![\"python\u5982\u4f55\u521b\u5efa\u8f93\u51fa\u6570\u636e\"](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25094153\/65ae5675-503e-4f0f-837b-96df6d1d45d4.webp\")
<\/p>\n<\/p>\n
\u5728Python\u4e2d\u521b\u5efa\u8f93\u51fa\u6570\u636e\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u5305\u62ec\u4f7f\u7528print\u51fd\u6570\u3001\u6587\u4ef6\u8f93\u51fa\u3001\u65e5\u5fd7\u8bb0\u5f55\u3001\u6570\u636e\u5e93\u5b58\u50a8\u3001Excel\u6587\u4ef6\u8f93\u51fa\u4ee5\u53ca\u56fe\u5f62\u5316\u754c\u9762\u7b49\u3002\u5177\u4f53\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u60a8\u9700\u8981\u8f93\u51fa\u6570\u636e\u7684\u7c7b\u578b\u548c\u7528\u9014\u3002\u901a\u8fc7print\u51fd\u6570\u53ef\u4ee5\u5feb\u901f\u5728\u63a7\u5236\u53f0\u8f93\u51fa\u6570\u636e\uff0c\u6587\u4ef6\u8f93\u51fa\u9002\u5408\u4fdd\u5b58\u5927\u91cf\u6570\u636e\uff0c\u65e5\u5fd7\u8bb0\u5f55\u7528\u4e8e\u8ffd\u8e2a\u7a0b\u5e8f\u8fd0\u884c\u4fe1\u606f\uff0c\u6570\u636e\u5e93\u5b58\u50a8\u9002\u5408\u7ed3\u6784\u5316\u6570\u636e\uff0cExcel\u8f93\u51fa\u9002\u5408\u751f\u6210\u53ef\u89c6\u5316\u62a5\u8868\uff0c\u800c\u56fe\u5f62\u5316\u754c\u9762\u5219\u53ef\u7528\u4e8e\u5b9e\u65f6\u6570\u636e\u5c55\u793a\u3002<\/strong>\u6211\u4eec\u5c06\u8be6\u7ec6\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u6765\u521b\u5efa\u548c\u7ba1\u7406\u8f93\u51fa\u6570\u636e\u3002<\/p>\n<\/p>\n \u4e00\u3001PRINT\u51fd\u6570<\/p>\n<\/p>\n \u4f7f\u7528print\u51fd\u6570\u662fPython\u4e2d\u6700\u7b80\u5355\u548c\u76f4\u63a5\u7684\u8f93\u51fa\u65b9\u6cd5\u3002\u5b83\u53ef\u4ee5\u7528\u4e8e\u8c03\u8bd5\u3001\u7b80\u5355\u7684\u7ed3\u679c\u663e\u793a\u7b49\u3002<\/p>\n<\/p>\n \u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n print\u51fd\u6570\u53ef\u4ee5\u8f93\u51fa\u5b57\u7b26\u4e32\u3001\u53d8\u91cf\u3001\u751a\u81f3\u662f\u8868\u8fbe\u5f0f\u7684\u7ed3\u679c\u3002\u5b83\u7684\u57fa\u672c\u8bed\u6cd5\u662f print("Hello, World!")<\/p>\n x = 42<\/p>\n print("The value of x is", x)<\/p>\n print("The sum of 5 and 3 is", 5 + 3)<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u683c\u5f0f\u5316\u8f93\u51fa<\/strong><\/p>\n<\/p>\n Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u6cd5\uff0c\u4f7f\u5f97\u8f93\u51fa\u66f4\u52a0\u53ef\u8bfb\u548c\u7f8e\u89c2\u3002<\/p>\n<\/p>\n \u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u5b57\u9762\u503c\uff08f-string\uff09<\/strong><\/p>\n<\/p>\n age = 30<\/p>\n print(f"{name} is {age} years old.")