fix: fix html escape in the notebook

[njzjz]

Summary by CodeRabbit

• New Features

  • Enhanced HTML output handling for JSON data in Jupyter Notebooks, ensuring special HTML characters in documentation are properly escaped.

• Bug Fixes

  • Improved safety and correctness of rendered HTML output without altering existing functionality.

[coderabbitai]

📝 Walkthrough

Walkthrough

The changes in the dargs/notebook.py file enhance the handling of HTML output for JSON data displayed in Jupyter Notebooks. A new import for the html module is added to escape HTML characters in argument documentation strings. The print_html method is updated to ensure special HTML characters are properly escaped before rendering. The overall structure and logic of existing functions remain unchanged, and no modifications were made to the interface of the ArgumentData class or CSS styles.

Changes

File	Change Summary
dargs/notebook.py	Added import for html module; updated print_html method to escape HTML characters in doc strings. No changes to function signatures, error handling, or CSS styles.

Sequence Diagram(s)

sequenceDiagram
    participant User
    participant Notebook
    participant HTMLModule
    participant ArgumentData

    User->>Notebook: Request JSON data
    Notebook->>ArgumentData: Retrieve argument documentation
    ArgumentData-->>Notebook: Return documentation
    Notebook->>HTMLModule: Escape HTML characters
    HTMLModule-->>Notebook: Escaped documentation
    Notebook-->>User: Display JSON data with escaped documentation

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📜 Recent review details

Configuration used: CodeRabbit UI
Review profile: CHILL

📥 Commits

Reviewing files that changed from the base of the PR and between 28e328c and 9d92e57.

📒 Files selected for processing (1)

• dargs/notebook.py (2 hunks)

🔇 Additional comments (2)

dargs/notebook.py (2)

22-22: LGTM: Clean import addition

The addition of the html module import is appropriate and well-placed with other standard library imports.

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253-253: Security improvement: HTML escaping added

Good security practice to escape HTML characters in documentation strings. This prevents potential XSS vulnerabilities when rendering documentation in Jupyter notebooks.

Let's verify this change doesn't affect any existing documentation that might contain intentional HTML:

✅ Verification successful

Based on the search results, I can now provide a final response:

HTML escaping is safe and won't break intended HTML formatting

The HTML escaping is applied only to documentation strings (self.arg.doc.strip()), and the codebase shows that:

1. The HTML escaping is done before any other transformations like regex replacements for formatting
2. The codebase already handles HTML tags properly in other places (CSS styles, HTML structure)
3. Documentation strings in tests and code don't contain any HTML that needs to be preserved - they use RST/markdown style formatting which is processed separately

The escaping is correctly placed to prevent XSS while preserving the intended formatting through subsequent transformations.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for documentation strings containing HTML tags in the codebase
# to ensure the escaping doesn't break intended HTML formatting

# Look for docstrings with HTML tags
rg -U '"""[\s\S]*?<[^>]+>[\s\S]*?"""' --type py

# Look for specific HTML entities that might need escaping
rg -U '"""[\s\S]*?&[#a-zA-Z0-9]+;[\s\S]*?"""' --type py

Length of output: 79415

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