{"id":1178629,"date":"2025-01-15T18:13:23","date_gmt":"2025-01-15T10:13:23","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1178629.html"},"modified":"2025-01-15T18:13:27","modified_gmt":"2025-01-15T10:13:27","slug":"python%e5%a6%82%e4%bd%95%e8%87%aa%e5%ae%9a%e4%b9%89%e8%be%93%e5%85%a5-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1178629.html","title":{"rendered":"Python\u5982\u4f55\u81ea\u5b9a\u4e49\u8f93\u5165"},"content":{"rendered":"

\"Python\u5982\u4f55\u81ea\u5b9a\u4e49\u8f93\u5165\"<\/p>\n

\u5728Python\u4e2d\u81ea\u5b9a\u4e49\u8f93\u5165\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u4f8b\u5982\u4f7f\u7528 input()<\/code> \u51fd\u6570\u3001 argparse<\/code> \u6a21\u5757\u4ee5\u53ca\u521b\u5efa\u56fe\u5f62\u7528\u6237\u754c\u9762\u7b49\u3002\u5176\u4e2d\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4f7f\u7528 input()<\/code> \u51fd\u6570\u3001 argparse<\/code> \u6a21\u5757\u548c\u901a\u8fc7\u6587\u4ef6\u8bfb\u53d6\u8f93\u5165<\/strong>\u3002\u63a5\u4e0b\u6765\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u76f8\u5173\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<\/p>\n

PYTHON\u81ea\u5b9a\u4e49\u8f93\u5165<\/strong><\/h2>\n

\u4e00\u3001\u4f7f\u7528 input()<\/code> \u51fd\u6570<\/h2>\n<\/p>\n

input()<\/code> \u51fd\u6570\u662fPython\u4e2d\u6700\u7b80\u5355\u3001\u6700\u5e38\u7528\u7684\u8f93\u5165\u65b9\u6cd5\u3002\u5b83\u7528\u4e8e\u4ece\u6807\u51c6\u8f93\u5165\uff08\u901a\u5e38\u662f\u952e\u76d8\uff09\u83b7\u53d6\u8f93\u5165\u3002\u4ee5\u4e0b\u662f input()<\/code> \u51fd\u6570\u7684\u8be6\u7ec6\u4ecb\u7ecd\u548c\u793a\u4f8b\u3002<\/p>\n<\/p>\n

1\u3001\u57fa\u7840\u7528\u6cd5<\/h3>\n<\/p>\n

input()<\/code> \u51fd\u6570\u4f1a\u6682\u505c\u7a0b\u5e8f\u7684\u6267\u884c\uff0c\u7b49\u5f85\u7528\u6237\u8f93\u5165\uff0c\u5e76\u8fd4\u56de\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u3002\u53ef\u4ee5\u901a\u8fc7\u5728\u62ec\u53f7\u5185\u63d0\u4f9b\u63d0\u793a\u4fe1\u606f\u6765\u5f15\u5bfc\u7528\u6237\u3002<\/p>\n<\/p>\n

# \u57fa\u7840\u7528\u6cd5\u793a\u4f8b<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e9b\u5185\u5bb9: ")<\/p>\n
print(f"\u4f60\u8f93\u5165\u7684\u5185\u5bb9\u662f: {user_input}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u7c7b\u578b\u8f6c\u6362<\/h3>\n<\/p>\n
\u7531\u4e8e input()<\/code> \u51fd\u6570\u8fd4\u56de\u7684\u59cb\u7ec8\u662f\u5b57\u7b26\u4e32\uff0c\u5982\u679c\u9700\u8981\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\uff08\u5982\u6574\u6570\u3001\u6d6e\u70b9\u6570\uff09\uff0c\u5219\u9700\u8981\u8fdb\u884c\u7c7b\u578b\u8f6c\u6362\u3002<\/p>\n<\/p>\n
# \u7c7b\u578b\u8f6c\u6362\u793a\u4f8b<\/p>\n
age = int(input("\u8bf7\u8f93\u5165\u4f60\u7684\u5e74\u9f84: "))<\/p>\n
print(f"\u4f60\u8f93\u5165\u7684\u5e74\u9f84\u662f: {age}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528 argparse<\/code> \u6a21\u5757<\/h2>\n<\/p>\n
