{"id":1145271,"date":"2025-01-08T23:06:49","date_gmt":"2025-01-08T15:06:49","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1145271.html"},"modified":"2025-01-08T23:06:52","modified_gmt":"2025-01-08T15:06:52","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e8%be%93%e5%85%a5%e4%b8%80%e4%b8%aa%e5%ad%97%e7%ac%a6%e4%b8%b2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1145271.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\"<\/p>\n

\u5728Python\u4e2d\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\u7684\u4e3b\u8981\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528input()<\/code>\u51fd\u6570\u3001\u4ece\u6587\u4ef6\u8bfb\u53d6\u3001\u4f7f\u7528\u547d\u4ee4\u884c\u53c2\u6570\u3002<\/strong><\/p>\n<\/p>\n

1. \u4f7f\u7528input()<\/code>\u51fd\u6570\uff1a<\/strong> \u8fd9\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u5c24\u5176\u5728\u9700\u8981\u7528\u6237\u4ea4\u4e92\u7684\u60c5\u51b5\u4e0b\u3002input()<\/code>\u51fd\u6570\u4f1a\u6682\u505c\u7a0b\u5e8f\u7684\u6267\u884c\uff0c\u7b49\u5f85\u7528\u6237\u8f93\u5165\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u8fd4\u56de\u8be5\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/strong><\/p>\n<\/p>\n

user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32: ")<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f:", user_input)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8be6\u7ec6\u63cf\u8ff0\uff1a<\/strong> input()<\/code>\u51fd\u6570\u7684\u5de5\u4f5c\u539f\u7406\u975e\u5e38\u7b80\u5355\uff0c\u5b83\u4f1a\u5728\u63a7\u5236\u53f0\u663e\u793a\u63d0\u793a\u4fe1\u606f\uff08\u5982\u679c\u63d0\u4f9b\u4e86\u63d0\u793a\u4fe1\u606f\uff09\uff0c\u7136\u540e\u7b49\u5f85\u7528\u6237\u8f93\u5165\u3002\u5f53\u7528\u6237\u6309\u4e0b\u56de\u8f66\u952e\u540e\uff0c\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u4f1a\u88ab\u8fd4\u56de\u5e76\u8d4b\u503c\u7ed9\u6307\u5b9a\u7684\u53d8\u91cf\u3002\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9002\u7528\u4e8e\u7b80\u5355\u7684\u4ea4\u4e92\u5f0f\u811a\u672c\u548c\u9700\u8981\u4ece\u7ec8\u7aef\u83b7\u53d6\u8f93\u5165\u7684\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
2. \u4ece\u6587\u4ef6\u8bfb\u53d6\uff1a<\/strong> \u5f53\u5b57\u7b26\u4e32\u5b58\u50a8\u5728\u6587\u4ef6\u4e2d\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570\u6765\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3002\u8fd9\u4e2a\u65b9\u6cd5\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u6216\u8005\u9700\u8981\u4ece\u5916\u90e8\u6587\u4ef6\u83b7\u53d6\u8f93\u5165\u65f6\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff1a<\/strong><\/p>\n<\/p>\n
with open('example.txt', 'r') as file:<\/p>\n
    file_content = file.read()<\/p>\n
print("\u6587\u4ef6\u4e2d\u7684\u5b57\u7b26\u4e32\u662f:", file_content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u4f7f\u7528\u547d\u4ee4\u884c\u53c2\u6570\uff1a<\/strong> \u5f53\u9700\u8981\u4ece\u547d\u4ee4\u884c\u4f20\u9012\u53c2\u6570\u7ed9Python\u811a\u672c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528sys.argv<\/code>\u6765\u83b7\u53d6\u547d\u4ee4\u884c\u53c2\u6570\u3002\u8fd9\u4e2a\u65b9\u6cd5\u9002\u5408\u5728\u81ea\u52a8\u5316\u811a\u672c\u548c\u9700\u8981\u4ece\u547d\u4ee4\u884c\u4f20\u9012\u5927\u91cf\u53c2\u6570\u65f6\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/strong><\/p>\n<\/p>\n
import sys<\/p>\n
if len(sys.argv) > 1:<\/p>\n
    command_line_input = sys.argv[1]<\/p>\n
    print("\u547d\u4ee4\u884c\u53c2\u6570\u4e2d\u7684\u5b57\u7b26\u4e32\u662f:", command_line_input)<\/p>\n
else:<\/p>\n
    print("\u6ca1\u6709\u63d0\u4f9b\u547d\u4ee4\u884c\u53c2\u6570")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e00\u3001\u4f7f\u7528 input()<\/code> \u51fd\u6570<\/h2>\n<\/p>\n
