装了anaconda之后没有python 3 也打不开notebook

[W 2024-08-16 22:54:23.506 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.

请教大神们这个怎么办

[I 2025-03-09 17:26:51.920 ServerApp] Extension package aext_assistant took 1.2036s to import [I 2025-03-09 17:26:51.942 ServerApp] ****************** ENVIRONMENT [Panels] Environment.PRODUCTION ****************** [I 2025-03-09 17:26:51.943 ServerApp] ****************** ENVIRONMENT [Panels] Environment.PRODUCTION ****************** [I 2025-03-09 17:26:52.087 ServerApp] --> Alembic Config: {'db_conn_url': 'sqlite:///C:\\Users\\YT\\anaconda_projects\\db\\project_filebrowser.db', 'db_path': 'C:\\Users\\YT\\anaconda_projects\\db\\project_filebrowser.db'} [I 2025-03-09 17:26:52.088 ServerApp] Default dir: C:\Users\YT. Running chdir... [I 2025-03-09 17:26:52.091 ServerApp] Checking for database file @ C:\Users\YT\anaconda_projects\db\project_filebrowser.db [I 2025-03-09 17:26:52.091 ServerApp] Database file already exists [I 2025-03-09 17:26:52.105 ServerApp] Migrations executed [I 2025-03-09 17:26:52.105 ServerApp] Checking project configuration: C:\Users\YT. Running chdir... [I 2025-03-09 17:26:52.457 ServerApp] Extension package aext_toolbox took 0.5089s to import [W 2025-03-09 17:26:52.475 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 2025-03-09 17:26:52.562 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 2025-03-09 17:26:53.457 ServerApp] Extension package panel.io.jupyter_server_extension took 0.9079s to import [I 2025-03-09 17:26:53.457 ServerApp] aext_assistant | extension was successfully linked. [I 2025-03-09 17:26:53.457 ServerApp] aext_core | extension was successfully linked. [I 2025-03-09 17:26:53.457 ServerApp] aext_panels | extension was succes
最新发布
03-10
### Jupyter Server 扩展加载过程中的警告信息 当遇到Jupyter Server扩展加载过程中出现的警告信息时,通常这些警告可能来源于多个方面。一方面可能是由于某些依赖项版本不兼容所引起;另一方面则可能是特定于某个扩展本身的初始化逻辑存在问题。 对于`aext_assistant`以及其他包的具体导入时间分析,可以通过Python内置模块`cProfile`或者第三方性能分析工具如`line_profiler`来进行详细的测量[^1]: ```python import cProfile from aext_assistant import some_function profiler = cProfile.Profile() profiler.enable() # 调用待测试函数 some_function() profiler.disable() profiler.print_stats(sort='cumulative') ``` 上述代码片段展示了如何利用`cProfile`来记录并打印出被测函数运行期间各个调用节点的时间消耗情况。这有助于识别哪些部分耗时较长从而成为优化目标。 针对具体的警告信息,建议查看启动日志文件或通过命令行参数指定更详尽的日志级别以便获取更多上下文线索。例如,在启动Jupyter Notebook时增加如下选项可以提高日志输出等级: ```bash jupyter notebook --log-level=DEBUG ``` 这样做能够帮助收集有关为什么会出现特定警告的信息,并为进一步诊断提供依据。 ### 解决方案与调试技巧 为了更好地理解和解决这些问题,还可以采取以下措施: - **检查环境配置**:确认当前使用的虚拟环境中已正确安装所需的所有软件包及其适当版本。 - **更新至最新稳定版**:有时官方会发布新版本修复之前存在的Bug,因此保持组件处于最新状态总是有益处的。 - **查阅文档和支持论坛**:大多数开源项目都有活跃社区支持渠道,可以在那里寻找相似案例解决方案或是直接提问寻求帮助。
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