argparse<\/code> \u6a21\u5757\u7528\u4e8e\u4ece\u547d\u4ee4\u884c\u89e3\u6790\u53c2\u6570\u548c\u9009\u9879\uff0c\u9002\u7528\u4e8e\u9700\u8981\u4ece\u547d\u4ee4\u884c\u83b7\u53d6\u8f93\u5165\u7684\u60c5\u51b5\u3002\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u6765\u5904\u7406\u590d\u6742\u7684\u547d\u4ee4\u884c\u8f93\u5165\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u7840\u7528\u6cd5<\/h3>\n<\/p>\n
\u9996\u5148\u9700\u8981\u5bfc\u5165 argparse<\/code> \u6a21\u5757\uff0c\u7136\u540e\u521b\u5efa\u4e00\u4e2a\u89e3\u6790\u5668\u5bf9\u8c61\uff0c\u5e76\u6dfb\u52a0\u53c2\u6570\u5b9a\u4e49\u3002\u6700\u540e\u89e3\u6790\u547d\u4ee4\u884c\u53c2\u6570\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165argparse\u6a21\u5757<\/p>\n
import argparse<\/p>\n
\u521b\u5efa\u89e3\u6790\u5668\u5bf9\u8c61<\/strong><\/h2>\n
parser = argparse.ArgumentParser(description="\u793a\u4f8bargparse\u7a0b\u5e8f")<\/p>\n
\u6dfb\u52a0\u53c2\u6570\u5b9a\u4e49<\/strong><\/h2>\n
parser.add_argument("name", type=str, help="\u7528\u6237\u7684\u540d\u5b57")<\/p>\n
parser.add_argument("age", type=int, help="\u7528\u6237\u7684\u5e74\u9f84")<\/p>\n
\u89e3\u6790\u547d\u4ee4\u884c\u53c2\u6570<\/strong><\/h2>\n
args = parser.parse_args()<\/p>\n
\u6253\u5370\u89e3\u6790\u7ed3\u679c<\/strong><\/h2>\n
print(f"\u540d\u5b57: {args.name}")<\/p>\n
print(f"\u5e74\u9f84: {args.age}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u547d\u4ee4\u884c\u4e2d\u8fd0\u884c\u8be5\u811a\u672c\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u65b9\u5f0f\u63d0\u4f9b\u53c2\u6570\uff1a<\/p>\n<\/p>\n
python script.py John 25<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u9ad8\u7ea7\u7528\u6cd5<\/h3>\n<\/p>\n
argparse<\/code> \u6a21\u5757\u8fd8\u652f\u6301\u66f4\u591a\u9ad8\u7ea7\u529f\u80fd\uff0c\u5982\u53ef\u9009\u53c2\u6570\u3001\u9ed8\u8ba4\u503c\u3001\u53c2\u6570\u9a8c\u8bc1\u7b49\u3002<\/p>\n<\/p>\n
# \u9ad8\u7ea7\u7528\u6cd5\u793a\u4f8b<\/p>\n
parser = argparse.ArgumentParser(description="\u9ad8\u7ea7argparse\u793a\u4f8b")<\/p>\n
\u6dfb\u52a0\u53ef\u9009\u53c2\u6570<\/strong><\/h2>\n
parser.add_argument("--verbose", action="store_true", help="\u542f\u7528\u8be6\u7ec6\u6a21\u5f0f")<\/p>\n
parser.add_argument("--output", type=str, default="result.txt", help="\u8f93\u51fa\u6587\u4ef6\u8def\u5f84")<\/p>\n
\u89e3\u6790\u547d\u4ee4\u884c\u53c2\u6570<\/strong><\/h2>\n
args = parser.parse_args()<\/p>\n
\u4f7f\u7528\u89e3\u6790\u7ed3\u679c<\/strong><\/h2>\n
if args.verbose:<\/p>\n
    print("\u8be6\u7ec6\u6a21\u5f0f\u5df2\u542f\u7528")<\/p>\n
print(f"\u8f93\u51fa\u6587\u4ef6\u8def\u5f84: {args.output}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u901a\u8fc7\u6587\u4ef6\u8bfb\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5f53\u9700\u8981\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u8f93\u5165\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528Python\u7684\u6587\u4ef6I\/O\u64cd\u4f5c\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u6216\u7ed3\u6784\u5316\u6570\u636e\u7684\u60c5\u51b5\u3002<\/p>\n<\/p>\n