1. \u57fa\u7840\u7528\u6cd5<\/h3>\n<\/p>\n
input()<\/code> \u51fd\u6570\u662fPython\u4e2d\u6700\u5e38\u7528\u7684\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u65b9\u6cd5\u4e4b\u4e00\u3002\u5176\u57fa\u672c\u7528\u6cd5\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32: ")<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f:", user_input)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u4f8b\u5b50\u4e2d\uff0cinput()<\/code> \u51fd\u6570\u4f1a\u5728\u63a7\u5236\u53f0\u63d0\u793a\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u7528\u6237\u6309\u4e0b\u56de\u8f66\u952e\u540e\uff0c\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u8d4b\u503c\u7ed9\u53d8\u91cf user_input<\/code>\u3002\u8fd9\u4e2a\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u4e0e\u7528\u6237\u4ea4\u4e92\u7684\u5c0f\u578b\u811a\u672c\u3002<\/p>\n<\/p>\n
2. \u6570\u636e\u7c7b\u578b\u8f6c\u6362<\/h3>\n<\/p>\n
input()<\/code> \u51fd\u6570\u8fd4\u56de\u7684\u59cb\u7ec8\u662f\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u5982\u679c\u9700\u8981\u5176\u4ed6\u6570\u636e\u7c7b\u578b\uff0c\u9700\u8981\u8fdb\u884c\u8f6c\u6362\u3002\u4f8b\u5982\uff0c\u83b7\u53d6\u6574\u6570\u8f93\u5165\uff1a<\/p>\n<\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6574\u6570: ")<\/p>\n
try:<\/p>\n
    user_number = int(user_input)<\/p>\n
    print("\u4f60\u8f93\u5165\u7684\u6574\u6570\u662f:", user_number)<\/p>\n
except ValueError:<\/p>\n
    print("\u8f93\u5165\u7684\u4e0d\u662f\u4e00\u4e2a\u6709\u6548\u7684\u6574\u6570")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u8f6c\u6362\u5728\u5904\u7406\u4e0d\u540c\u7c7b\u578b\u7684\u7528\u6237\u8f93\u5165\u65f6\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3aPython\u4e0d\u4f1a\u81ea\u52a8\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5176\u4ed6\u7c7b\u578b\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4ece\u6587\u4ef6\u8bfb\u53d6<\/h2>\n<\/p>\n
1. \u57fa\u672c\u6587\u4ef6\u8bfb\u53d6<\/h3>\n<\/p>\n
\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u662fPython\u4e2d\u975e\u5e38\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u5c24\u5176\u5728\u9700\u8981\u5904\u7406\u5927\u91cf\u6570\u636e\u6216\u4ece\u5916\u90e8\u6587\u4ef6\u83b7\u53d6\u6570\u636e\u65f6\u3002\u4ee5\u4e0b\u662f\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u7684\u57fa\u672c\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n
with open('example.txt', 'r') as file:<\/p>\n
    file_content = file.read()<\/p>\n
print("\u6587\u4ef6\u4e2d\u7684\u5b57\u7b26\u4e32\u662f:", file_content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528 with open<\/code> \u8bed\u53e5\u6253\u5f00\u6587\u4ef6 example.txt<\/code>\uff0c\u5e76\u8bfb\u53d6\u5176\u5185\u5bb9\u3002with<\/code> \u8bed\u53e5\u4f1a\u81ea\u52a8\u5904\u7406\u6587\u4ef6\u7684\u5173\u95ed\u64cd\u4f5c\uff0c\u786e\u4fdd\u6587\u4ef6\u53e5\u67c4\u5728\u4e0d\u518d\u9700\u8981\u65f6\u88ab\u91ca\u653e\u3002<\/p>\n<\/p>\n
2. \u6309\u884c\u8bfb\u53d6<\/h3>\n<\/p>\n
\u6709\u65f6\u9700\u8981\u9010\u884c\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528 readlines()<\/code> \u65b9\u6cd5\uff1a<\/p>\n<\/p>\n
with open('example.txt', 'r') as file:<\/p>\n
    lines = file.readlines()<\/p>\n
for line in lines:<\/p>\n
    print("\u6587\u4ef6\u4e2d\u7684\u4e00\u884c:", line.strip())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u5904\u7406\u9010\u884c\u6570\u636e\uff0c\u5982\u65e5\u5fd7\u6587\u4ef6\u6216\u914d\u7f6e\u6587\u4ef6\u3002strip()<\/code> \u65b9\u6cd5\u7528\u4e8e\u53bb\u9664\u6bcf\u884c\u672b\u5c3e\u7684\u6362\u884c\u7b26\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u547d\u4ee4\u884c\u53c2\u6570<\/h2>\n<\/p>\n
