{"id":1150414,"date":"2025-01-13T17:01:20","date_gmt":"2025-01-13T09:01:20","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1150414.html"},"modified":"2025-01-13T17:01:22","modified_gmt":"2025-01-13T09:01:22","slug":"python%e5%a6%82%e4%bd%95%e5%b0%81%e8%a3%85%e5%85%ac%e5%85%b1%e6%8e%a5%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1150414.html","title":{"rendered":"python\u5982\u4f55\u5c01\u88c5\u516c\u5171\u63a5\u53e3"},"content":{"rendered":"

\"python\u5982\u4f55\u5c01\u88c5\u516c\u5171\u63a5\u53e3\"<\/p>\n

\u5c01\u88c5\u516c\u5171\u63a5\u53e3\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528\u6a21\u5757\u3001\u4f7f\u7528\u7c7b\u4e0e\u5bf9\u8c61\u3001\u4f7f\u7528\u88c5\u9970\u5668\u3001\u5229\u7528\u62bd\u8c61\u57fa\u7c7b\u7b49\u3002<\/strong> \u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u5c55\u5f00\u5176\u4e2d\u7684\u201c\u4f7f\u7528\u7c7b\u4e0e\u5bf9\u8c61\u201d\u6765\u5c01\u88c5\u516c\u5171\u63a5\u53e3\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u5728\u8f6f\u4ef6\u5f00\u53d1\u4e2d\uff0c\u5c01\u88c5\u662f\u4e00\u4e2a\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u5e2e\u52a9\u6211\u4eec\u5c06\u4ee3\u7801\u7ec4\u7ec7\u5f97\u66f4\u52a0\u6574\u6d01\u548c\u6a21\u5757\u5316\u3002Python \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u5c01\u88c5\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f\u4f7f\u7528\u7c7b\u4e0e\u5bf9\u8c61\u3002\u5728\u8fd9\u79cd\u65b9\u5f0f\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u516c\u5171\u63a5\u53e3\u5c01\u88c5\u5230\u4e00\u4e2a\u7c7b\u4e2d\uff0c\u8fd9\u6837\u53ef\u4ee5\u65b9\u4fbf\u5730\u590d\u7528\u8fd9\u4e9b\u63a5\u53e3\uff0c\u5e76\u4e14\u53ef\u4ee5\u66f4\u597d\u5730\u7ba1\u7406\u548c\u7ef4\u62a4\u4ee3\u7801\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u6a21\u5757<\/h3>\n<\/p>\n

\u6a21\u5757<\/strong>\u662fPython\u4e2d\u6700\u57fa\u672c\u7684\u4e00\u79cd\u5c01\u88c5\u65b9\u6cd5\u3002\u901a\u8fc7\u5c06\u76f8\u5173\u7684\u51fd\u6570\u548c\u53d8\u91cf\u653e\u5230\u4e00\u4e2a\u6a21\u5757\u4e2d\uff0c\u53ef\u4ee5\u5b9e\u73b0\u4ee3\u7801\u7684\u7ec4\u7ec7\u548c\u91cd\u7528\u3002<\/p>\n<\/p>\n

1.1 \u521b\u5efa\u6a21\u5757<\/h4>\n<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u6a21\u5757\u6587\u4ef6\uff0c\u6bd4\u5982 common.py<\/code>\uff0c\u5e76\u5728\u5176\u4e2d\u5b9a\u4e49\u4e00\u4e9b\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n

# common.py<\/p>\n
def add(a, b):<\/p>\n
    return a + b<\/p>\n
def subtract(a, b):<\/p>\n
    return a - b<\/p>\n
def multiply(a, b):<\/p>\n
    return a * b<\/p>\n
def divide(a, b):<\/p>\n
    if b == 0:<\/p>\n
        rAI<\/a>se ValueError("Cannot divide by zero")<\/p>\n
    return a \/ b<\/p>\n
<\/code><\/pre>\n<\/p>\n
1.2 \u4f7f\u7528\u6a21\u5757<\/h4>\n<\/p>\n
\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5bfc\u5165 common.py<\/code> \u6a21\u5757\uff0c\u5e76\u4f7f\u7528\u5176\u4e2d\u7684\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# main.py<\/p>\n
