Example code for Episode 15

episode14/README.txt

@@ -0,0 +1,3 @@
+Example for TWiT Coding 101 - Episode 14
+
+Displays a list of the Coding 101 episodes (from a file), upon selection of a specific episode displays its title, air date and description.

episode14/coding101.py

@@ -10,10 +10,10 @@
 import textwrap
 
 # Print opening title
-print "================================ CODING 101 ================================"
+print '================================ CODING 101 ================================'
 
 # Open the file
-episodeFile = open("coding101.txt", "r")
+episodeFile = open('coding101.txt', 'r')
 # Read the lines into a list
 linesFromFile = episodeFile.readlines()
 # Close the file
@@ -25,25 +25,25 @@ while run:
     # Print an empty line
     print
     # Print the episode list
-    print "Choose an episode:"
+    print 'Choose an episode:'
     print
 
     # Loop through the episodes list.
     count = 0
     for line in linesFromFile:
-        # Increment the episode number.
+        # Increment the episode number
         count += 1
         # Split the line using tab as the delimiter
         # The format is: Date<TAB>Episode Title<TAB>Description
-        episode = line.split("\t")
+        episode = line.split('\t')
         # Print the episode number & title.
         # The episode number is converted into a str, and right justified
-        print "\t{0}. {1}".format(str(count).rjust(2), episode[1])
+        print '\t{0}. {1}'.format(str(count).rjust(2), episode[1])
 
     print
 
     # Ask for the episode number
-    choice = raw_input("Enter 0-" + str(count) + " (or ENTER to quit): ")
+    choice = raw_input('Enter 1-' + str(count) + ' (or ENTER to quit): ')
 
     # Did you press enter?
     if not choice:
@@ -52,7 +52,7 @@ while run:
 
     # Validate the selected episode number. It must be a number...
     elif choice.isdigit():
-        # Convert the selection to an integer.
+        # Convert the selection to an integer
         selection = int(choice)
 
         # It must also be between 1 and the total number of episodes
@@ -60,14 +60,14 @@ while run:
         if 1 <= selection <= count:
             print
             print
-            print "============================================================================"
+            print '============================================================================'
-            # Get and split the line for the episode, the list is zero-based.
+            # Get and split the line for the episode, the list is zero-based
             episode = linesFromFile[selection - 1].split('\t')
-            # Print the episode, title
+            # Print the episode title and aired date
-            print "Episode #" + choice + ": \"" + episode[1] + '" aired on ' + episode[0]
+            print 'Episode #' + choice + ": \"" + episode[1] + '" aired on ' + episode[0]
             print
-            # Print the description, using textwrap to make it look pretty.
+            # Print the description, using textwrap to make it look pretty
             print textwrap.fill(episode[2], width=76)
-            print "============================================================================"
+            print '============================================================================'
             print
-            raw_input("Press ENTER to continue...")
+            raw_input('Press ENTER to continue...')

episode15/.gitignore

@@ -0,0 +1 @@
+.idea

episode15/README.txt

@@ -0,0 +1,3 @@
+Example for TWiT Coding 101 - Episode 15
+
+Displays a list of the Coding 101 episodes (fetched from YouTube), upon selection of a specific episode displays its title, description and URL.

episode15/codingYouTube101.py

@@ -0,0 +1,104 @@
+#!/usr/bin/env python
+
+# Coding YouTube 101
+# 
+# Written by Erik C. Thauvin (erik@thauvin.net)
+# http://erik.thauvin.net/
+# http://github.com/ethauvin/coding101/
+# May 1, 2014
+
+# To warp long lines
+import textwrap
+# For making http requests
+import urllib2
+# For decoding YouTube's API responses
+import json
+
+# Your YouTube API key from https://developers.google.com/youtube/registering_an_application
+youTubeApiKey = ''
+
+# Print opening title
+print '============================= CODING YOUTUBE 101 ============================='
+# Print an empty line
+print
+
+# Ask for the API key if none is specified above
+while not youTubeApiKey.isalnum():
+    youTubeApiKey = raw_input('Enter your YouTube API Key: ')
+    # Did you press enter?
+    if not youTubeApiKey:
+        # Stop the program execution. Bye-Bye!
+        exit(0)
+
+# Search for Coding 101 videos using the channel ID and our API key
+youTubeResponse = urllib2.urlopen(
+    'https://www.googleapis.com/youtube/v3/search?part=snippet&channelId=UCSxIcr2rZZcoU7rSGXaEQag&maxResults=20&order=date&key=' + youTubeApiKey)
+
+# Load the list of videos returned by YouTube
+videos = json.load(youTubeResponse)
+
+# Declare the episodes list
+episodes = []
+
+# Loop through the videos to fill in the episodes list
+for video in videos['items']:
+    # Ensure that it is a video
+    if video['id']['kind'] == 'youtube#video':
+        # Store the title, description and link of the video in our list, separated by tabs
+        # The format is: Title<TAB>Description<TAB>URL
+        episodes.append(
+            video['snippet']['title'] + '\t' + video['snippet']['description'] + '\t'
+            + 'http://youtube.com/watch?v=' + video['id']['videoId'])
+
+# Let's go. The program will execute until run = False
+run = True
+while run:
+    print
+    print 'Choose an episode:'
+    print
+
+    # Loop through and print the episodes list.
+    count = 0
+    for episode in episodes:
+        # Increment the loop count, same as: count = count + 1
+        count += 1
+        # Split the episode info using tab as the delimiter
+        episodeInfo = episode.split('\t')
+        # Print the loop count & title
+        # The count is converted into a str, and right justified
+        print '  {0}. {1}'.format(str(count).rjust(2), episodeInfo[0])
+
+    print
+
+    # Ask for the episode number
+    choice = raw_input('Enter 1-' + str(count) + ' (or ENTER to quit): ')
+
+    # Did you press enter?
+    if not choice:
+        # Stop the program execution. Bye-Bye!
+        run = False
+
+    # Validate the selected episode number. It must be a number...
+    elif choice.isdigit():
+        # Convert the selection to an integer
+        selection = int(choice)
+
+        # It must also be between 1 and the total number of episodes
+        # Could be written as: selection >= 1 and selection <= count
+        if 1 <= selection <= count:
+            print
+            print
+            print '=============================================================================='
+            # Split the selected episode info using tab as the delimiter, the list is zero-based
+            episodeInfo = episodes[selection - 1].split('\t')
+            # Print the episode title
+            print episodeInfo[0]
+            print
+            # Print the description, using textwrap to make it look pretty
+            print textwrap.fill(episodeInfo[1], width=76)
+            print
+            # Print the URL
+            print episodeInfo[2]
+            print '=============================================================================='
+            print
+            raw_input('Press ENTER to continue...')