1. \u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u4f20\u9012\u5b57\u7b26\u4e32\u7ed9Python\u811a\u672c\u662f\u4e00\u79cd\u975e\u5e38\u7075\u6d3b\u7684\u65b9\u6cd5\uff0c\u5c24\u5176\u5728\u811a\u672c\u81ea\u52a8\u5316\u548c\u6279\u5904\u7406\u4efb\u52a1\u4e2d\u3002\u53ef\u4ee5\u4f7f\u7528 sys.argv<\/code> \u83b7\u53d6\u547d\u4ee4\u884c\u53c2\u6570\uff1a<\/p>\n<\/p>\n
import sys<\/p>\n
if len(sys.argv) > 1:<\/p>\n
    command_line_input = sys.argv[1]<\/p>\n
    print("\u547d\u4ee4\u884c\u53c2\u6570\u4e2d\u7684\u5b57\u7b26\u4e32\u662f:", command_line_input)<\/p>\n
else:<\/p>\n
    print("\u6ca1\u6709\u63d0\u4f9b\u547d\u4ee4\u884c\u53c2\u6570")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0csys.argv<\/code> \u662f\u4e00\u4e2a\u5305\u542b\u547d\u4ee4\u884c\u53c2\u6570\u7684\u5217\u8868\uff0c\u5176\u4e2d sys.argv[0]<\/code> \u662f\u811a\u672c\u540d\u79f0\uff0csys.argv[1]<\/code> \u662f\u7b2c\u4e00\u4e2a\u53c2\u6570\u3002<\/p>\n<\/p>\n
2. \u591a\u4e2a\u53c2\u6570<\/h3>\n<\/p>\n
\u5982\u679c\u9700\u8981\u5904\u7406\u591a\u4e2a\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u53ef\u4ee5\u904d\u5386 sys.argv<\/code> \u5217\u8868\uff1a<\/p>\n<\/p>\n
import sys<\/p>\n
for i, arg in enumerate(sys.argv):<\/p>\n
    print(f"\u53c2\u6570 {i}: {arg}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u7075\u6d3b\u5904\u7406\u5404\u79cd\u6570\u91cf\u7684\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u975e\u5e38\u9002\u7528\u4e8e\u590d\u6742\u7684\u547d\u4ee4\u884c\u5de5\u5177\u548c\u811a\u672c\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u56fe\u5f62\u7528\u6237\u754c\u9762\uff08GUI\uff09\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
1. \u57fa\u672c\u56fe\u5f62\u754c\u9762<\/h3>\n<\/p>\n
\u6709\u65f6\u5019\uff0c\u4f7f\u7528\u56fe\u5f62\u7528\u6237\u754c\u9762\uff08GUI\uff09\u83b7\u53d6\u7528\u6237\u8f93\u5165\u4f1a\u66f4\u52a0\u76f4\u89c2\u548c\u53cb\u597d\u3002Python\u63d0\u4f9b\u4e86\u591a\u79cdGUI\u5e93\uff0c\u5176\u4e2d tkinter<\/code> \u662f\u6807\u51c6\u5e93\u4e4b\u4e00\uff1a<\/p>\n<\/p>\n
import tkinter as tk<\/p>\n
from tkinter import simpledialog<\/p>\n
root = tk.Tk()<\/p>\n
root.withdraw()  # \u9690\u85cf\u4e3b\u7a97\u53e3<\/p>\n
user_input = simpledialog.askstring("\u8f93\u5165", "\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32:")<\/p>\n
print("\u4f60\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f:", user_input)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u4f7f\u7528 tkinter<\/code> \u5e93\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8f93\u5165\u5bf9\u8bdd\u6846\uff0c\u5e76\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u3002\u8fd9\u79cd\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u53cb\u597d\u7528\u6237\u754c\u9762\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
2. \u590d\u6742\u56fe\u5f62\u754c\u9762<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u56fe\u5f62\u754c\u9762\u9700\u6c42\uff0c\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u56fe\u5f62\u5e93\uff0c\u5982 PyQt<\/code> \u6216 wxPython<\/code>\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 PyQt<\/code> \u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u8f93\u5165\u6846\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
import sys<\/p>\n
from PyQt5.QtWidgets import QApplication, QInputDialog<\/p>\n
app = QApplication(sys.argv)<\/p>\n
text, ok = QInputDialog.getText(None, "\u8f93\u5165", "\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32:")<\/p>\n
if ok:<\/p>\n
    print("\u4f60\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f:", text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u9700\u8981\u590d\u6742\u56fe\u5f62\u754c\u9762\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u63d0\u4f9b\u66f4\u52a0\u4e30\u5bcc\u548c\u53cb\u597d\u7684\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4ece\u7f51\u7edc\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
