Updated list_langs (now in python) and executed it

list_langs.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+
+import os
+
+readme = open('README.md', 'w')
+
+# Copy template to README
+with open('README_nolist.md', 'r') as temp:
+  for line in temp:
+    readme.write(line)
+
+# Write title
+readme.write('\n### This repository currently contains "Hello World" programs in the following languages:\n')
+
+# List the available languages
+for dir in os.listdir('.'):
+  if not (dir == '.' or dir == '..' or dir[0] == '.' or os.path.isfile(dir)):
+    for file in os.listdir(dir):
+      if os.path.isfile(f"{dir}/{file}"):
+        lang = ''
+        for str in file[0:(len(file) if file.find('.') == -1 else file.find('.'))].replace('-', ' ').replace('_', ' ').split():
+          lang += str.capitalize() + ' '
+        readme.write('* ' + lang[:-1] + '\n') # Cut trailing space
+
+readme.close()