oserror: unable to open file

import os

file_path = 'path/to/your/file.txt'

if not os.path.exists(file_path):
    print(f"文件 {file_path} 不存在")
else:
    try:
        with open(file_path, 'r') as file:
            content = file.read()
            print(content)
    except OSError as e:
        print(f"打开文件时出错: {e}")

import os

file_path = 'path/to/your/file.txt'

if os.access(file_path, os.R_OK):
    try:
        with open(file_path, 'r') as file:
            content = file.read()
            print(content)
    except OSError as e:
        print(f"打开文件时出错: {e}")
else:
    print(f"没有权限读取文件 {file_path}")

import time

file_path = 'path/to/your/file.txt'

for _ in range(5):  # 尝试5次
    try:
        with open(file_path, 'r') as file:
            content = file.read()
            print(content)
        break  # 成功打开文件后退出循环
    except OSError as e:
        print(f"尝试打开文件时出错: {e}")
        time.sleep(1)  # 等待1秒后重试

import shutil

disk_usage = shutil.disk_usage('/')

if disk_usage.free < 1024 * 1024 * 1024:  # 如果剩余空间小于1GB
    print("磁盘空间不足")
else:
    file_path = 'path/to/your/file.txt'
    try:
        with open(file_path, 'r') as file:
            content = file.read()
            print(content)
    except OSError as e:
        print(f"打开文件时出错: {e}")