import json
import requests
with open('users_regs.txt') as f:
    for line in f:
        value = line.split("\t")
        source = 'https://www.googleapis.com/analytics/v3/data/ga?ids=ga%3A118898472&start-date=' + value[1] +'&end-date=' + value[2].strip('\n') +'&metrics=ga%3Asessions&dimensions=ga%3AsourceMedium%2Cga%3AdateHourMinute&sort=ga%3AdateHourMinute&filters=ga%3Adimension1%3D%3D' + value[0] +'&access_token=ya29.Gl3wBOWAecjWj4GgW0Gj920Sx2SBtVBkCHZjOsPNu6MWnN1XnsNwwzVzPVBcdVwDf_7lWJd0mege38pP1PSNvc9aBA7wbndUn-h6vqS5bbbEhSOKHp4cjQvVSQiN5R4'

        r = requests.get(source)
        l = json.loads(r.text)

        with open('users/' + value[0]+'.txt', 'w') as outfile:
           json.dump(l, outfile)

        try:
           for row in l["rows"]:
              print(value[0] + "  " + row[0])
              break
        except:
           print(value[0])