import csv


def get_rows(input_tsv):
    """Parse input CSV into list of rows

    Keyword arguments:
    input_tsv -- input TSV containing study metadata

    Returns
    _csv.reader -- content of input file
    """
    tsv_rows = csv.reader(open(input_tsv, 'r'), delimiter='\t')
    return tsv_rows
    # see tsv2xml.py