1\u3001\u8bfb\u53d6\u6587\u672c\u6587\u4ef6<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 open()<\/code> \u51fd\u6570\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u901a\u8fc7 read()<\/code>\u3001readline()<\/code> \u6216 readlines()<\/code> \u65b9\u6cd5\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<\/p>\n
# \u8bfb\u53d6\u6587\u672c\u6587\u4ef6\u793a\u4f8b<\/p>\n
with open("input.txt", "r") as file:<\/p>\n
    content = file.read()<\/p>\n
    print(f"\u6587\u4ef6\u5185\u5bb9:\\n{content}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u8bfb\u53d6CSV\u6587\u4ef6<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u7ed3\u6784\u5316\u6570\u636e\uff08\u5982CSV\u6587\u4ef6\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528 csv<\/code> \u6a21\u5757\u8fdb\u884c\u8bfb\u53d6\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165csv\u6a21\u5757<\/p>\n
import csv<\/p>\n
\u8bfb\u53d6CSV\u6587\u4ef6\u793a\u4f8b<\/strong><\/h2>\n
with open("data.csv", "r") as file:<\/p>\n
    reader = csv.reader(file)<\/p>\n
    for row in reader:<\/p>\n
        print(row)<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u8bfb\u53d6JSON\u6587\u4ef6<\/h3>\n<\/p>\n
\u5bf9\u4e8eJSON\u683c\u5f0f\u7684\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528 json<\/code> \u6a21\u5757\u8fdb\u884c\u8bfb\u53d6\u548c\u89e3\u6790\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165json\u6a21\u5757<\/p>\n
import json<\/p>\n
\u8bfb\u53d6JSON\u6587\u4ef6\u793a\u4f8b<\/strong><\/h2>\n
with open("data.json", "r") as file:<\/p>\n
    data = json.load(file)<\/p>\n
    print(data)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u901a\u8fc7\u56fe\u5f62\u7528\u6237\u754c\u9762\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5bf9\u4e8e\u9700\u8981\u56fe\u5f62\u7528\u6237\u754c\u9762\u7684\u5e94\u7528\uff0c\u53ef\u4ee5\u4f7f\u7528 tkinter<\/code> \u6216 PyQt<\/code> \u7b49\u5e93\u521b\u5efa\u8f93\u5165\u8868\u5355\u3002<\/p>\n<\/p>\n
1\u3001\u4f7f\u7528 tkinter<\/code><\/h3>\n<\/p>\n
tkinter<\/code> \u662fPython\u7684\u6807\u51c6GUI\u5e93\uff0c\u9002\u7528\u4e8e\u521b\u5efa\u7b80\u5355\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165tkinter\u6a21\u5757<\/p>\n
import tkinter as tk<\/p>\n
\u521b\u5efa\u4e3b\u7a97\u53e3<\/strong><\/h2>\n
root = tk.Tk()<\/p>\n
root.title("\u7528\u6237\u8f93\u5165\u793a\u4f8b")<\/p>\n
\u521b\u5efa\u6807\u7b7e\u548c\u8f93\u5165\u6846<\/strong><\/h2>\n
label = tk.Label(root, text="\u8bf7\u8f93\u5165\u5185\u5bb9:")<\/p>\n
label.pack()<\/p>\n
entry = tk.Entry(root)<\/p>\n
entry.pack()<\/p>\n
\u521b\u5efa\u6309\u94ae\u548c\u56de\u8c03\u51fd\u6570<\/strong><\/h2>\n
def on_submit():<\/p>\n
    user_input = entry.get()<\/p>\n
    print(f"\u4f60\u8f93\u5165\u7684\u5185\u5bb9\u662f: {user_input}")<\/p>\n
button = tk.Button(root, text="\u63d0\u4ea4", command=on_submit)<\/p>\n
button.pack()<\/p>\n
\u8fd0\u884c\u4e3b\u5faa\u73af<\/strong><\/h2>\n
root.mAI<\/a>nloop()<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u4f7f\u7528 PyQt<\/code><\/h3>\n<\/p>\n
PyQt<\/code> \u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684GUI\u5e93\uff0c\u9002\u7528\u4e8e\u521b\u5efa\u590d\u6742\u7684\u56fe\u5f62\u7528\u6237\u754c\u9762\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165PyQt\u6a21\u5757<\/p>\n