import common<\/p>\n
result_add = common.add(5, 3)<\/p>\n
result_subtract = common.subtract(5, 3)<\/p>\n
result_multiply = common.multiply(5, 3)<\/p>\n
result_divide = common.divide(5, 3)<\/p>\n
print(f"Add: {result_add}, Subtract: {result_subtract}, Multiply: {result_multiply}, Divide: {result_divide}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u7c7b\u4e0e\u5bf9\u8c61<\/h3>\n<\/p>\n
\u7c7b\u4e0e\u5bf9\u8c61<\/strong>\u662fPython\u4e2d\u53e6\u4e00\u79cd\u5c01\u88c5\u516c\u5171\u63a5\u53e3\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u5c06\u516c\u5171\u63a5\u53e3\u5c01\u88c5\u5230\u7c7b\u4e2d\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u9ad8\u7ea7\u7684\u5c01\u88c5\u548c\u4ee3\u7801\u91cd\u7528\u3002<\/p>\n<\/p>\n
2.1 \u521b\u5efa\u7c7b<\/h4>\n<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7c7b\uff0c\u5e76\u5728\u5176\u4e2d\u5b9a\u4e49\u4e00\u4e9b\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# calculator.py<\/p>\n
class Calculator:<\/p>\n
    def add(self, a, b):<\/p>\n
        return a + b<\/p>\n
    def subtract(self, a, b):<\/p>\n
        return a - b<\/p>\n
    def multiply(self, a, b):<\/p>\n
        return a * b<\/p>\n
    def divide(self, a, b):<\/p>\n
        if b == 0:<\/p>\n
            raise ValueError("Cannot divide by zero")<\/p>\n
        return a \/ b<\/p>\n
<\/code><\/pre>\n<\/p>\n
2.2 \u4f7f\u7528\u7c7b<\/h4>\n<\/p>\n
\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa Calculator<\/code> \u7c7b\u7684\u5b9e\u4f8b\uff0c\u5e76\u4f7f\u7528\u5176\u4e2d\u7684\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# main.py<\/p>\n
from calculator import Calculator<\/p>\n
calc = Calculator()<\/p>\n
result_add = calc.add(5, 3)<\/p>\n
result_subtract = calc.subtract(5, 3)<\/p>\n
result_multiply = calc.multiply(5, 3)<\/p>\n
result_divide = calc.divide(5, 3)<\/p>\n
print(f"Add: {result_add}, Subtract: {result_subtract}, Multiply: {result_multiply}, Divide: {result_divide}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u88c5\u9970\u5668<\/h3>\n<\/p>\n
\u88c5\u9970\u5668<\/strong>\u662fPython\u4e2d\u4e00\u79cd\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u5b83\u5141\u8bb8\u6211\u4eec\u5728\u4e0d\u4fee\u6539\u539f\u51fd\u6570\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u51fd\u6570\u8fdb\u884c\u6269\u5c55\u3002\u901a\u8fc7\u4f7f\u7528\u88c5\u9970\u5668\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u516c\u5171\u63a5\u53e3\u7684\u5c01\u88c5\u3002<\/p>\n<\/p>\n
3.1 \u521b\u5efa\u88c5\u9970\u5668<\/h4>\n<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u88c5\u9970\u5668\u51fd\u6570\uff0c\u7528\u4e8e\u5c01\u88c5\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# decorators.py<\/p>\n
def log_execution(func):<\/p>\n
    def wrapper(*args, kwargs):<\/p>\n
        print(f"Executing {func.__name__} with arguments {args} and {kwargs}")<\/p>\n
