cosa.py

from random import randint
from random import choice
from time import sleep

import graphitesend

def get_metrics():
    metrics = []
    for meter in ["{0:02d}".format(i) for i in range(1, 11)]:
        for (metric, base) in [("tension", 110), ("corriente", 2), ("temperatura", 35)]:
            tenth = base / 10.0
            delta = randint(0, 3)
            sgn = choice([1, -1])
            metrics.append((
                "meter{}.{}".format(meter,  metric),
                base + (sgn * tenth * delta),
            ))
    return metrics

def main():

    graphite = graphitesend.GraphiteClient(
        prefix='',
        graphite_server='localhost',
        debug=True,
        system_name='',
    )

    while True:
        sleep(1)
        print('sending ...')
        metrics = get_metrics()
        print(metrics)
        graphite.send_list(metrics)

if __name__ == '__main__':
    main()