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n str.format()\u65b9\u6cd5<\/strong><\/p>\n<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ul>\n<\/li>\n \u591a\u884c\u548c\u7279\u6b8a\u5b57\u7b26<\/strong><\/p>\n<\/p>\n \u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\u548c\u4e09\u5f15\u53f7\u53ef\u4ee5\u5904\u7406\u591a\u884c\u8f93\u51fa\u548c\u7279\u6b8a\u5b57\u7b26\u3002<\/p>\n<\/p>\n print("""This is a<\/p>\n multi-line string""")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n \u4e8c\u3001\u6587\u4ef6\u8f93\u51fa<\/p>\n<\/p>\n Python\u63d0\u4f9b\u4e86\u5185\u7f6e\u51fd\u6570open\uff0c\u53ef\u4ee5\u5c06\u8f93\u51fa\u5199\u5165\u6587\u4ef6\u4e2d\uff0c\u8fd9\u5bf9\u4e8e\u9700\u8981\u4fdd\u5b58\u5927\u91cf\u6570\u636e\u7684\u60c5\u51b5\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n \u5199\u5165\u6587\u4ef6<\/strong><\/p>\n<\/p>\n \u4f7f\u7528open\u51fd\u6570\u6253\u5f00\u6587\u4ef6\uff0c\u5e76\u6307\u5b9a\u6a21\u5f0f\u4e3a\u5199\u5165\uff08'w'\uff09\u6216\u8ffd\u52a0\uff08'a'\uff09\u3002<\/p>\n<\/p>\n file.write("Hello, World!\\n")<\/p>\n file.write("This is a file output example.")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u8bfb\u53d6\u6587\u4ef6<\/strong><\/p>\n<\/p>\n \u6587\u4ef6\u5199\u5165\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u76f8\u5e94\u7684\u8bfb\u53d6\u6a21\u5f0f\uff08'r'\uff09\u6765\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<\/p>\n content = file.read()<\/p>\n print(content)<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u6587\u4ef6\u8def\u5f84\u4e0e\u7f16\u7801<\/strong><\/p>\n<\/p>\n \u6307\u5b9a\u5b8c\u6574\u7684\u6587\u4ef6\u8def\u5f84\u548c\u7f16\u7801\u683c\u5f0f\u662f\u5904\u7406\u56fd\u9645\u5316\u6587\u672c\u65f6\u7684\u91cd\u8981\u6b65\u9aa4\u3002<\/p>\n<\/p>\n file.write("Some text with special characters: \u00f1, \u00fc, \u00e5")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n \u4e09\u3001\u65e5\u5fd7\u8bb0\u5f55<\/p>\n<\/p>\n \u65e5\u5fd7\u8bb0\u5f55\u662f\u7a0b\u5e8f\u8c03\u8bd5\u548c\u8fd0\u884c\u76d1\u63a7\u7684\u91cd\u8981\u5de5\u5177\u3002Python\u7684logging\u6a21\u5757\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u65e5\u5fd7\u8bb0\u5f55\u529f\u80fd\u3002<\/p>\n<\/p>\n \u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n<\/p>\n \u901a\u8fc7\u8bbe\u7f6e\u65e5\u5fd7\u8bb0\u5f55\u5668\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u5728\u63a7\u5236\u53f0\u6216\u6587\u4ef6\u4e2d\u8bb0\u5f55\u7a0b\u5e8f\u8fd0\u884c\u4fe1\u606f\u3002<\/p>\n<\/p>\n logging.basicConfig(level=logging.INFO)<\/p>\n logging.info("This is an info message")<\/p>\n logging.warning("This