Please help. Can't find error in syntax and logic after 2 hours. But …

Jason/books/apps/books/admin.py

@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.contrib import admin
+
+# Register your models here.

Jason/books/apps/books/apps.py

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+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.apps import AppConfig
+
+
+class BooksConfig(AppConfig):
+    name = 'books'

Jason/books/apps/books/migrations/0001_initial.py

@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11 on 2017-04-18 20:00
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Book',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=45)),
+                ('author', models.CharField(max_length=45)),
+                ('published_date', models.DateTimeField()),
+                ('category', models.CharField(max_length=45)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+        ),
+    ]

Jason/books/apps/books/migrations/0002_book_inprint.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11 on 2017-04-18 20:29
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('books', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='book',
+            name='inprint',
+            field=models.BooleanField(default=True),
+        ),
+    ]

Jason/books/apps/books/migrations/0003_auto_20170418_1532.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11 on 2017-04-18 20:32
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('books', '0002_book_inprint'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='book',
+            name='inprint',
+            field=models.BooleanField(verbose_name=True),
+        ),
+    ]

Jason/books/apps/books/models.py

@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+from django.db import models
+
+class Book(models.Model):
+	title = models.CharField(max_length=45)
+	author = models.CharField(max_length=45)
+	published_date = models.DateTimeField()
+	category = models.CharField(max_length=45)
+	created_at = models.DateTimeField(auto_now_add=True)
+	updated_at = models.DateTimeField(auto_now=True)
+	inprint = models.BooleanField(True)
+
+
+
+
+
+
+# Create your models here.

Jason/books/apps/books/tests.py

@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.test import TestCase
+
+# Create your tests here.

Jason/books/apps/books/urls.py

@@ -0,0 +1,7 @@
+# -*- coding: utf-8 -*-
+from django.conf.urls import url
+from . import views
+
+urlpatterns = [
+	url(r'^$',views.index),
+]

Jason/books/apps/books/views.py

@@ -0,0 +1,48 @@
+# -*- coding: utf-8 -*-
+from django.shortcuts import render
+from .models import Book
+
+def index(request):
+	if request.method == 'GET':
+		items =	[{
+					'title':'abc',
+					'author':'db',
+					'published_date':'2017-01-02 00:00:00',
+					'category':'abc',
+			 	 },
+			 	 {
+					'title':'abc',
+					'author':'db',
+					'published_date':'2017-01-02 00:00:00',
+					'category':'abc',
+			 	 },
+			 	 {
+					'title':'abc',
+					'author':'db',
+					'published_date':'2017-01-02 00:00:00',
+					'category':'abc',
+			 	 },
+			 	 {
+					'title':'abc',
+					'author':'db',
+					'published_date':'2017-01-02 00:00:00',
+					'category':'abc',
+			 	 },
+			 	 {
+					'title':'abc',
+					'author':'db',
+					'published_date':'2017-01-02 00:00:00',
+					'category':'abc',
+			 	 },
+			 	]
+
+		for item in items:
+			print 'item', item['title']
+			Book.objects.create(title=item['title'],author=item['author'],published_date=item['published_date'],category=item['category'], inprint=True)
+
+
+
+	print Book.objects.all()[0].title
+
+	return render(request,"books/index.html")
+# Create your views here.

Jason/books/main/settings.py

@@ -0,0 +1,122 @@
+"""
+Django settings for main project.
+
+Generated by 'django-admin startproject' using Django 1.11.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/1.11/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/1.11/ref/settings/
+"""
+
+import os
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/1.11/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = '9wj8-$7nyza&)1dfo7s^%n_##&*e^6)r!*5-9!xzocj(o+u4tl'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'apps.books',
+    'django_extensions',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'main.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'main.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/1.11/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/1.11/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/1.11/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/1.11/howto/static-files/
+
+STATIC_URL = '/static/'

Jason/books/main/urls.py

@@ -0,0 +1,21 @@
+"""main URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/1.11/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  url(r'^$', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  url(r'^$', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.conf.urls import url, include
+    2. Add a URL to urlpatterns:  url(r'^blog/', include('blog.urls'))
+"""
+from django.conf.urls import url, include
+from django.contrib import admin
+
+urlpatterns = [
+    url(r'^', include('apps.books.urls')),
+]

Jason/books/main/wsgi.py

@@ -0,0 +1,16 @@
+"""
+WSGI config for main project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/1.11/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault("DJANGO_SETTINGS_MODULE", "main.settings")
+
+application = get_wsgi_application()

Jason/books/manage.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+import os
+import sys
+
+if __name__ == "__main__":
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "main.settings")
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError:
+        # The above import may fail for some other reason. Ensure that the
+        # issue is really that Django is missing to avoid masking other
+        # exceptions on Python 2.
+        try:
+            import django
+        except ImportError:
+            raise ImportError(
+                "Couldn't import Django. Are you sure it's installed and "
+                "available on your PYTHONPATH environment variable? Did you "
+                "forget to activate a virtual environment?"
+            )
+        raise
+    execute_from_command_line(sys.argv)

Jason/bubble_sort.py

@@ -0,0 +1,34 @@
+# -*- coding: utf-8 -*-
+"""
+Python Algorithm Assignment
+
+Author: Jason Lee
+
+"""
+# def push_front(arr,val):
+# 	#append value to the end of the list
+# 	arr.append(val)
+# 	print arr
+# 	print len(arr)
+# 	#swap adjacent elements starting from the end of the list total len(arr)-1 times.
+# 	for index in range(len(arr)-1):
+# 		arr[len(arr) - index-1], arr[len(arr) - index -2] = arr[len(arr) - index -1], arr[len(arr) - index-2]  
+# 	return arr
+
+# print push_front([2,4,1,3],0)	
+###<-------- Does not produced intended result because of descending swap
+
+# arr = [1,3,5,7]
+# arr[4],arr[3]=arr[3],arr[4]
+# print arr
+
+def bubble_sort(arr):
+	for loop_index in range(len(arr)-1):
+		for sorting_index in range(len(arr)-1):
+			if arr[sorting_index] > arr[sorting_index+1]:
+				arr[sorting_index],arr[sorting_index+1] = arr[sorting_index+1],arr[sorting_index]
+
+	return arr
+
+print bubble_sort([5,3,7,9,1,10])
+

Jason/courses/courses_app/admin.py

@@ -0,0 +1,6 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.contrib import admin
+
+# Register your models here.