import urllib.request

dataurl = "https://gist.githubusercontent.com/coderd00d/ca718df8e633285885fa/raw/eb4d0bb084e71c78c68c66e37e07b7f028a41bb6/windfarm.dat"

class Data(object):
    days = ["Mon","Tue","Wed","Thu","Fri","Sat","Sun"]

    def __init__(self):
        self.data = {}

    def addData(self, tower, day, energy):
        if tower not in self.data:
            self.data[tower] = { day : 0 for day in self.days }

        self.data[tower][day] += energy

    def __str__(self):
        s = "| Tower |  " + "  |  ".join(self.days) + "  |\n"
        for tower in sorted(self.data.keys()):
            s += ("| %-5d | " % tower) + " | ".join(["%5d" % self.data[tower][day] for day in self.days]) + " |\n"
        return s

    @staticmethod
    def get_from_url(url):
        data = Data()
        req = urllib.request.urlopen(url)
        rawdata = req.read().decode("utf-8")
        req.close()
        for line in rawdata.split("\n"):
            try:
                (tower, day, energy) = line.split(" ")
                data.addData(int(tower),day,int(energy))
            except Exception:
                pass
        return data

if __name__ == "__main__":
    print(str(Data.get_from_url(dataurl)))