1. \u57fa\u672c\u7f51\u7edc\u8bf7\u6c42<\/h3>\n<\/p>\n
\u5728\u4e00\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u4ece\u7f51\u7edc\u83b7\u53d6\u8f93\u5165\uff0c\u5982\u4eceAPI\u83b7\u53d6\u6570\u636e\u3002\u53ef\u4ee5\u4f7f\u7528 requests<\/code> \u5e93\u53d1\u9001HTTP\u8bf7\u6c42\uff1a<\/p>\n<\/p>\n
import requests<\/p>\n
response = requests.get('https:\/\/api.example.com\/data')<\/p>\n
if response.status_code == 200:<\/p>\n
    data = response.text<\/p>\n
    print("\u4ece\u7f51\u7edc\u83b7\u53d6\u7684\u5b57\u7b26\u4e32\u662f:", data)<\/p>\n
else:<\/p>\n
    print("\u8bf7\u6c42\u5931\u8d25\uff0c\u72b6\u6001\u7801:", response.status_code)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9002\u7528\u4e8e\u9700\u8981\u4ece\u8fdc\u7a0b\u670d\u52a1\u5668\u83b7\u53d6\u6570\u636e\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
2. \u5904\u7406JSON\u6570\u636e<\/h3>\n<\/p>\n
\u5f88\u591a\u65f6\u5019\uff0c\u4ece\u7f51\u7edc\u83b7\u53d6\u7684\u6570\u636e\u662fJSON\u683c\u5f0f\uff0c\u9700\u8981\u89e3\u6790JSON\u6570\u636e\uff1a<\/p>\n<\/p>\n
import requests<\/p>\n
import json<\/p>\n
response = requests.get('https:\/\/api.example.com\/data')<\/p>\n
if response.status_code == 200:<\/p>\n
    data = response.json()<\/p>\n
    print("\u4ece\u7f51\u7edc\u83b7\u53d6\u7684JSON\u6570\u636e\u662f:", data)<\/p>\n
else:<\/p>\n
    print("\u8bf7\u6c42\u5931\u8d25\uff0c\u72b6\u6001\u7801:", response.status_code)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528 json()<\/code> \u65b9\u6cd5\u53ef\u4ee5\u76f4\u63a5\u5c06\u54cd\u5e94\u5185\u5bb9\u89e3\u6790\u4e3aPython\u5b57\u5178\u6216\u5217\u8868\uff0c\u65b9\u4fbf\u8fdb\u4e00\u6b65\u5904\u7406\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u8f93\u5165<\/h2>\n<\/p>\n
1. \u57fa\u672c\u6570\u636e\u5e93\u67e5\u8be2<\/h3>\n<\/p>\n
\u5728\u4e00\u4e9b\u5e94\u7528\u4e2d\uff0c\u9700\u8981\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u8f93\u5165\u6570\u636e\u3002\u53ef\u4ee5\u4f7f\u7528 sqlite3<\/code> \u5e93\u8fdb\u884c\u57fa\u672c\u7684\u6570\u636e\u5e93\u64cd\u4f5c\uff1a<\/p>\n<\/p>\n
import sqlite3<\/p>\n
conn = sqlite3.connect('example.db')<\/p>\n
cursor = conn.cursor()<\/p>\n
cursor.execute("SELECT text_column FROM example_table")<\/p>\n
rows = cursor.fetchall()<\/p>\n
for row in rows:<\/p>\n
    print("\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u7684\u5b57\u7b26\u4e32\u662f:", row[0])<\/p>\n
conn.close()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u9700\u8981\u4eceSQLite\u6570\u636e\u5e93\u83b7\u53d6\u6570\u636e\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528ORM<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u5de5\u5177\uff0c\u5982SQLAlchemy\uff1a<\/p>\n<\/p>\n
from sqlalchemy import create_engine<\/p>\n
from sqlalchemy.orm import sessionmaker<\/p>\n
from your_model import YourModel  # \u5047\u8bbe\u5df2\u7ecf\u5b9a\u4e49\u4e86\u6a21\u578b\u7c7b<\/p>\n
engine = create_engine('sqlite:\/\/\/example.db')<\/p>\n
Session = sessionmaker(bind=engine)<\/p>\n
session = Session()<\/p>\n
results = session.query(YourModel).all()<\/p>\n
for result in results:<\/p>\n