        result = func(*args, kwargs)<\/p>\n
        print(f"Result: {result}")<\/p>\n
        return result<\/p>\n
    return wrapper<\/p>\n
<\/code><\/pre>\n<\/p>\n
3.2 \u4f7f\u7528\u88c5\u9970\u5668<\/h4>\n<\/p>\n
\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u88c5\u9970\u5668\u5bf9\u516c\u5171\u63a5\u53e3\u8fdb\u884c\u5c01\u88c5\uff1a<\/p>\n<\/p>\n
# main.py<\/p>\n
from decorators import log_execution<\/p>\n
@log_execution<\/p>\n
def add(a, b):<\/p>\n
    return a + b<\/p>\n
@log_execution<\/p>\n
def subtract(a, b):<\/p>\n
    return a - b<\/p>\n
result_add = add(5, 3)<\/p>\n
result_subtract = subtract(5, 3)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5229\u7528\u62bd\u8c61\u57fa\u7c7b<\/h3>\n<\/p>\n
\u62bd\u8c61\u57fa\u7c7b<\/strong>\u662fPython\u63d0\u4f9b\u7684\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\u65b9\u5f0f\uff0c\u901a\u8fc7\u5b9a\u4e49\u62bd\u8c61\u57fa\u7c7b\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u516c\u5171\u63a5\u53e3\u7684\u5c01\u88c5\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u591a\u4e2a\u5b50\u7c7b\u4e2d\u590d\u7528\u8fd9\u4e9b\u63a5\u53e3\u3002<\/p>\n<\/p>\n
4.1 \u521b\u5efa\u62bd\u8c61\u57fa\u7c7b<\/h4>\n<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u62bd\u8c61\u57fa\u7c7b\uff0c\u5e76\u5728\u5176\u4e2d\u5b9a\u4e49\u4e00\u4e9b\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# base_calculator.py<\/p>\n
from abc import ABC, abstractmethod<\/p>\n
class BaseCalculator(ABC):<\/p>\n
    @abstractmethod<\/p>\n
    def add(self, a, b):<\/p>\n
        pass<\/p>\n
    @abstractmethod<\/p>\n
    def subtract(self, a, b):<\/p>\n
        pass<\/p>\n
    @abstractmethod<\/p>\n
    def multiply(self, a, b):<\/p>\n
        pass<\/p>\n
    @abstractmethod<\/p>\n
    def divide(self, a, b):<\/p>\n
        pass<\/p>\n
<\/code><\/pre>\n<\/p>\n
4.2 \u521b\u5efa\u5b50\u7c7b<\/h4>\n<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u5b50\u7c7b\uff0c\u5e76\u5b9e\u73b0\u62bd\u8c61\u57fa\u7c7b\u4e2d\u7684\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# calculator.py<\/p>\n
from base_calculator import BaseCalculator<\/p>\n
class Calculator(BaseCalculator):<\/p>\n
    def add(self, a, b):<\/p>\n
        return a + b<\/p>\n
    def subtract(self, a, b):<\/p>\n
        return a - b<\/p>\n
    def multiply(self, a, b):<\/p>\n
        return a * b<\/p>\n
    def divide(self, a, b):<\/p>\n
        if b == 0:<\/p>\n
            raise ValueError("Cannot divide by zero")<\/p>\n
        return a \/ b<\/p>\n
<\/code><\/pre>\n<\/p>\n
4.3 \u4f7f\u7528\u5b50\u7c7b<\/h4>\n<\/p>\n
\u5728\u5176\u4ed6\u6587\u4ef6\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa Calculator<\/code> \u7c7b\u7684\u5b9e\u4f8b\uff0c\u5e76\u4f7f\u7528\u5176\u4e2d\u7684\u516c\u5171\u63a5\u53e3\uff1a<\/p>\n<\/p>\n
# main.py<\/p>\n
from calculator import Calculator<\/p>\n
