def luminosity(timestamp):
    luminosity_list = filter_by_timestamp(mongo.db.luminosity, timestamp)
    return Response(json.dumps(luminosity_list), mimetype='application/json')
def humidity(timestamp):
    humidity_list = filter_by_timestamp(mongo.db.humidity, timestamp)
    return Response(json.dumps(humidity_list), mimetype='application/json')
def temperature(timestamp):
    temperature_list = filter_by_timestamp(mongo.db.temperature, timestamp)
    return Response(json.dumps(temperature_list), mimetype='application/json')
def luminosity(timestamp):
    luminosity_list = filter_by_timestamp(mongo.db.luminosity, timestamp)
    return Response(json.dumps(luminosity_list), mimetype='application/json')
def humidity(timestamp):
    humidity_list = filter_by_timestamp(mongo.db.humidity, timestamp)
    return Response(json.dumps(humidity_list), mimetype='application/json')
def temperature(timestamp):
    temperature_list = filter_by_timestamp(mongo.db.temperature, timestamp)
    return Response(json.dumps(temperature_list), mimetype='application/json')