def bucketer(buckets, items, fieldname='count'):
    #divide into buckets
    bucketsize = max(items) / float(buckets)
    bucketed = {}
    for i in range(0,buckets + 1):
        size = str(bucketsize * i)
        bucketed[size] = {}
        bucketed[size][fieldname] = 0
        bucketed[size]['textname']  = "%s - %s"%(round((bucketsize * i), 1), round((bucketsize * (i + 1)),1))
        bucketed[size]['name']  = "%s"%(bucketsize * i)

    for a in items:
        for i in range(0,buckets + 1):
            if a <= bucketsize * i:
                bucketed[str(bucketsize * i)][fieldname] += 1

                break
    data = []
    for k,v in bucketed.items():
        data.append(v)
    data = sorted(data, key=lambda k: float(k['name']))

    return data