"""File input/output methods.

Created on July 6th 2022

: authors: | Johnny Hendricks <johnny.hendricks@orbitalmicro.com>
"""

def foo(input_val, var='precipitationCal'):
    """
    Dummy routine for testing
    Parameters
    ----------
    input_val : int
        Dummy variable

    Keyword Arguments
    -----------------
    var : str
        The GPM variable name to read. Must match with an available variable
        name in the Grid group within GPM files.

    Returns
    -------
    variable: dummy value
        GPM precipitation rate
    """
    return input_val
