added python exercises

balazs/python-the-hard-way/ex23/#notes#

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+* Questions:
+
+** How does the program reads the file?
+readline
+
+** How does it loops over the lines?
+readline will return an empty string when no more data is available
+
+*** https://stackoverflow.com/questions/28936140/use-readline-to-read-txt-file-python3
+
+** Why doesnt he uses a for loop? (instead of return) -later
+
+Good to know:
+
+"The second method still reads the file line by line and does not load the whole file into memory, right? – nishant Nov 14 '19 at 7:24"
+"@nishant correct – Ilan Kleiman Dec 15 '19 at 1:42"
+
+
+** What is "with" in python? -later
+
+** Why should I use builting python utils instead of *nix utils? -later
+
+
+
+* Notes:
+
+strip: for text formatting
+
+
+* Log:
+
+Takes a long time to watch the video.

balazs/python-the-hard-way/ex23/.#notes

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+user@1lnu.12786

balazs/python-the-hard-way/ex23/convertor.py

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+import sys
+script, input_encoding, error = sys.argv
+
+print (sys.argv)
+
+def main(language_file, encoding, errors):
+
+    line = language_file.readline()
+    print (line)
+    
+    if line:
+        print_line(line, encoding, errors)
+        return main(language_file, encoding, errors)
+
+def print_line(line, encoding, errors):
+    next_lang = line.strip()
+    raw_bytes = next_lang.encode(encoding, errors=errors)
+    cooked_string = raw_bytes.decode(encoding, errors=errors)
+    
+    print(raw_bytes, "<===>", cooked_string)
+
+
+languages = open("languages.txt", encoding="utf-8")
+
+main(languages, input_encoding, error)

balazs/python-the-hard-way/ex23/convertor.py~

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+import sys
+script, input_encoding, error = sys.argv
+
+def main(language_file, encoding, errors):
+    line = language_file.readline()
+
+    if line:
+        print_line(line, encoding, errors)
+        return main(language_file, encoding, errors)
+
+def print_line(line, encoding, errors):
+    next_lang = line.strip()
+    raw_bytes = next_lang.encode(encoding, errors=errors)
+    cooked_string = raw_bytes.decode(encoding, errors=errors)
+    
+    print(raw_bytes, "<===>", cooked_string)
+
+
+languages = open("languages.txt", encoding="utf-8")
+
+main(languages, input_encoding, error)

balazs/python-the-hard-way/ex23/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

balazs/python-the-hard-way/ex23/notes

@@ -0,0 +1,32 @@
+* Questions:
+
+** How does the program reads the file?
+readline
+
+** How does it loops over the lines?
+readline will return an empty string when no more data is available
+
+*** https://stackoverflow.com/questions/28936140/use-readline-to-read-txt-file-python3
+
+** Why doesnt he uses a for loop? (instead of return) -later
+
+Good to know:
+
+"The second method still reads the file line by line and does not load the whole file into memory, right? – nishant Nov 14 '19 at 7:24"
+"@nishant correct – Ilan Kleiman Dec 15 '19 at 1:42"
+
+
+** What is "with" in python? -later
+
+** Why should I use builting python utils instead of *nix utils? -later
+
+
+
+* Notes:
+
+strip: for text formatting
+
+
+* Log:
+
+Takes a long time to watch the video.