u5957\u51fd\u6570\u662f\u4ec0\u4e48\uff0c\u4e3a\u4ec0\u4e48\u8981\u5728Python\u4e2d\u4f7f\u7528\u5b83\u4eec\uff1f<\/strong>
        \u5d4c\u5957\u51fd\u6570\u662f\u6307\u5728\u4e00\u4e2a\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u53e6\u4e00\u4e2a\u51fd\u6570\u3002\u8fd9\u79cd\u7ed3\u6784\u5728Python\u4e2d\u975e\u5e38\u6709\u7528\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u5e2e\u52a9\u7ec4\u7ec7\u4ee3\u7801\uff0c\u4f7f\u5176\u66f4\u5177\u53ef\u8bfb\u6027\u548c\u6a21\u5757\u5316\u3002\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\uff0c\u8fd9\u79cd\u7279\u6027\u79f0\u4e3a\u95ed\u5305\u3002\u8fd9\u5bf9\u4e8e\u9700\u8981\u5c01\u88c5\u529f\u80fd\u6216\u907f\u514d\u547d\u540d\u51b2\u7a81\u7684\u60c5\u51b5\u7279\u522b\u6709\u7528\u3002<\/p>\n
        \u5982\u4f55\u5728Python\u4e2d\u5b9a\u4e49\u548c\u8c03\u7528\u5d4c\u5957\u51fd\u6570\uff1f<\/strong>
        \u5728Python\u4e2d\u5b9a\u4e49\u5d4c\u5957\u51fd\u6570\u65f6\uff0c\u53ea\u9700\u5728\u4e00\u4e2a\u51fd\u6570\u7684\u5185\u90e8\u4f7f\u7528def<\/code>\u5173\u952e\u5b57\u5b9a\u4e49\u53e6\u4e00\u4e2a\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u5728\u5916\u90e8\u51fd\u6570\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\uff0c\u5e76\u5728\u5916\u90e8\u51fd\u6570\u4e2d\u8c03\u7528\u5b83\u3002\u8c03\u7528\u65f6\u4ec5\u9700\u5728\u5916\u90e8\u51fd\u6570\u7684\u4e0a\u4e0b\u6587\u4e2d\u5f15\u7528\u5185\u90e8\u51fd\u6570\u7684\u540d\u79f0\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
        def outer_function():\n    def inner_function():\n        print("\u8fd9\u662f\u5185\u90e8\u51fd\u6570")\n    inner_function()\n\nouter_function()  # \u8c03\u7528\u5916\u90e8\u51fd\u6570\n<\/code><\/pre>\n
        \u5d4c\u5957\u51fd\u6570\u662f\u5426\u53ef\u4ee5\u8fd4\u56de\u53e6\u4e00\u4e2a\u51fd\u6570\uff1f<\/strong>
        \u662f\u7684\uff0c\u5d4c\u5957\u51fd\u6570\u53ef\u4ee5\u8fd4\u56de\u5185\u90e8\u51fd\u6570\u3002\u8fd9\u5728\u9700\u8981\u521b\u5efa\u5de5\u5382\u51fd\u6570\u6216\u751f\u6210\u52a8\u6001\u529f\u80fd\u65f6\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5916\u90e8\u51fd\u6570\uff0c\u8be5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u5185\u90e8\u51fd\u6570\uff0c\u5185\u90e8\u51fd\u6570\u53ef\u4ee5\u4f7f\u7528\u5916\u90e8\u51fd\u6570\u7684\u53c2\u6570\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n
        def make_multiplier(x):\n    def multiplier(n):\n        return x * n\n    return multiplier\n\ndouble = make_multiplier(2)  # \u521b\u5efa\u4e00\u4e2a\u5c06\u6570\u5b57\u7ffb\u500d\u7684\u51fd\u6570\nprint(double(5))  # \u8f93\u51fa\uff1a10\n<\/code><\/pre>\n
        \u901a\u8fc7\u4f7f\u7528\u5d4c\u5957\u51fd\u6570\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u4ee3\u7801\u7684\u590d\u6742\u6027\uff0c\u5e76\u5b9e\u73b0\u66f4\u7075\u6d3b\u7684\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u5d4c\u5957\u51fd\u6570\u7684\u4f7f\u7528\u65b9\u6cd5\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a\u5b9a\u4e49\u51fd\u6570\u5185\u7684\u51fd\u6570\u3001\u8bbf\u95ee\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\u3001\u5b9e\u73b0\u95ed\u5305\u3001\u88c5\u9970\u5668\u3001\u63d0\u9ad8\u4ee3\u7801\u7684\u6a21 […]","protected":false},"author":3,"featured_media":1093244,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1093239"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1093239"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1093239\/revisions"}],"predecessor-version":[{"id":1093245,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1093239\/revisions\/1093245"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1093244"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1093239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1093239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1093239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}