# API

## Preprocessing

```{eval-rst}
.. module:: troutpy.pp
.. currentmodule:: troutpy

.. autosummary::
    :toctree: generated

    pp.create_grid_squares
    pp.aggregate_urna
    pp.compute_extracellular_counts
    pp.define_urna
    pp.filter_urna
    pp.format_adata