Modules implementing the “Extract” step of the PUDL ETL pipeline.
Each module in this subpackage implements data extraction for a single data source from
the PUDL Data Sources. This process begins with the original data as retrieved by
pudl.workspace subpackage, and ends with a dictionary of “raw”
pandas.DataFrame`s, that have been minimally altered from the original data, and
are ready for normalization and data cleaning by the data source specific modules in the