calc = Calculator()<\/p>\n
result_add = calc.add(5, 3)<\/p>\n
result_subtract = calc.subtract(5, 3)<\/p>\n
result_multiply = calc.multiply(5, 3)<\/p>\n
result_divide = calc.divide(5, 3)<\/p>\n
print(f"Add: {result_add}, Subtract: {result_subtract}, Multiply: {result_multiply}, Divide: {result_divide}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5c01\u88c5\u516c\u5171\u63a5\u53e3\u662f\u8f6f\u4ef6\u5f00\u53d1\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u4efb\u52a1\uff0c\u901a\u8fc7\u4f7f\u7528Python\u4e2d\u7684\u6a21\u5757\u3001\u7c7b\u4e0e\u5bf9\u8c61\u3001\u88c5\u9970\u5668\u548c\u62bd\u8c61\u57fa\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u516c\u5171\u63a5\u53e3\u7684\u5c01\u88c5\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u7ec4\u7ec7\u6027\u548c\u91cd\u7528\u6027\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u5c01\u88c5\u65b9\u6cd5\u3002\u901a\u8fc7\u5408\u7406\u7684\u5c01\u88c5\uff0c\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6e05\u6670\u3001\u6613\u4e8e\u7ef4\u62a4\uff0c\u5e76\u4e14\u80fd\u591f\u66f4\u597d\u5730\u9002\u5e94\u53d8\u5316\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u63a5\u53e3\u7684\u5c01\u88c5\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u63a5\u53e3\u7684\u5c01\u88c5\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u62bd\u8c61\u57fa\u7c7b\uff08Abstract Base Class, ABC\uff09\u6765\u5b9e\u73b0\u3002\u4f7f\u7528abc<\/code>\u6a21\u5757\uff0c\u60a8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u57fa\u7c7b\uff0c\u5176\u4e2d\u5305\u542b\u65b9\u6cd5\u58f0\u660e\u800c\u4e0d\u63d0\u4f9b\u5177\u4f53\u5b9e\u73b0\u3002\u5b50\u7c7b\u9700\u8981\u5b9e\u73b0\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u4ece\u800c\u786e\u4fdd\u9075\u5faa\u7edf\u4e00\u7684\u63a5\u53e3\u3002\u8fd9\u79cd\u65b9\u5f0f\u6709\u52a9\u4e8e\u5b9e\u73b0\u4ee3\u7801\u7684\u91cd\u7528\u548c\u6613\u7ef4\u62a4\u6027\u3002<\/p>\n
\u5c01\u88c5\u516c\u5171\u63a5\u53e3\u6709\u4ec0\u4e48\u4f18\u52bf\uff1f<\/strong>
\u5c01\u88c5\u516c\u5171\u63a5\u53e3\u5e26\u6765\u4e86\u591a\u4e2a\u4f18\u52bf\u3002\u9996\u5148\uff0c\u5b83\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\uff0c\u56e0\u4e3a\u6240\u6709\u76f8\u5173\u529f\u80fd\u90fd\u96c6\u4e2d\u5728\u4e00\u4e2a\u5730\u65b9\u3002\u5176\u6b21\uff0c\u63a5\u53e3\u7684\u5c01\u88c5\u4f7f\u5f97\u4e0d\u540c\u6a21\u5757\u4e4b\u95f4\u7684\u4ea4\u4e92\u66f4\u52a0\u6e05\u6670\uff0c\u51cf\u5c11\u4e86\u6a21\u5757\u4e4b\u95f4\u7684\u8026\u5408\u5ea6\u3002\u6b64\u5916\uff0c\u5f53\u9700\u8981\u4fee\u6539\u63a5\u53e3\u65f6\uff0c\u53ea\u9700\u66f4\u6539\u62bd\u8c61\u57fa\u7c7b\uff0c\u800c\u4e0d\u5fc5\u9010\u4e00\u4fee\u6539\u6bcf\u4e2a\u5b9e\u73b0\u7c7b\uff0c\u4ece\u800c\u964d\u4f4e\u4e86\u51fa\u9519\u7684\u98ce\u9669\u3002<\/p>\n
\u5982\u4f55\u6d4b\u8bd5\u5c01\u88c5\u7684\u516c\u5171\u63a5\u53e3\uff1f<\/strong>
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