Add Codecademy project and ex23 PHW.

3exercises/ex23.py

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+import sys
+script, input_encoding, error = sys.argv
+
+
+def main(language_file, encoding, errors): # Define "main" function.
+    line = language_file.readline() # Read 1 line.
+
+    if line: # If this is true (which it will be as long as it is not the end of the file)
+        print_line(line, encoding, errors) # Call print_line function
+        return main(language_file, encoding, errors) # Call this function, the if statement will keep it from being an infinite loop. An ingenious sort of "for loop".
+
+
+def print_line(line, encoding, errors): # Define print line function, which does actual encoding of lanugages.
+    next_lang = line.strip() # Strip trailing \n
+    raw_bytes = next_lang.encode(encoding, errors=errors) # Encode language from languages.txt and ecode it into raw bytes. Pass encoding argument to encode()
+    cooked_string = raw_bytes.decode(encoding, errors=errors) # Decode from raw bytes to a string.
+
+    print(raw_bytes, "<==>", cooked_string) # Print raw bytes on the left side, strings on the right.
+
+
+languages = open("languages.txt", encoding="utf-8") # Open languages file.
+
+main(languages, input_encoding, error) # Run main function with current paramaters and kick-start the loop.

3exercises/languages.txt

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+Afrikaans
+አማርኛ
+Аҧсшәа
+العربية
+Aragonés
+Arpetan
+Azərbaycanca
+Bamanankan
+বাংলা
+Bân-lâm-gú
+Беларуская
+Български
+Boarisch
+Bosanski
+Буряад
+Català
+Чӑвашла
+Čeština
+Cymraeg
+Dansk
+Deutsch
+Eesti
+Ελληνικά
+Español
+Esperanto
+فارسی
+Français
+Frysk
+Gaelg
+Gàidhlig
+Galego
+한국어
+Հայերեն
+हिन्दी
+Hrvatski
+Ido
+Interlingua
+Italiano
+עברית
+ಕನ್ನಡ
+Kapampangan
+ქართული
+Қазақша
+Kreyòl ayisyen
+Latgaļu
+Latina
+Latviešu
+Lëtzebuergesch
+Lietuvių
+Magyar
+Македонски
+Malti
+मराठी
+მარგალური
+مازِرونی
+Bahasa Melayu
+Монгол
+Nederlands
+नेपाल भाषा
+日本語
+Norsk bokmål
+Nouormand
+Occitan
+Oʻzbekcha/ўзбекча
+ਪੰਜਾਬੀ
+پنجابی
+پښتو
+Plattdüütsch
+Polski
+Português
+Română
+Romani
+Русский
+Seeltersk
+Shqip
+Simple English
+Slovenčina
+کوردیی ناوەندی
+Српски / srpski
+Suomi
+Svenska
+Tagalog
+தமிழ்
+ภาษาไทย
+Taqbaylit
+Татарча/tatarça
+తెలుగు
+Тоҷикӣ
+Türkçe
+Українська
+اردو
+Tiếng Việt
+Võro
+文言
+吴语
+ייִדיש
+中文