Sending measurements from a MighyOhm Geiger Counter to cosm, using a Raspberry Pi and its onboard serial interface.

geiger.py

#!/bin/python

import serial
from datetime import datetime

import eeml
import eeml.datastream

API_KEY = 'YOUR_COSM_API_KEY'
API_URL = 102285

ser = serial.Serial(port="/dev/ttyAMA0", baudrate=9600)
#sio = io.TextIOWrapper(io.BufferedRWPair(ser,ser))

ser.open()

cpm = []
usv = []
currentMinute = datetime.now().minute

while 1 < 2:
	if not datetime.now().minute == currentMinute:
		cpm_avg = round(sum(cpm)/float(len(cpm)),1)
		usv_avg = round(sum(usv)/len(usv),3)
		print currentMinute, ": CPM: ", cpm_avg, " uSv/h: ", usv_avg

		cosm = eeml.datastream.Cosm(API_URL, API_KEY, use_https=False)
		cosm.update([eeml.Data(0, cpm_avg), eeml.Data(1, usv_avg)])
		try:
			cosm.put()
		except:
			print "Something unexpected happed. Let's forget about it and continue..."

		cpm = []
		usv = []
		currentMinute = datetime.now().minute

	line = ser.readline().split(", ")
	cpm.append(int(line[3]))
	usv.append(float(line[5]))