from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QLineEdit, QPushButton, QVBoxLayout<\/p>\n
\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f\u5bf9\u8c61<\/strong><\/h2>\n
app = QApplication([])<\/p>\n
\u521b\u5efa\u4e3b\u7a97\u53e3<\/strong><\/h2>\n
window = QWidget()<\/p>\n
window.setWindowTitle("\u7528\u6237\u8f93\u5165\u793a\u4f8b")<\/p>\n
\u521b\u5efa\u5e03\u5c40\u3001\u6807\u7b7e\u548c\u8f93\u5165\u6846<\/strong><\/h2>\n
layout = QVBoxLayout()<\/p>\n
label = QLabel("\u8bf7\u8f93\u5165\u5185\u5bb9:")<\/p>\n
layout.addWidget(label)<\/p>\n
entry = QLineEdit()<\/p>\n
layout.addWidget(entry)<\/p>\n
\u521b\u5efa\u6309\u94ae\u548c\u56de\u8c03\u51fd\u6570<\/strong><\/h2>\n
def on_submit():<\/p>\n
    user_input = entry.text()<\/p>\n
    print(f"\u4f60\u8f93\u5165\u7684\u5185\u5bb9\u662f: {user_input}")<\/p>\n
button = QPushButton("\u63d0\u4ea4")<\/p>\n
button.clicked.connect(on_submit)<\/p>\n
layout.addWidget(button)<\/p>\n
\u8bbe\u7f6e\u5e03\u5c40\u5e76\u663e\u793a\u7a97\u53e3<\/strong><\/h2>\n
window.setLayout(layout)<\/p>\n
window.show()<\/p>\n
\u8fd0\u884c\u5e94\u7528\u7a0b\u5e8f\u4e8b\u4ef6\u5faa\u73af<\/strong><\/h2>\n
app.exec_()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u4ece\u7f51\u7edc\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u4ece\u7f51\u7edc\u83b7\u53d6\u8f93\u5165\uff0c\u4f8b\u5982\u4eceAPI\u6216\u7f51\u9875\u6293\u53d6\u6570\u636e\u3002\u53ef\u4ee5\u4f7f\u7528 requests<\/code> \u6a21\u5757\u8fdb\u884cHTTP\u8bf7\u6c42\uff0c\u4ece\u800c\u83b7\u53d6\u6240\u9700\u7684\u6570\u636e\u3002<\/p>\n<\/p>\n
1\u3001\u53d1\u9001GET\u8bf7\u6c42<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 requests.get()<\/code> \u65b9\u6cd5\u53d1\u9001HTTP GET\u8bf7\u6c42\uff0c\u5e76\u83b7\u53d6\u54cd\u5e94\u5185\u5bb9\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165requests\u6a21\u5757<\/p>\n
import requests<\/p>\n
\u53d1\u9001GET\u8bf7\u6c42\u793a\u4f8b<\/strong><\/h2>\n
response = requests.get("https:\/\/api.example.com\/data")<\/p>\n
if response.status_code == 200:<\/p>\n
    data = response.json()<\/p>\n
    print(data)<\/p>\n
else:<\/p>\n
    print(f"\u8bf7\u6c42\u5931\u8d25\uff0c\u72b6\u6001\u7801: {response.status_code}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u53d1\u9001POST\u8bf7\u6c42<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 requests.post()<\/code> \u65b9\u6cd5\u53d1\u9001HTTP POST\u8bf7\u6c42\uff0c\u5e76\u4f20\u9012\u6570\u636e\u3002<\/p>\n<\/p>\n
# \u53d1\u9001POST\u8bf7\u6c42\u793a\u4f8b<\/p>\n
payload = {"key": "value"}<\/p>\n
response = requests.post("https:\/\/api.example.com\/data", json=payload)<\/p>\n
if response.status_code == 200:<\/p>\n
    data = response.json()<\/p>\n
    print(data)<\/p>\n
else:<\/p>\n
