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add django weather app tutorial
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‎README.md

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‎web-programming/django-weather-app/README.md

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‎web-programming/django-weather-app/db.sqlite3

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‎web-programming/django-weather-app/manage.py

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#!/usr/bin/env python
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"""Django's command-line utility for administrative tasks."""
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import os
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import sys
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def main():
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"""Run administrative tasks."""
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os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'weatherapplication.settings')
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try:
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from django.core.management import execute_from_command_line
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except ImportError as exc:
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raise ImportError(
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"Couldn't import Django. Are you sure it's installed and "
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"available on your PYTHONPATH environment variable? Did you "
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"forget to activate a virtual environment?"
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) from exc
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execute_from_command_line(sys.argv)
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if __name__ == '__main__':
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main()

‎web-programming/django-weather-app/requirements.txt

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requests
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django

‎web-programming/django-weather-app/weatherapplication/__init__.py

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‎web-programming/django-weather-app/weatherapplication/asgi.py

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"""
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ASGI config for weatherapplication project.
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It exposes the ASGI callable as a module-level variable named ``application``.
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For more information on this file, see
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https://docs.djangoproject.com/en/4.1/howto/deployment/asgi/
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"""
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import os
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from django.core.asgi import get_asgi_application
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os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'weatherapplication.settings')
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application = get_asgi_application()

‎web-programming/django-weather-app/weatherapplication/settings.py

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"""
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Django settings for weatherapplication project.
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Generated by 'django-admin startproject' using Django 4.1.
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For more information on this file, see
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https://docs.djangoproject.com/en/4.1/topics/settings/
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For the full list of settings and their values, see
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https://docs.djangoproject.com/en/4.1/ref/settings/
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"""
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from pathlib import Path
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# Build paths inside the project like this: BASE_DIR / 'subdir'.
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BASE_DIR = Path(__file__).resolve().parent.parent
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# Quick-start development settings - unsuitable for production
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# See https://docs.djangoproject.com/en/4.1/howto/deployment/checklist/
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# SECURITY WARNING: keep the secret key used in production secret!
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SECRET_KEY = 'django-insecure-0rt0hcq(e^c!9#qqru4@tzs)aru_*o2q4_=yznil4w14!dcye+'
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# SECURITY WARNING: don't run with debug turned on in production!
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DEBUG = True
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ALLOWED_HOSTS = []
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# Application definition
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INSTALLED_APPS = [
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'django.contrib.admin',
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'django.contrib.auth',
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'django.contrib.contenttypes',
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'django.contrib.sessions',
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'django.contrib.messages',
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'django.contrib.staticfiles',
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# this is the new created app
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'weatherupdates',
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]
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MIDDLEWARE = [
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'django.middleware.security.SecurityMiddleware',
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'django.contrib.sessions.middleware.SessionMiddleware',
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'django.middleware.common.CommonMiddleware',
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'django.middleware.csrf.CsrfViewMiddleware',
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'django.contrib.auth.middleware.AuthenticationMiddleware',
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'django.contrib.messages.middleware.MessageMiddleware',
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'django.middleware.clickjacking.XFrameOptionsMiddleware',
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]
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ROOT_URLCONF = 'weatherapplication.urls'
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TEMPLATES = [
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{
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'BACKEND': 'django.template.backends.django.DjangoTemplates',
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'DIRS': [],
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'APP_DIRS': True,
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'OPTIONS': {
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'context_processors': [
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'django.template.context_processors.debug',
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'django.template.context_processors.request',
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'django.contrib.auth.context_processors.auth',
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'django.contrib.messages.context_processors.messages',
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],
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},
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},
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]
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WSGI_APPLICATION = 'weatherapplication.wsgi.application'
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# Database
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# https://docs.djangoproject.com/en/4.1/ref/settings/#databases
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DATABASES = {
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'default': {
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'ENGINE': 'django.db.backends.sqlite3',
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'NAME': BASE_DIR / 'db.sqlite3',
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}
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}
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# Password validation
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# https://docs.djangoproject.com/en/4.1/ref/settings/#auth-password-validators
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AUTH_PASSWORD_VALIDATORS = [
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{
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'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
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},
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{
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'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
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},
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{
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'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
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},
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{
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'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
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},
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]
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# Internationalization
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# https://docs.djangoproject.com/en/4.1/topics/i18n/
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LANGUAGE_CODE = 'en-us'
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TIME_ZONE = 'UTC'
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USE_I18N = True
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USE_TZ = True
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# Static files (CSS, JavaScript, Images)
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# https://docs.djangoproject.com/en/4.1/howto/static-files/
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STATIC_URL = 'static/'
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# Default primary key field type
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# https://docs.djangoproject.com/en/4.1/ref/settings/#default-auto-field
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DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

‎web-programming/django-weather-app/weatherapplication/urls.py

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from django.contrib import admin
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from django.urls import path, include
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urlpatterns = [
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# the default path for the admin site
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path('admin/', admin.site.urls),
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# this points django to the weatherupdates app urls
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path('', include('weatherupdates.urls')),
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]

‎web-programming/django-weather-app/weatherapplication/wsgi.py

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"""
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WSGI config for weatherapplication project.
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It exposes the WSGI callable as a module-level variable named ``application``.
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For more information on this file, see
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https://docs.djangoproject.com/en/4.1/howto/deployment/wsgi/
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"""
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import os
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from django.core.wsgi import get_wsgi_application
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os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'weatherapplication.settings')
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application = get_wsgi_application()

‎web-programming/django-weather-app/weatherupdates/__init__.py

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‎web-programming/django-weather-app/weatherupdates/admin.py

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from django.contrib import admin
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# Register your models here.

