Calculate bpm and duration

For guessing bpm of a sample, or to know the duration or bars of a song.

#! /usr/bin/env python

import sys

duration  = float(sys.argv[1])
bars = float(sys.argv[2])
beats = 4

def bpm(duration, bars):
	return  4 * 60.0 / duration  * bars

print bpm (duration, bars)

#! /usr/bin/env python

import sys

# beats per minute (bpm)
bpm = int(sys.argv[1])

# number of bars bars
bars = int(sys.argv[2])

#  number of beats per bar
beats = 4

def duration(bpm, bars ):
	
	return 4 * 60.0  * bars / bpm  


print duration (bpm, bars)

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