To design a website to calculate the power of a lamp filament in an incandescent bulb in the server side.
P = I2R
P --> Power (in watts)
I --> Intensity
R --> Resistance
Clone the repository from GitHub.
Create Django Admin project.
Create a New App under the Django Admin project.
Create python programs for views and urls to perform server side processing.
Create a HTML file to implement form based input and output.
Publish the website in the given URL.
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<center>
<div class="background">
<div class="mask"></div>
<div class="container">
<h1>Power of a lamp filament</h1>
<form method="post">
{% csrf_token %}
<div class="box">
Intensity:<input type="text" name="Intensity" value="{{I}}" class="intensity"></input></br>
</div>
<div class="box">
Resistance:
<input type="text" name="Resistance" value={{R}} class="resistance">
</input></br>
</div>
<div>
<div class="buttons">
<input type="submit" value="Calculate" class="cal">
</input>
</br>
</div>
</div>
<div class="box">
Power:
<input type="text" name="Power" value="{{power}}" class="power">
</input></br>
</div>
</form>
</div>
</div>
</center>
</body>
</html>
views.py
from django.shortcuts import render
def power(request):
context={}
context['power'] = "0"
context['R'] = "0"
context['I'] = "0"
if request.method == 'POST':
print("POST method is used")
R = request.POST.get('Resistance','0')
I = request.POST.get('Intensity','0')
print('request=',request)
print('Resistance=',R)
print('Intensity=',I)
power = int(R) * int(I) * int(I)
context['power'] = power
context['R'] = R
context['I'] = I
print('Power=',power)
return render(request,'ajith/tharun.html',context)
urls.py
from django.contrib import admin
from django.urls import path
from ajith import views
urlpatterns = [
path('admin/', admin.site.urls),
path('power/',views.power,name="calculatepower"),
path('',views.power,name="calculatepower")]
The program for performing server side processing is completed successfully.