def get_n_cluster_per_event_hist(cluster_table):
logging.info("<STR_LIT>")<EOL>cluster_in_events = analysis_utils.get_n_cluster_in_events(cluster_table)[:, <NUM_LIT:1>]  <EOL>return np.histogram(cluster_in_events, bins=list(range(<NUM_LIT:0>, np.max(cluster_in_events) + <NUM_LIT:2>)))<EOL>
Calculates the number of cluster in every event.

    Parameters
    ----------
    cluster_table : pytables.table

    Returns
    -------
    numpy.Histogram