Agfdhyk

I try to follow this tutorial :
https://medium.com/@dvd.ciri/raspberry-pi-firebase-home-automation-d5a237f18fb5

but i have a problem with adafruit. Some one can help me ?

import RPi.GPIO as GPIO

from time import sleep

import datetime

from firebase import firebase

import pigpio

import Adafruit_DHT

import urllib2, urllib, httplib

import json

import os 

from functools import partial



# Global variables

LOGGER = 1

sensor_pin_number = 4;

firebase = firebase.FirebaseApplication('https://p8.firebaseio.com/', None)





# LOGGER

def printlog(text):

    if(LOGGER):

        print(text)

# LOGGER





# Start script

# ============================================================================

printlog("Script Startedn")



#Information about temperature, humidity, cpu, disk, RAM

# Initiate GPIO for pigpio

pi = pigpio.pi()

# Setup the sensor

sensor= Adafruit_DHT.DHT22







def readDHT22():

    # Get a new reading

    # Save our values

    humidity,temp = Adafruit_DHT.read_retry(sensor, sensor_pin_number)



    return (humidity, temp)





# Return CPU temperature as a character string                                      

def getCPUtemperature():

    res = os.popen('vcgencmd measure_temp').readline()

    return(res.replace("temp=","").replace("'Cn",""))



# Return RAM information (unit=kb) in a list                                        

# Index 0: total RAM                                                                

# Index 1: used RAM                                                                 

# Index 2: free RAM                                                                 

def getRAMinfo():

    p = os.popen('free')

    i = 0

    while 1:

        i = i + 1

        line = p.readline()

        if i==2:

            return(line.split()[1:4])



# Return % of CPU used by user as a character string                                

def getCPUuse():

    return(str(os.popen("top -n1 | awk '/Cpu(s):/ {print $2}'").readline().strip(

)))



# Return information about disk space as a list (unit included)                     

# Index 0: total disk space                                                         

# Index 1: used disk space                                                          

# Index 2: remaining disk space                                                     

# Index 3: percentage of disk used                                                  

def getDiskSpace():

    p = os.popen("df -h /")

    i = 0

    while 1:

        i = i +1

        line = p.readline()

        if i==2:

            return(line.split()[1:5])



##Date time formatting

dateString = '%d/%m/%Y %H:%M:%S'





def updatePiInfo():



    printlog("## Updating Firebase Info.. ##")

    firebase.put("/Settings", "/last_update_datetime", datetime.datetime.now().strftime(dateString))



    ##retrive max & min humidity (remove the %)

    maxHumidity = firebase.get("/Controls/Sensors/Humidity/max_inside", None)

    maxHumidity = maxHumidity[:-1]



    minHumidity = firebase.get("/Controls/Sensors/Humidity/min_inside", None)

    minHumidity = minHumidity[:-1]



    #retrieve max & min temperature (remove the C)

    maxTemperature = firebase.get("/Controls/Sensors/Temperature/max_inside", None)

    maxTemperature = maxTemperature[:-1]



    minTemperature = firebase.get("/Controls/Sensors/Temperature/min_inside", None)

    minTemperature = minTemperature[:-1]



    #add current value

    humidity, temperature = readDHT22()

    firebase.put("/Controls/Sensors", "/Humidity/current_inside", ""+humidity+"%")

    firebase.put("/Controls/Sensors", "/Temperature/current_inside", ""+temperature+"C")



    ##check for max values

    if float(humidity) > float(maxHumidity):

        firebase.put("/Controls/Sensors", "/Humidity/max_inside", ""+humidity+"%")

        printlog("Updated Humidity max_inside")

    if float(temperature) > float(maxTemperature):

        firebase.put("/Controls/Sensors", "/Temperature/max_inside", ""+temperature+"C")

        printlog("Updated Temperature max_inside")



    ## cehck for min values

    if float(humidity) < float(minHumidity):

        firebase.put("/Controls/Sensors", "/Humidity/min_inside", ""+humidity+"%")

        printlog("Updated Humidity min_inside")

    if float(temperature) < float(minTemperature):

        firebase.put("/Controls/Sensors", "/Temperature/min_inside", ""+temperature+"C")

        printlog("Updated Temperature min_inside")



    #CPU INFO

    CPU_temp = getCPUtemperature()

    CPU_usage = getCPUuse()

    firebase.put("/PI/CPU", "/temperature", CPU_temp)



    #RAM INFO

    RAM_stats = getRAMinfo()

    RAM_total = round(int(RAM_stats[0]) / 1000,1)

    RAM_used = round(int(RAM_stats[1]) / 1000,1)

    RAM_free = round(int(RAM_stats[2]) / 1000,1)

    firebase.put("/PI/RAM", "/free", str(RAM_free)+"")

    firebase.put("/PI/RAM", "/used", str(RAM_used)+"")

    firebase.put("/PI/RAM", "/total", str(RAM_total)+"")



    #DISK INFO

    DISK_stats = getDiskSpace()

    DISK_total = DISK_stats[0]

    DISK_free = DISK_stats[1]

    DISK_perc = DISK_stats[3]

    DISK_used = float(DISK_total[:-1]) - float(DISK_free[:-1])

    firebase.put("/PI/DISK", "/total", str(DISK_total[:-1]))

    firebase.put("/PI/DISK", "/free", str(DISK_free[:-1]))

    firebase.put("/PI/DISK", "/used", str(DISK_used))

    firebase.put("/PI/DISK", "/percentage", str(DISK_perc))





    printlog(datetime.datetime.now().strftime(dateString))

    printlog("Humidity: Current["+humidity+"], Max["+maxHumidity+"], Min["+minHumidity+"]")

    printlog("Temperature: Current["+temperature+"], Max["+maxTemperature+"], Min["+minTemperature+"]")

    printlog("CPU temperature: "+CPU_temp)

    printlog("RAM total["+str(RAM_total)+" MB], RAM used["+str(RAM_used)+" MB], RAM free["+str(RAM_free)+" MB]")

    printlog("DISK total["+str(DISK_total)+"], free["+str(DISK_free)+"], perc["+str(DISK_perc)+"]")

    printlog("## Update finished successfully ##")

    printlog("======================================================n")

i have this error :

dht22 = Adafruit_DHT.sensor(pi, sensor_pin_number) AttributeError: 'module' object has no attribute 'sensor'

///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

Try this:

import RPi.GPIO as GPIO

from time import sleep

import datetime

from firebase import firebase

import pigpio

import Adafruit_DHT

import urllib2, urllib, httplib

import json

import os 

from functools import partial



# Global variables

LOGGER = 1



sensor_pin_number = 4;

firebase = firebase.FirebaseApplication('https://p8.firebaseio.com/', None)





# LOGGER

def printlog(text):

    if(LOGGER):

        print(text)

# LOGGER





# Start script

# ============================================================================

printlog("Script Startedn")



#Information about temperature, humidity, cpu, disk, RAM

# Initiate GPIO for pigpio

pi = pigpio.pi()

# Setup the sensor

sensor= Adafruit_DHT.DHT22







def readDHT22():

    # Get a new reading

    # Save our values

    humidity,temperature = Adafruit_DHT.read_retry(sensor, sensor_pin_number)



    return (humidity, temperature)