‎web-programming/django-weather-app/weatherupdates/apps.py

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from django.apps import AppConfig
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class WeatherupdatesConfig(AppConfig):
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default_auto_field = 'django.db.models.BigAutoField'
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name = 'weatherupdates'

‎web-programming/django-weather-app/weatherupdates/migrations/__init__.py

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‎web-programming/django-weather-app/weatherupdates/models.py

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from django.db import models
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# Create your models here.

‎web-programming/django-weather-app/weatherupdates/templates/weatherupdates/404.html

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<!-- extends is for inheriting from the base.html -->
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{% extends 'weatherupdates/base.html' %}
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{% block content %}
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<div class="row justify-content-center my-5">
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<div class="col-md-5">
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<h1>Page Not Found</h1>
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<p>Make sure you are connected to the internet or you are entering a valid city name</p>
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<a href="{% url 'home' %}" class="btn btn-secondary">Go Home</a>
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</div>
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</div>
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{% endblock %}

‎web-programming/django-weather-app/weatherupdates/templates/weatherupdates/base.html

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Weather Updates App</title>
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<!-- getting bootstrap5 from CDN -->
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<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.0/dist/css/bootstrap.min.css" rel="stylesheet">
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</head>
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<body>
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{% block content %}
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{% endblock %}
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</body>
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</html>

‎web-programming/django-weather-app/weatherupdates/templates/weatherupdates/home.html

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<!-- extends is for inheriting from the base.html -->
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{% extends 'weatherupdates/base.html' %}
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{% block content %}
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<div class="row justify-content-center my-5">
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<div class="col-md-5">
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<div class="mt-4 p-5 bg-success text-white rounded mb-3">
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<h1>Weather Update App</h1>
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</div>
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<form action="." method="POST">
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{% csrf_token %}
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<div class="input-group">
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<input type="text" required class="form-control" name="city" placeholder="Search City.......">
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<div class="input-group-append">
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<button class="btn btn-success" type="submit">
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Search
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</button>
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</div>
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</div>
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</form>
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<hr>
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<div class="card">
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<div class="card-body">
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<img src="http://openweathermap.org/img/w/{{ city_weather_update.icon }}.png" alt="">
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<div class="card-text float-end">{{ city_weather_update.time }}</div>
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<div class="card-text"><h5>{{ city_weather_update.city }} {{ city_weather_update.country_code }}</h5></div>
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<div class="card-text"><h6>{{ city_weather_update.temperature }}</h6></div>
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<div class="card-text"><h6>{{ city_weather_update.description | title }}</h6></div>
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<div class="card-text"><h6>{{ city_weather_update.wind }}</h6></div>
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<div class="card-text"><h6>{{ city_weather_update.humidity }}</h6></div>
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</div>
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</div>
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</div>
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</div>
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{% endblock %}

‎web-programming/django-weather-app/weatherupdates/tests.py

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from django.test import TestCase
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# Create your tests here.

‎web-programming/django-weather-app/weatherupdates/urls.py

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# here we are import path from in-built django-urls
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from django.urls import path
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# here we are importing all the Views from the views.py file
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from . import views
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urlpatterns = [
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path('', views.index, name='home'),
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]

‎web-programming/django-weather-app/weatherupdates/views.py

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from django.shortcuts import render
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import requests
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from datetime import datetime
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# the index() will handle all the app's logic
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def index(request):
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# if there are no errors the code inside try will execute
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try:
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# checking if the method is POST
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if request.method == 'POST':
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API_KEY = 'put your API key here'
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# getting the city name from the form input
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city_name = request.POST.get('city')
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# the url for current weather, takes city_name and API_KEY
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url = f'https://api.openweathermap.org/data/2.5/weather?q={city_name}&appid={API_KEY}&units=metric'
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# converting the request response to json
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response = requests.get(url).json()
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# getting the current time
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current_time = datetime.now()
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# formatting the time using directives, it will take this format Day, Month Date Year, Current Time
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formatted_time = current_time.strftime("%A, %B %d %Y, %H:%M:%S %p")
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# bundling the weather information in one dictionary
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city_weather_update = {
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'city': city_name,
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'description': response['weather'][0]['description'],
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'icon': response['weather'][0]['icon'],
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'temperature': 'Temperature: ' + str(response['main']['temp']) + ' °C',
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'country_code': response['sys']['country'],
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'wind': 'Wind: ' + str(response['wind']['speed']) + 'km/h',
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'humidity': 'Humidity: ' + str(response['main']['humidity']) + '%',
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'time': formatted_time
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}
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# if the request method is GET empty the dictionary
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else:
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city_weather_update = {}
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context = {'city_weather_update': city_weather_update}
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return render(request, 'weatherupdates/home.html', context)
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# if there is an error the 404 page will be rendered
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# the except will catch all the errors
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except:
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return render(request, 'weatherupdates/404.html')
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