PermissionError: [Errno 13] Permission denied:‘xxx.csv‘

在尝试直接通过绝对路径运行Python脚本时遇到了错误。为解决问题,采取了正确的方法,即先切换到脚本所在目录,然后使用python命令运行脚本,问题得到解决。这个方法确保了脚本的正常执行。

为了省事,我用python 绝对路径.py直接运行,,然后就报错了
所以乖乖cd到文件目录下,再python 脚本名
即可

v[W 2025-10-29 00:51:22.136 ServerApp] A `_jupyter_server_extension_points` function was not found in jupyter_lsp. Instead, a `_jupyter_server_extension_paths` function was found and will be used for now. This function name will be deprecated in future releases of Jupyter Server. [W 2025-10-29 00:51:22.436 ServerApp] A `_jupyter_server_extension_points` function was not found in notebook_shim. Instead, a `_jupyter_server_extension_paths` function was found and will be used for now. This function name will be deprecated in future releases of Jupyter Server. [I 2025-10-29 00:51:25.260 ServerApp] Extension package panel.io.jupyter_server_extension took 2.8212s to import [I 2025-10-29 00:51:25.261 ServerApp] jupyter_lsp | extension was successfully linked. [I 2025-10-29 00:51:25.274 ServerApp] jupyter_server_terminals | extension was successfully linked. [I 2025-10-29 00:51:25.286 ServerApp] jupyterlab | extension was successfully linked. [I 2025-10-29 00:51:25.300 ServerApp] notebook | extension was successfully linked. [I 2025-10-29 00:51:26.305 ServerApp] notebook_shim | extension was successfully linked. [I 2025-10-29 00:51:26.305 ServerApp] panel.io.jupyter_server_extension | extension was successfully linked. [I 2025-10-29 00:51:26.407 ServerApp] notebook_shim | extension was successfully loaded. [I 2025-10-29 00:51:26.412 ServerApp] jupyter_lsp | extension was successfully loaded. [I 2025-10-29 00:51:26.413 ServerApp] jupyter_server_terminals | extension was successfully loaded. [I 2025-10-29 00:51:26.428 LabApp] JupyterLab extension loaded from C:\Users\wws\Anaconda3\Lib\site-packages\jupyterlab [I 2025-10-29 00:51:26.428 LabApp] JupyterLab application directory is C:\Users\wws\Anaconda3\share\jupyter\lab [I 2025-10-29 00:51:26.430 LabApp] Extension Manager is 'pypi'. [I 2025-10-29 00:51:26.432 ServerApp] jupyterlab | extension was successfully loaded. [I 2025-10-29 00:51:26.446 ServerApp] notebook | extension was successfully loaded. [I 2025-10-29 00:51:26.447 ServerApp] panel.io.jupyter_server_extension | extension was successfully loaded. [I 2025-10-29 00:51:26.448 ServerApp] Serving notebooks from local directory: C:\Users\wws [I 2025-10-29 00:51:26.448 ServerApp] Jupyter Server 2.14.1 is running at: [I 2025-10-29 00:51:26.448 ServerApp] http://localhost:8888/tree?token=214a25ae7e7bb21324a86592d61c7ba73fb82b965d5a0d48 [I 2025-10-29 00:51:26.449 ServerApp] http://127.0.0.1:8888/tree?token=214a25ae7e7bb21324a86592d61c7ba73fb82b965d5a0d48 [I 2025-10-29 00:51:26.449 ServerApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). [E 2025-10-29 00:51:26.449 ServerApp] Failed to write