Python文件操作利器的十大库使用实例

import os

# 列出目录中的文件
files = os.listdir('/path/to/directory')
print("Directory Files:", files)

import os

# 创建新文件夹
os.mkdir('/path/to/new/directory')

import os

# 删除文件
os.remove('/path/to/file')

import os

# 删除文件夹（必须为空文件夹）
os.rmdir('/path/to/directory')

from pathlib import Path

# 创建路径
path = Path("/path/to/directory")

# 检查路径是否存在
if path.exists():
    print("Path exists")

# 列出目录中的文件
for file in path.iterdir():
    print(file)

# 创建新文件
new_file = path / "new_file.txt"
new_file.write_text("Hello, this is a new file.")

# 读取文件内容
content = new_file.read_text()
print("File Content:", content)

import shutil

# 复制文件
shutil.copy('/path/to/source/file', '/path/to/destination/file')

import shutil

# 移动文件
shutil.move('/path/to/source/file', '/path/to/destination/file')

import shutil

# 递归删除目录及其内容
shutil.rmtree('/path/to/directory')

import glob

# 查找所有txt文件
txt_files = glob.glob('/path/to/directory/*.txt')
print("TXT Files:", txt_files)

import glob

# 查找所有包含"file"的文件
matched_files = glob.glob('/path/to/directory/*file*')
print("Matched Files:", matched_files)

import io

# 读取文件
with io.open('/path/to/file.txt', 'r') as file:
    content = file.read()
    print("File Content:", content)

import io

# 写入文件
with io.open('/path/to/new_file.txt', 'w') as file:
    file.write("Hello, this is a new file.")

import zipfile

# 创建ZIP文件
with zipfile.ZipFile('new_zip.zip', 'w') as new_zip:
    new_zip.write('file.txt')

import zipfile

# 读取ZIP文件内容
with zipfile.ZipFile('example.zip', 'r') as example_zip:
    files_in_zip = example_zip.namelist()
    print("Files in ZIP:", files_in_zip)

import zipfile

# 解压ZIP文件
with zipfile.ZipFile('example.zip', 'r') as example_zip:
    example_zip.extractall('extracted_files')

import tarfile

# 创建tar文件
with tarfile.open('new_tar.tar', 'w') as new_tar:
    new_tar.add('file.txt')

import tarfile

# 读取tar文件内容
with tarfile.open('example.tar', 'r') as example_tar:
    files_in_tar = example_tar.getnames()
    print("Files in TAR:", files_in_tar)

import tarfile

# 解压tar文件
with tarfile.open('example.tar', 'r') as example_tar:
    example_tar.extractall('extracted_files')

import csv

# 读取CSV文件
with open('data.csv', 'r') as file:
    csv_reader = csv.reader(file)
    for row in csv_reader:
        print(row)

import csv

# 写入CSV文件
data = [
    ['Name', 'Age'],
    ['Alice', 25],
    ['Bob', 30]
]

with open('new_data.csv', 'w', newline='') as file:
    csv_writer = csv.writer(file)
    csv_writer.writerows(data)

import json

# 读取JSON文件
with open('data.json', 'r') as file:
    data = json.load(file)
    print(data)

import json

# 解析JSON数据
json_string = '{"name": "Alice", "age": 30}'
data = json.loads(json_string)
print(data)

import json
# 创建JSON文件
data = {
    "name": "Alice",
    "age": 30
}
with open('new_data.json', 'w') as file:
    json.dump(data, file)

import pickle
# 对象序列化保存到文件
data = {
    "name": "Alice",
    "age": 30
}
with open('data.pkl', 'wb') as file:
    pickle.dump(data, file)

import pickle

# 从文件中加载对象并反序列化
with open('data.pkl', 'rb') as file:
    loaded_data = pickle.load(file)
    print(loaded_data)