    print(f"\u8bf7\u6c42\u5931\u8d25\uff0c\u72b6\u6001\u7801: {response.status_code}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u7f51\u9875\u6293\u53d6<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 BeautifulSoup<\/code> \u7b49\u5e93\u8fdb\u884c\u7f51\u9875\u6293\u53d6\uff0c\u4ee5\u83b7\u53d6\u7f51\u9875\u4e2d\u7684\u7279\u5b9a\u6570\u636e\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165requests\u548cBeautifulSoup\u6a21\u5757<\/p>\n
import requests<\/p>\n
from bs4 import BeautifulSoup<\/p>\n
\u53d1\u9001GET\u8bf7\u6c42\u5e76\u89e3\u6790\u7f51\u9875\u5185\u5bb9<\/strong><\/h2>\n
response = requests.get("https:\/\/www.example.com")<\/p>\n
soup = BeautifulSoup(response.content, "html.parser")<\/p>\n
\u67e5\u627e\u5e76\u6253\u5370\u7279\u5b9a\u5143\u7d20<\/strong><\/h2>\n
title = soup.find("title").text<\/p>\n
print(f"\u7f51\u9875\u6807\u9898: {title}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u4ece\u73af\u5883\u53d8\u91cf\u4e2d\u83b7\u53d6\u8f93\u5165\uff0c\u4f8b\u5982\u5728\u914d\u7f6e\u654f\u611f\u4fe1\u606f\u65f6\u3002\u53ef\u4ee5\u4f7f\u7528 os<\/code> \u6a21\u5757\u8bfb\u53d6\u73af\u5883\u53d8\u91cf\u3002<\/p>\n<\/p>\n
1\u3001\u8bfb\u53d6\u73af\u5883\u53d8\u91cf<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 os.environ<\/code> \u83b7\u53d6\u73af\u5883\u53d8\u91cf\u7684\u503c\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165os\u6a21\u5757<\/p>\n
import os<\/p>\n
\u8bfb\u53d6\u73af\u5883\u53d8\u91cf\u793a\u4f8b<\/strong><\/h2>\n
db_password = os.environ.get("DB_PASSWORD")<\/p>\n
if db_password:<\/p>\n
    print(f"\u6570\u636e\u5e93\u5bc6\u7801: {db_password}")<\/p>\n
else:<\/p>\n
    print("\u73af\u5883\u53d8\u91cfDB_PASSWORD\u672a\u8bbe\u7f6e")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/h3>\n<\/p>\n
\u53ef\u4ee5\u5728\u7ec8\u7aef\u4e2d\u4f7f\u7528 export<\/code> \u547d\u4ee4\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\uff0c\u6216\u5728Python\u811a\u672c\u4e2d\u4f7f\u7528 os.environ<\/code> \u8bbe\u7f6e\u3002<\/p>\n<\/p>\n
# \u5728\u7ec8\u7aef\u4e2d\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/p>\n
export DB_PASSWORD="your_password"<\/p>\n
<\/code><\/pre>\n<\/p>\n
# \u5728Python\u811a\u672c\u4e2d\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf<\/p>\n
import os<\/p>\n
os.environ["DB_PASSWORD"] = "your_password"<\/p>\n
print(f"\u6570\u636e\u5e93\u5bc6\u7801: {os.environ.get('DB_PASSWORD')}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5728\u5927\u578b\u9879\u76ee\u4e2d\uff0c\u901a\u5e38\u4f1a\u4f7f\u7528\u914d\u7f6e\u6587\u4ef6\u6765\u5b58\u50a8\u548c\u8bfb\u53d6\u914d\u7f6e\u4fe1\u606f\u3002\u53ef\u4ee5\u4f7f\u7528 configparser<\/code> \u6a21\u5757\u8bfb\u53d6INI\u683c\u5f0f\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<\/p>\n
1\u3001\u8bfb\u53d6INI\u914d\u7f6e\u6587\u4ef6<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 configparser<\/code> \u6a21\u5757\u89e3\u6790INI\u683c\u5f0f\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u5e76\u83b7\u53d6\u914d\u7f6e\u4fe1\u606f\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165configparser\u6a21\u5757<\/p>\n
import configparser<\/p>\n
\u521b\u5efa\u914d\u7f6e\u89e3\u6790\u5668\u5bf9\u8c61<\/strong><\/h2>\n
config = configparser.ConfigParser()<\/p>\n