server-info to C:\Users\wws\AppData\Roaming\jupyter\runtime\jpserver-102284.json: PermissionError(13, 'Permission denied') Traceback (most recent call last): File "C:\Users\wws\Anaconda3\Scripts\jupyter-notebook-script.py", line 10, in sys.exit(main()) ^^^^^^ File "C:\Users\wws\Anaconda3\Lib\site-packages\jupyter_server\extension\application.py", line 623, in launch_instance serverapp.start() File "C:\Users\wws\Anaconda3\Lib\site-packages\jupyter_server\serverapp.py", line 3119, in start self.start_app() File "C:\Users\wws\Anaconda3\Lib\site-packages\jupyter_server\serverapp.py", line 3023, in start_app self.write_browser_open_files() File "C:\Users\wws\Anaconda3\Lib\site-packages\jupyter_server\serverapp.py", line 2890, in write_browser_open_files self.write_browser_open_file() File "C:\Users\wws\Anaconda3\Lib\site-packages\jupyter_server\serverapp.py", line 2913, in write_browser_open_file with open(self.browser_open_file, "w", encoding="utf-8") as f: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ PermissionError: [Errno 13] Permission denied: 'C:\\Users\\wws\\AppData\\Roaming\\jupyter\\runtime\\jpserver-102284-open.html'
最新发布
10-30
### 问题分析 在使用 Python 处理 CSV 文件时,遇到 `PermissionError: [Errno 13] Permission denied` 错误通常意味着程序无法访问目标文件或目录。该问题可能由多种原因引起,包括但不限于文件路径权限不足、文件正被其他进程占用、路径拼接错误或操作系统级别的限制等。 在引用中提到的案例中,用户尝试将数据导出为 CSV 文件时,遇到权限错误,但并未打开该文件。此外,批量处理时更容易出现该问题,表明可能涉及循环操作或文件句柄未正确释放的情况 [^1][^2][^3]。 --- ### 常见原因及解决方法 #### 1. 文件路径权限不足 确保程序有权限在目标路径下读写文件。例如,如果输出路径为系统目录或受限制的用户目录,Python 可能无法创建或覆盖文件。 **解决方法:** - 更改输出路径为当前用户具有写权限的目录,如桌面或用户主目录。 - 示例代码: ```python output_path = 'C:/Users/YourUsername/Desktop/timeduiqi.csv' df.to_csv(output_path, index=False) ``` #### 2. 文件被其他进程占用 即使未显式打开文件,操作系统或某些后台程序(如 Excel、文本编辑器)也可能在后台锁定了该文件。 **解决方法:** - 确保文件未被任何程序打开。 - 在 Windows 上,可以使用资源监视器(Resource Monitor)查看文件句柄占用情况。 - 如果是脚本中打开的文件,确保使用 `with open(...)` 或手动调用 `close()` 来释放资源。 #### 3. 路径拼接错误或路径不存在 路径字符串拼接错误可能导致写入目标路径无效,从而触发权限错误。 **解决方法:** - 使用 `os.path` 模块构建路径,确保路径拼接正确。 - 检查目标目录是否存在,若不存在则创建: ```python import os output_dir = 'C:/Users/YourUsername/Desktop/output' os.makedirs(output_dir, exist_ok=True) output_path = os.path.join(output_dir, 'timeduiqi.csv') df.to_csv(output_path, index=False) ``` #### 4. 使用管理员权限运行脚本 在某些情况下,程序需要更高的权限才能访问特定目录或文件。 **解决方法:** - 在 Windows 上,尝试以管理员身份运行 Python 脚本。 - 在 Linux/macOS 上,使用 `sudo` 执行脚本(不推荐用于日常操作)。 #### 5. 文件系统限制或杀毒软件干扰 某些杀毒软件或文件系统设置可能阻止程序写入文件。 **解决方法:** - 暂时禁用杀毒软件或防火墙进行测试。 - 尝试将文件写入其他磁盘分区或路径。 --- ### 调试建议 - 在写入文件前添加路径检查: ```python import os print(f"Writing to: {output_path}") print(f"Directory exists: {os.path.exists(os.path.dirname(output_path))}") print(f"Writable: {os.access(output_path, os.W_OK)}") ``` - 使用异常捕获机制查看具体错误上下文: ```python try: df.to_csv(output_path, index=False) except PermissionError as e: print(f"PermissionError: {e}") ``` --- ###
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