Explode and unnest data, closes #76

[justin13601]

Summary by CodeRabbit

• New Features

  • Introduced a new function to process and unnest MEDS data for improved data handling.
  • Enhanced existing functionality to better manage single-nested MEDS data within the processing pipeline.

• Bug Fixes

  • Improved clarity and functionality of DataFrame column renaming for better maintainability.

[coderabbitai]

Walkthrough

The recent changes enhance the src/aces module by simplifying the DataFrame column renaming process and introducing a new function to handle MEDS data. The rename function now uses a direct mapping approach for greater clarity, while the new unnest_meds function allows for better processing of nested event data within a Polars DataFrame. These modifications collectively improve the code's functionality and maintainability.

Changes

Files	Change Summary
src/aces/__main__.py	Simplified the invocation of the rename function on the result DataFrame for better clarity in renaming columns.
src/aces/predicates.py	Introduced unnest_meds function for flattening MEDS data and modified generate_plain_predicates_from_meds to utilize this new function.

Poem

🐇 In the land of code where rabbits roam,
New functions bloom, in the data dome.
Column names dance, clarity’s sway,
Nested events now leap and play.
Hooray for the changes, a joyful cheer,
For cleaner code brings us all near! 🎉

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[justin13601]

Closes #76

[coderabbitai]

Actionable comments posted: 0

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between 8dd9c8b and 685fecb.

Files selected for processing (2)

• src/aces/main.py (1 hunks)
• src/aces/predicates.py (2 hunks)

Additional comments not posted (3)

src/aces/__main__.py (1)

49-49: LGTM! The rename function call is simplified.

The change improves clarity and reduces verbosity by directly passing a dictionary to the rename function.

src/aces/predicates.py (2)

210-257: LGTM! The unnest_meds function is well-implemented.

The function correctly processes a Polars DataFrame containing single-nested MEDS data by un-nesting the events column. The docstring is comprehensive and provides clear usage examples.

---

307-309: LGTM! The integration of unnest_meds improves functionality.

The conditional check and invocation of unnest_meds allow the function to handle single-nested MEDS data more effectively.

[codecov]

Codecov Report

Attention: Patch coverage is 66.66667% with 2 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
src/aces/__main__.py	0.00%	1 Missing ⚠️
src/aces/predicates.py	80.00%	1 Missing ⚠️

Files with missing lines	Coverage Δ
src/aces/__main__.py	94.28% <0.00%> (ø)
src/aces/predicates.py	83.06% <80.00%> (-0.13%)	⬇️