\u8bfb\u53d6\u914d\u7f6e\u6587\u4ef6<\/strong><\/h2>\n
config.read("config.ini")<\/p>\n
\u83b7\u53d6\u914d\u7f6e\u4fe1\u606f<\/strong><\/h2>\n
database_host = config.get("Database", "Host")<\/p>\n
database_user = config.get("Database", "User")<\/p>\n
database_password = config.get("Database", "Password")<\/p>\n
print(f"\u6570\u636e\u5e93\u4e3b\u673a: {database_host}")<\/p>\n
print(f"\u6570\u636e\u5e93\u7528\u6237: {database_user}")<\/p>\n
print(f"\u6570\u636e\u5e93\u5bc6\u7801: {database_password}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5199\u5165INI\u914d\u7f6e\u6587\u4ef6<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 configparser<\/code> \u6a21\u5757\u5c06\u914d\u7f6e\u4fe1\u606f\u5199\u5165INI\u683c\u5f0f\u7684\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<\/p>\n
# \u521b\u5efa\u914d\u7f6e\u89e3\u6790\u5668\u5bf9\u8c61<\/p>\n
config = configparser.ConfigParser()<\/p>\n
\u8bbe\u7f6e\u914d\u7f6e\u4fe1\u606f<\/strong><\/h2>\n
config["Database"] = {<\/p>\n
    "Host": "localhost",<\/p>\n
    "User": "root",<\/p>\n
    "Password": "password"<\/p>\n
}<\/p>\n
\u5199\u5165\u914d\u7f6e\u6587\u4ef6<\/strong><\/h2>\n
with open("config.ini", "w") as configfile:<\/p>\n
    config.write(configfile)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516b\u3001\u901a\u8fc7\u547d\u540d\u7ba1\u9053\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5728\u67d0\u4e9b\u9ad8\u7ea7\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u901a\u8fc7\u547d\u540d\u7ba1\u9053\uff08FIFO\uff09\u8fdb\u884c\u8fdb\u7a0b\u95f4\u901a\u4fe1\u3002\u53ef\u4ee5\u4f7f\u7528 os<\/code> \u6a21\u5757\u521b\u5efa\u548c\u8bfb\u53d6\u547d\u540d\u7ba1\u9053\u3002<\/p>\n<\/p>\n
1\u3001\u521b\u5efa\u547d\u540d\u7ba1\u9053<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 os.mkfifo()<\/code> \u521b\u5efa\u547d\u540d\u7ba1\u9053\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165os\u6a21\u5757<\/p>\n
import os<\/p>\n
\u521b\u5efa\u547d\u540d\u7ba1\u9053\u793a\u4f8b<\/strong><\/h2>\n
fifo_path = "\/tmp\/my_fifo"<\/p>\n
if not os.path.exists(fifo_path):<\/p>\n
    os.mkfifo(fifo_path)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u8bfb\u53d6\u547d\u540d\u7ba1\u9053<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 open()<\/code> \u51fd\u6570\u8bfb\u53d6\u547d\u540d\u7ba1\u9053\u4e2d\u7684\u6570\u636e\u3002<\/p>\n<\/p>\n
# \u8bfb\u53d6\u547d\u540d\u7ba1\u9053\u793a\u4f8b<\/p>\n
with open(fifo_path, "r") as fifo:<\/p>\n
    data = fifo.read()<\/p>\n
    print(f"\u4ece\u547d\u540d\u7ba1\u9053\u8bfb\u53d6\u7684\u6570\u636e: {data}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5199\u5165\u547d\u540d\u7ba1\u9053<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 open()<\/code> \u51fd\u6570\u5411\u547d\u540d\u7ba1\u9053\u4e2d\u5199\u5165\u6570\u636e\u3002<\/p>\n<\/p>\n
# \u5199\u5165\u547d\u540d\u7ba1\u9053\u793a\u4f8b<\/p>\n
with open(fifo_path, "w") as fifo:<\/p>\n
    fifo.write("Hello from another process!")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e5d\u3001\u4f7f\u7528\u591a\u7ebf\u7a0b\u548c\u591a\u8fdb\u7a0b\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
