def project_process(index, start, end):
    """Compute the metrics for the project process section of the enriched
    github issues index.

    Returns a dictionary containing "bmi_metrics", "time_to_close_metrics",
    "time_to_close_review_metrics" and patchsets_metrics as the keys and
    the related Metrics as the values.
    time_to_close_title and time_to_close_review_title contain the file names
    to be used for time_to_close_metrics and time_to_close_review_metrics
    metrics data.

    :param index: index object
    :param start: start date to get the data from
    :param end: end date to get the data upto
    :return: dictionary with the value of the metrics
    """

    results = {
        "bmi_metrics": [BMIPR(index, start, end)],
        "time_to_close_metrics": [],
        "time_to_close_review_metrics": [DaysToClosePRAverage(index, start, end),
                                         DaysToClosePRMedian(index, start, end)],
        "patchsets_metrics": []
    }

    return results