import RPi.GPIO as GPIO
import time

class HR04(object):
    def __init__(self,trig,echo):
        GPIO.setmode(GPIO.BCM);
        GPIO.setwarnings(False);
        self.trig = trig;
        self.echo = echo;
        GPIO.setup(self.trig,GPIO.OUT);
        GPIO.setup(self.echo,GPIO.IN);
        print("run");

    def __str__():
        return "control HR04";

    def getCmDistance(self):
        try:
            GPIO.setmode(GPIO.BCM);
            GPIO.setup(self.trig,GPIO.OUT);
            GPIO.setup(self.echo,GPIO.IN);
            
            GPIO.output(self.trig,False);
            time.sleep(0.01);
            GPIO.output(self.trig,True);
            time.sleep(0.00001);
            GPIO.output(self.trig,False);

            while GPIO.input(self.echo) == 0:
                self.pulse_start = time.time();
            
            while GPIO.input(self.echo) == 1:
                self.pulse_end = time.time();

            pulse_duration = self.pulse_end - self.pulse_start;
            distance = pulse_duration * 17150;
            distance = round(distance);
            
            if distance < 2 or distance > 400:
                return None;
            else:
                return distance;
        except:
            
            return None;

3172377ca72a19bff661a39ccf14047f96c957d4
<mask token>


class HR04(object):
    <mask token>
    <mask token>
    <mask token>

<mask token>


class HR04(object):

    def __init__(self, trig, echo):
        GPIO.setmode(GPIO.BCM)
        GPIO.setwarnings(False)
        self.trig = trig
        self.echo = echo
        GPIO.setup(self.trig, GPIO.OUT)
        GPIO.setup(self.echo, GPIO.IN)
        print('run')

    def __str__():
        return 'control HR04'
    <mask token>

<mask token>


class HR04(object):

    def __init__(self, trig, echo):
        GPIO.setmode(GPIO.BCM)
        GPIO.setwarnings(False)
        self.trig = trig
        self.echo = echo
        GPIO.setup(self.trig, GPIO.OUT)
        GPIO.setup(self.echo, GPIO.IN)
        print('run')

    def __str__():
        return 'control HR04'

    def getCmDistance(self):
        try:
            GPIO.setmode(GPIO.BCM)
            GPIO.setup(self.trig, GPIO.OUT)
            GPIO.setup(self.echo, GPIO.IN)
            GPIO.output(self.trig, False)
            time.sleep(0.01)
            GPIO.output(self.trig, True)
            time.sleep(1e-05)
            GPIO.output(self.trig, False)
            while GPIO.input(self.echo) == 0:
                self.pulse_start = time.time()
            while GPIO.input(self.echo) == 1:
                self.pulse_end = time.time()
            pulse_duration = self.pulse_end - self.pulse_start
            distance = pulse_duration * 17150
            distance = round(distance)
            if distance < 2 or distance > 400:
                return None
            else:
                return distance
        except:
            return None

import RPi.GPIO as GPIO
import time


class HR04(object):

    def __init__(self, trig, echo):
        GPIO.setmode(GPIO.BCM)
        GPIO.setwarnings(False)
        self.trig = trig
        self.echo = echo
        GPIO.setup(self.trig, GPIO.OUT)
        GPIO.setup(self.echo, GPIO.IN)
        print('run')

    def __str__():
        return 'control HR04'

    def getCmDistance(self):
        try:
            GPIO.setmode(GPIO.BCM)
            GPIO.setup(self.trig, GPIO.OUT)
            GPIO.setup(self.echo, GPIO.IN)
            GPIO.output(self.trig, False)
            time.sleep(0.01)
            GPIO.output(self.trig, True)
            time.sleep(1e-05)
            GPIO.output(self.trig, False)
            while GPIO.input(self.echo) == 0:
                self.pulse_start = time.time()
            while GPIO.input(self.echo) == 1:
                self.pulse_end = time.time()
            pulse_duration = self.pulse_end - self.pulse_start
            distance = pulse_duration * 17150
            distance = round(distance)
            if distance < 2 or distance > 400:
                return None
            else:
                return distance
        except:
            return None

import RPi.GPIO as GPIO
import time

class HR04(object):
    def __init__(self,trig,echo):
        GPIO.setmode(GPIO.BCM);
        GPIO.setwarnings(False);
        self.trig = trig;
        self.echo = echo;
        GPIO.setup(self.trig,GPIO.OUT);
        GPIO.setup(self.echo,GPIO.IN);
        print("run");

    def __str__():
        return "control HR04";

    def getCmDistance(self):
        try:
            GPIO.setmode(GPIO.BCM);
            GPIO.setup(self.trig,GPIO.OUT);
            GPIO.setup(self.echo,GPIO.IN);
            
            GPIO.output(self.trig,False);
            time.sleep(0.01);
            GPIO.output(self.trig,True);
            time.sleep(0.00001);
            GPIO.output(self.trig,False);

            while GPIO.input(self.echo) == 0:
                self.pulse_start = time.time();
            
            while GPIO.input(self.echo) == 1:
                self.pulse_end = time.time();

            pulse_duration = self.pulse_end - self.pulse_start;
            distance = pulse_duration * 17150;
            distance = round(distance);
            
            if distance < 2 or distance > 400:
                return None;
            else:
                return distance;
        except:
            
            return None;
