Applause volume based judging program for ChiPy Ultimate Language Shootout 2015

volume.py

#based on http://ubuntuforums.org/showthread.php?t=500337

import alsaaudio, time, audioop

talks = """OCaml
R
Swift
PostScript
QML
Ruby
Game of Life
JavaScript
Go
Spreadsheets""".split('\n')

results = []
for talk in talks:
    raw_input("Talk Name: %s" % talk)

    inp = alsaaudio.PCM(alsaaudio.PCM_CAPTURE,alsaaudio.PCM_NONBLOCK)
    inp.setchannels(1)
    inp.setrate(8000)
    inp.setformat(alsaaudio.PCM_FORMAT_S16_LE)
    inp.setperiodsize(160)

    samples = []
    for i in range(3750):
        l,data = inp.read()
        if l:
            samples.append(audioop.rms(data, 2))
        time.sleep(0.001)

    result = sum(samples) / len(samples)
    print "Average Value for", talk, ":", result
    results.append(result)

for talk, result in sorted(zip(talks, results), key = lambda t: t[1]):
    print result, talk