    print("\u4ece\u6570\u636e\u5e93\u83b7\u53d6\u7684\u5b57\u7b26\u4e32\u662f:", result.text_column)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u4ec5\u7b80\u5316\u4e86\u6570\u636e\u5e93\u64cd\u4f5c\uff0c\u8fd8\u63d0\u4f9b\u4e86\u66f4\u5f3a\u5927\u7684\u529f\u80fd\u548c\u66f4\u597d\u7684\u4ee3\u7801\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u5728Python\u4e2d\u4ee5\u591a\u79cd\u65b9\u5f0f\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u9009\u62e9\u6700\u9002\u5408\u60a8\u5e94\u7528\u7684\u65b9\u5f0f\u5c06\u4f7f\u60a8\u7684\u4ee3\u7801\u66f4\u52a0\u9ad8\u6548\u548c\u7075\u6d3b\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684input()<\/code>\u51fd\u6570\u6765\u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u3002\u8c03\u7528input()<\/code>\u65f6\uff0c\u7a0b\u5e8f\u4f1a\u6682\u505c\uff0c\u7b49\u5f85\u7528\u6237\u8f93\u5165\uff0c\u7528\u6237\u8f93\u5165\u7684\u5185\u5bb9\u4f1a\u4f5c\u4e3a\u5b57\u7b26\u4e32\u8fd4\u56de\u3002\u4f8b\u5982\uff1a  <\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff1a")\nprint("\u60a8\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f:", user_input)\n<\/code><\/pre>\n
\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u63d0\u793a\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u5e76\u5728\u8f93\u5165\u540e\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002<\/p>\n
\u5728Python\u4e2d\u5982\u4f55\u5904\u7406\u8f93\u5165\u7684\u5b57\u7b26\u4e32\uff1f<\/strong>
\u83b7\u53d6\u5230\u5b57\u7b26\u4e32\u540e\uff0c\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u591a\u79cd\u64cd\u4f5c\uff0c\u6bd4\u5982\u5207\u7247\u3001\u62fc\u63a5\u3001\u8f6c\u6362\u5927\u5c0f\u5199\u7b49\u3002\u6bd4\u5982\uff0c\u5982\u679c\u8981\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5927\u5199\uff0c\u53ef\u4ee5\u4f7f\u7528upper()<\/code>\u65b9\u6cd5\uff1a  <\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff1a")\nuppercase_input = user_input.upper()\nprint("\u5927\u5199\u5f62\u5f0f\u4e3a:", uppercase_input)\n<\/code><\/pre>\n
\u8fd9\u6837\u53ef\u4ee5\u65b9\u4fbf\u5730\u5bf9\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u8fdb\u884c\u5904\u7406\u3002<\/p>\n
\u5728Python\u4e2d\u5982\u4f55\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\uff1f<\/strong>
\u53ef\u4ee5\u901a\u8fc7\u6761\u4ef6\u8bed\u53e5\u548c\u5b57\u7b26\u4e32\u65b9\u6cd5\u6765\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7684\u5185\u5bb9\u3002\u4f8b\u5982\uff0c\u5982\u679c\u5e0c\u671b\u68c0\u67e5\u7528\u6237\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f\u5426\u53ea\u5305\u542b\u5b57\u6bcd\uff0c\u53ef\u4ee5\u4f7f\u7528isalpha()<\/code>\u65b9\u6cd5\uff1a  <\/p>\n
user_input = input("\u8bf7\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\uff1a")\nif user_input.isalpha():\n    print("\u60a8\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u662f\u6709\u6548\u7684\u5b57\u6bcd\u5b57\u7b26\u4e32\u3002")\nelse:\n    print("\u8f93\u5165\u65e0\u6548\uff0c\u8bf7\u786e\u4fdd\u53ea\u5305\u542b\u5b57\u6bcd\u3002")\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u5e2e\u52a9\u786e\u4fdd\u8f93\u5165\u7b26\u5408\u7279\u5b9a\u7684\u683c\u5f0f\u6216\u89c4\u5219\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u8f93\u5165\u4e00\u4e2a\u5b57\u7b26\u4e32\u7684\u4e3b\u8981\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528input()\u51fd\u6570\u3001\u4ece\u6587\u4ef6\u8bfb\u53d6\u3001\u4f7f\u7528\u547d\u4ee4\u884c\u53c2\u6570\u3002 1. \u4f7f\u7528i […]","protected":false},"author":3,"featured_media":1145281,"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\/1145271"}],"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=1145271"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1145271\/revisions"}],"predecessor-version":[{"id":1145284,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1145271\/revisions\/1145284"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1145281"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1145271"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1145271"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1145271"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}