\u5728\u67d0\u4e9b\u590d\u6742\u573a\u666f\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u591a\u7ebf\u7a0b\u6216\u591a\u8fdb\u7a0b\u6765\u83b7\u53d6\u8f93\u5165\u3002\u53ef\u4ee5\u4f7f\u7528 threading<\/code> \u548c multiprocessing<\/code> \u6a21\u5757\u5b9e\u73b0\u5e76\u53d1\u8f93\u5165\u5904\u7406\u3002<\/p>\n<\/p>\n
1\u3001\u4f7f\u7528\u591a\u7ebf\u7a0b<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 threading<\/code> \u6a21\u5757\u521b\u5efa\u548c\u7ba1\u7406\u7ebf\u7a0b\uff0c\u4ee5\u5b9e\u73b0\u5e76\u53d1\u8f93\u5165\u5904\u7406\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165threading\u6a21\u5757<\/p>\n
import threading<\/p>\n
\u5b9a\u4e49\u7ebf\u7a0b\u51fd\u6570<\/strong><\/h2>\n
def thread_function(name):<\/p>\n
    print(f"\u7ebf\u7a0b {name} \u6b63\u5728\u8fd0\u884c")<\/p>\n
\u521b\u5efa\u5e76\u542f\u52a8\u7ebf\u7a0b<\/strong><\/h2>\n
thread = threading.Thread(target=thread_function, args=("Thread-1",))<\/p>\n
thread.start()<\/p>\n
\u7b49\u5f85\u7ebf\u7a0b\u7ed3\u675f<\/strong><\/h2>\n
thread.join()<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u4f7f\u7528\u591a\u8fdb\u7a0b<\/h3>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 multiprocessing<\/code> \u6a21\u5757\u521b\u5efa\u548c\u7ba1\u7406\u8fdb\u7a0b\uff0c\u4ee5\u5b9e\u73b0\u5e76\u53d1\u8f93\u5165\u5904\u7406\u3002<\/p>\n<\/p>\n
# \u5bfc\u5165multiprocessing\u6a21\u5757<\/p>\n
import multiprocessing<\/p>\n
\u5b9a\u4e49\u8fdb\u7a0b\u51fd\u6570<\/strong><\/h2>\n
def process_function(name):<\/p>\n
    print(f"\u8fdb\u7a0b {name} \u6b63\u5728\u8fd0\u884c")<\/p>\n
\u521b\u5efa\u5e76\u542f\u52a8\u8fdb\u7a0b<\/strong><\/h2>\n
process = multiprocessing.Process(target=process_function, args=("Process-1",))<\/p>\n
process.start()<\/p>\n
\u7b49\u5f85\u8fdb\u7a0b\u7ed3\u675f<\/strong><\/h2>\n
process.join()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u3001\u603b\u7ed3<\/h2>\n<\/p>\n
\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86Python\u4e2d\u81ea\u5b9a\u4e49\u8f93\u5165\u7684\u591a\u79cd\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528 input()<\/code> \u51fd\u6570\u3001 argparse<\/code> \u6a21\u5757\u3001\u901a\u8fc7\u6587\u4ef6\u8bfb\u53d6\u8f93\u5165\u3001\u901a\u8fc7\u56fe\u5f62\u7528\u6237\u754c\u9762\u83b7\u53d6\u8f93\u5165\u3001\u4ece\u7f51\u7edc\u83b7\u53d6\u8f93\u5165\u3001\u901a\u8fc7\u73af\u5883\u53d8\u91cf\u83b7\u53d6\u8f93\u5165\u3001\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u83b7\u53d6\u8f93\u5165\u3001\u901a\u8fc7\u547d\u540d\u7ba1\u9053\u83b7\u53d6\u8f93\u5165\u4ee5\u53ca\u4f7f\u7528\u591a\u7ebf\u7a0b\u548c\u591a\u8fdb\u7a0b\u83b7\u53d6\u8f93\u5165\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u9002\u7528\u7684\u573a\u666f\u548c\u7279\u70b9\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5b9e\u73b0\u591a\u6837\u5316\u548c\u9ad8\u6548\u7684\u8f93\u5165\u5904\u7406<\/strong>\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u81ea\u5b9a\u4e49\u8f93\u5165\u51fd\u6570\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u51fd\u6570\u6765\u521b\u5efa\u81ea\u5b9a\u4e49\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\u6765\u63d0\u793a\u7528\u6237\u8f93\u5165\u7279\u5b9a\u7c7b\u578b\u7684\u6570\u636e\uff0c\u5e76\u8fdb\u884c\u9a8c\u8bc1\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n
