import smbus
import time
import struct

bus=smbus.SMBus(1)

address = 0x27

bus.write_byte_data(address, 0, 1)

time.sleep(0.2)

data_bytes = bus.read_i2c_block_data(address, 0, 4)
print(data_bytes)

data_bytes[0] = data_bytes[0] & 0x3f
temperature = data_bytes[2]<<8 | data_bytes[3]
humidity = data_bytes[0]<<8 | data_bytes[1]
temperature = temperature / 4
print(float("{0:.2f}".format(humidity* 6.10e-3)))
print(float("{0:.2f}".format(temperature* 1.007e-2 - 40.0)))