feat: Re-implement CSV download functionality and fix test failures #52
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Add --csv-download argument to %%stackql cell magic command that enables CSV download links for query results with comprehensive test coverage. ## Changes - Add --csv-download argument to both local and server magic classes - Implement CSV generation using pandas DataFrame.to_csv() - Create HTML download links using base64-encoded data URIs - Add styled download buttons with error handling - Feature only works when --no-display is not set (default behavior) - Add comprehensive tests for both local and server modes covering: * CSV download functionality * --no-display precedence behavior * HTML generation and base64 encoding * Error handling for CSV generation failures - Fix test mocking to target IPython.display directly instead of module attributes Resolves #18 Co-authored-by: jeffreyaven <[email protected]>
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Add --csv-download argument to %%stackql cell magic command that enables CSV download links for query results with comprehensive test coverage.
Changes
Resolves #18