main.py

#!/usr/bin/python
from flask import Flask, request,render_template
from random import shuffle,choice
from time import sleep
from pygal.style import DarkSolarizedStyle
import serial
import pygal



app = Flask(__name__)
try:
 try:   # crie um serial na porta ACM0
   ser = serial.Serial("/dev/ttyACM0",9600)
 except: # crie um serial na porta ACM1
  ser = serial.Serial("/dev/ttyACM1",9600)
except:
  status = False


def gera_grafico(direita,esquerda,frente):
  bar_chart = pygal.HorizontalBar(width=1200,height=400,style=DarkSolarizedStyle)
  bar_chart.title = "Sensor UltraSom HC-04"
  bar_chart.add('Direita', direita)
  bar_chart.add('Esquanerda',esquerda)
  bar_chart.add('Frente', frente)
  chart = bar_chart.render(is_unicode=True)
  return chart


def update_values():
  while True:
   sleep(0.1)
   rd = range(100)
   shuffle(rd)
   return gera_grafico(choice(rd),choice(rd),choice(rd))

def processos():
  cpu = range(10)
  ram = range(10)
  processos_execucao = range (10)
  return [cpu,ram,processos_execucao]




@app.route("/")
def home():
 return render_template("index.html")

@app.route("/controle",methods=["GET","POST"])  # controle do robo manualmente
def controle():

  if request.method == "POST":
     if request.form['submit'] == "RUN":
         print "RUN ROBOT"
         # send comand RUN to robot
         if status:
           ser.write("w")
         else:
            print "No Send comand "
     elif request.form['submit'] == "BACK":
         print 'RUN BACK'
         # send comand BACK to robot
         if status:
           ser.write("s")
         else:
            print "No Send comand "

     elif request.form['submit'] == "LEFT":
         print "RUN LEFT"
         # send comand LEFT to robot
         if status:
           ser.write("a")
         else:
            print "No Send comand "
     elif request.form['submit'] == "RIGHT":
         print "RUN RIGHT"
         # send comand LEFT to robot
         if status:
           ser.write("d")
         else:
            print "No Send comand "

     elif request.form['submit'] == "STOP":
         print "STOP ROBOT"
         # send comand LEFT to robot
         if status:
           ser.write("p")
         else:
            print "No Send comand "

  return render_template('controle.html')

@app.route("/graficos",methods=["GET","POST"])
def graficos():
  return render_template('graficos.html',chart=update_values())

@app.route("/processos")
def processos():
   return render_template('processos.html')

@app.route("/camera")
def camera():

   return render_template('camera.html')

if __name__ == "__main__":
    app.run(host="0.0.0.0",port=80,debug=True)