def custom_input(prompt):\n    while True:\n        user_input = input(prompt)\n        if user_input.isdigit():  # \u9a8c\u8bc1\u8f93\u5165\u662f\u5426\u4e3a\u6570\u5b57\n            return int(user_input)\n        else:\n            print("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002")\n\nage = custom_input("\u8bf7\u8f93\u5165\u60a8\u7684\u5e74\u9f84: ")\nprint(f"\u60a8\u7684\u5e74\u9f84\u662f: {age}")\n<\/code><\/pre>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0ccustom_input<\/code>\u51fd\u6570\u4f1a\u6301\u7eed\u8bf7\u6c42\u7528\u6237\u8f93\u5165\uff0c\u76f4\u5230\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u7528\u6237\u8f93\u5165\u7684\u9519\u8bef\uff1f<\/strong>
\u7528\u6237\u5728\u8f93\u5165\u65f6\u53ef\u80fd\u4f1a\u72af\u9519\uff0c\u5bfc\u81f4\u7a0b\u5e8f\u5d29\u6e83\u3002\u4e3a\u4e86\u63d0\u9ad8\u7528\u6237\u4f53\u9a8c\uff0c\u53ef\u4ee5\u901a\u8fc7\u5f02\u5e38\u5904\u7406\u6765\u6355\u83b7\u9519\u8bef\u3002\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u8bed\u53e5\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u8f93\u5165\u9519\u8bef\u3002\u4f8b\u5982\uff1a<\/p>\n
def SAFe<\/a>_input(prompt):\n    while True:\n        try:\n            user_input = input(prompt)\n            value = int(user_input)  # \u5c1d\u8bd5\u5c06\u8f93\u5165\u8f6c\u6362\u4e3a\u6574\u6570\n            return value\n        except ValueError:\n            print("\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570\u3002")\n\nnumber = safe_input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: ")\nprint(f"\u60a8\u8f93\u5165\u7684\u6570\u5b57\u662f: {number}")\n<\/code><\/pre>\n
\u8fd9\u4e2a\u65b9\u6cd5\u786e\u4fdd\u7a0b\u5e8f\u4e0d\u4f1a\u56e0\u4e3a\u7528\u6237\u7684\u9519\u8bef\u8f93\u5165\u800c\u5d29\u6e83\uff0c\u5e76\u4e14\u4f1a\u6301\u7eed\u63d0\u793a\u7528\u6237\u76f4\u5230\u8f93\u5165\u6709\u6548\u3002<\/p>\n
Python\u81ea\u5b9a\u4e49\u8f93\u5165\u7684\u5e94\u7528\u573a\u666f\u6709\u54ea\u4e9b\uff1f<\/strong>
\u81ea\u5b9a\u4e49\u8f93\u5165\u51fd\u6570\u5728\u591a\u4e2a\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5b83\u4eec\u6765\u5904\u7406\u7528\u6237\u6ce8\u518c\u3001\u83b7\u53d6\u914d\u7f6e\u53c2\u6570\u6216\u6536\u96c6\u8c03\u67e5\u53cd\u9988\u3002\u5728\u9700\u8981\u7528\u6237\u8f93\u5165\u65f6\uff0c\u4f7f\u7528\u81ea\u5b9a\u4e49\u8f93\u5165\u53ef\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u6709\u6548\u6027\u548c\u4e00\u81f4\u6027\u3002\u4f8b\u5982\uff0c\u5728\u5236\u4f5c\u6e38\u620f\u65f6\uff0c\u53ef\u4ee5\u8981\u6c42\u7528\u6237\u8f93\u5165\u89d2\u8272\u540d\u5e76\u68c0\u67e5\u662f\u5426\u7b26\u5408\u7279\u5b9a\u6761\u4ef6\u3002<\/p>\n
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