is a warning message")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u65e5\u5fd7\u914d\u7f6e<\/strong><\/p>\n<\/p>\n \u53ef\u4ee5\u81ea\u5b9a\u4e49\u65e5\u5fd7\u683c\u5f0f\u3001\u65e5\u5fd7\u7ea7\u522b\uff0c\u4ee5\u53ca\u65e5\u5fd7\u8f93\u51fa\u4f4d\u7f6e\uff08\u63a7\u5236\u53f0\u6216\u6587\u4ef6\uff09\u3002<\/p>\n<\/p>\n format='%(asctime)s - %(levelname)s - %(message)s')<\/p>\n logging.debug("Debugging information")<\/p>\n logging.error("An error has occurred")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u65e5\u5fd7\u7684\u5e94\u7528\u573a\u666f<\/strong><\/p>\n<\/p>\n \u5728\u590d\u6742\u7a0b\u5e8f\u4e2d\uff0c\u65e5\u5fd7\u5e2e\u52a9\u5f00\u53d1\u8005\u76d1\u63a7\u7a0b\u5e8f\u6267\u884c\u6d41\u7a0b\u3001\u6355\u83b7\u5f02\u5e38\u4fe1\u606f\u4ee5\u53ca\u8bb0\u5f55\u7528\u6237\u884c\u4e3a\u3002<\/p>\n<\/p>\n result = 10 \/ 0<\/p>\n except ZeroDivisionError:<\/p>\n logging.exception("Attempted to divide by zero")<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n \u56db\u3001\u6570\u636e\u5e93\u5b58\u50a8<\/p>\n<\/p>\n \u5bf9\u4e8e\u7ed3\u6784\u5316\u6570\u636e\uff0c\u5c24\u5176\u662f\u9700\u8981\u957f\u671f\u4fdd\u5b58\u7684\uff0c\u6570\u636e\u5e93\u662f\u975e\u5e38\u5408\u9002\u7684\u5b58\u50a8\u65b9\u5f0f\u3002Python\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u5e93\u8fde\u63a5\u548c\u64cd\u4f5c\u6570\u636e\u5e93\u3002<\/p>\n<\/p>\n SQLite\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n SQLite\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u5d4c\u5165\u5f0f\u6570\u636e\u5e93\uff0cPython\u6807\u51c6\u5e93\u81ea\u5e26\u652f\u6301\u3002<\/p>\n<\/p>\n conn = sqlite3.connect('example.db')<\/p>\n c = conn.cursor()<\/p>\n c.execute('''CREATE TABLE IF NOT EXISTS users (id INTEGER PRIMARY KEY, name TEXT)''')<\/p>\n c.execute("INSERT INTO users (name) VALUES ('Alice')")<\/p>\n conn.commit()<\/p>\n c.execute('SELECT * FROM users')<\/p>\n print(c.fetchall())<\/p>\n conn.close()<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u5176\u4ed6\u6570\u636e\u5e93<\/strong><\/p>\n<\/p>\n Python\u8fd8\u652f\u6301MySQL\u3001PostgreSQL\u3001MongoDB\u7b49\u591a\u79cd\u6570\u636e\u5e93\uff0c\u901a\u8fc7\u7b2c\u4e09\u65b9\u5e93\uff08\u5982PyMySQL\u3001psycopg2\u3001pymongo\u7b49\uff09\u53ef\u4ee5\u5b9e\u73b0\u8fde\u63a5\u548c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n \u4e94\u3001Excel\u6587\u4ef6\u8f93\u51fa<\/p>\n<\/p>\n \u5bf9\u4e8e\u9700\u8981\u751f\u6210\u62a5\u8868\u6216\u8005\u4e0e\u529e\u516c\u8f6f\u4ef6\u517c\u5bb9\u7684\u6570\u636e\uff0cExcel\u6587\u4ef6\u662f\u4e00\u79cd\u5e38\u7528\u7684\u683c\u5f0f\u3002Python\u7684pandas\u5e93\u548copenpyxl\u5e93\u53ef\u4ee5\u7528\u4e8eExcel\u6587\u4ef6\u7684\u8bfb\u5199\u3002<\/p>\n<\/p>\n \u4f7f\u7528pandas\u8f93\u51faExcel<\/strong><\/p>\n<\/p>\n pandas\u63d0\u4f9b\u4e86\u7b80\u5355\u76f4\u89c2\u7684\u63a5\u53e3\u6765\u8bfb\u53d6\u548c\u5199\u5165Excel\u6587\u4ef6\u3002<\/p>\n<\/p>\n df = pd.DataFrame({'Name': ['Alice', 'Bob'], 'Age': [30, 25]})<\/p>\n df.to_excel('output.xlsx', index=False)<\/p>\n df = pd.read_excel('output.xlsx')<\/p>\n print(df)<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n \u4f7f\u7528openpyxl\u64cd\u4f5cExcel<\/strong><\/p>\n<\/p>\n openpyxl\u63d0\u4f9b\u4e86\u66f4\u7ec6\u7c92\u5ea6\u7684\u63a7\u5236\uff0c\u53ef\u4ee5\u64cd\u4f5cExcel\u4e2d\u7684\u5355\u5143\u683c\u3001\u683c\u5f0f\u7b49\u3002<\/p>\n<\/p>\n wb = Workbook()<\/p>\n ws = wb.active<\/p>\n ws['A1'] = 'Hello'<\/p>\n ws['B1'] = 'World'<\/p>\n wb.save('output.xlsx')<\/p>\n <\/code><\/pre>\n<\/p>\n<\/li>\n<\/ol>\n \u516d\u3001\u56fe\u5f62\u5316\u754c\u9762<\/p>\n<\/p>\n \u901a\u8fc7\u56fe\u5f62\u5316\u754c\u9762\u8f93\u51fa\u6570\u636e\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5b9e\u65f6\u6570\u636e\u5c55\u793a\u548c\u7528\u6237\u4ea4\u4e92\u3002Python\u7684Tkinter\u5e93\u548cPyQt\u5e93\u662f\u5e38\u7528\u7684GUI\u5f00\u53d1\u5de5\u5177\u3002<\/p>\n<\/p>\n\n
print(object, sep=' ', end='\\n', file=sys.stdout, flush=False)<\/code>\u3002<\/p>\n<\/p>\n# \u8f93\u51fa\u5b57\u7b26\u4e32<\/p>\n\u8f93\u51fa\u53d8\u91cf<\/strong><\/h2>\n
\u8f93\u51fa\u8868\u8fbe\u5f0f\u7ed3\u679c<\/strong><\/h2>\n
\n
name = "Alice"<\/p>\nprint("{} is {} years old.".format(name, age))<\/p>\nprint("This is a line.\\nThis is another line.")<\/p>\n\n
with open('output.txt', 'w') as file:<\/p>\nwith open('output.txt', 'r') as file:<\/p>\nwith open('\/path\/to\/output.txt', 'w', encoding='utf-8') as file:<\/p>\n\n
import logging<\/p>\nlogging.basicConfig(filename='app.log', level=logging.DEBUG,<\/p>\ntry:<\/p>\n\n
import sqlite3<\/p>\n\u521b\u5efa\u8fde\u63a5<\/strong><\/h2>\n
\u521b\u5efa\u8868<\/strong><\/h2>\n
\u63d2\u5165\u6570\u636e<\/strong><\/h2>\n
\u67e5\u8be2\u6570\u636e<\/strong><\/h2>\n
\u5173\u95ed\u8fde\u63a5<\/strong><\/h2>\n
\n
import pandas as pd<\/p>\n\u521b\u5efaDataFrame<\/strong><\/h2>\n
\u5199\u5165Excel\u6587\u4ef6<\/strong><\/h2>\n
\u8bfb\u53d6Excel\u6587\u4ef6<\/strong><\/h2>\n
from openpyxl import Workbook<\/p>\n\u5199\u5165\u6570\u636e<\/strong><\/h2>\n
\u4fdd\u5b58\u6587\u4ef6<\/strong><\/h2>\n