Utils

Generally useful functions used across the library. Some are also helpful when writing custom variable definitions or post-processing cohort data.

• Time Primitives
• DataFrame Utilities
• Extraction Helpers
• TableOne Export
• Logging
• Debug

Overview

Submodule	Contents
Time Primitives	TimeAnchor, TimeWindow, WindowRelation, WindowOverlap — time-bound primitives used throughout variable extraction.
DataFrame Utilities	DataFrame conversion (Polars ↔ Pandas ↔ Stata), time-series joins, value cleaning, aggregation helpers.
Extraction Helpers	Low-level variable-extraction helpers: filtering, aggregation, time-window expressions, time-series cleaning, merge_consecutive.
TableOne Export	Export a TableOne object to LaTeX, Markdown, HTML, or PDF.
Logging	Logger configuration, custom formatters, and structured log helpers.
Debug	Debug-info printers for filing GitHub issues.