Update index_updater.py

Author: Tejesh

index_updater.py

@@ -16,12 +16,13 @@
     curr_folder = os.path.basename(root)
 
     for name in files:
-        if name.endswith('.py') and not name == '__init__py' and not dirs:
+        if name.endswith('.py') and not name == '__init__.py' and not dirs:
             curr_files.append(name)
 
     # If we have files, write "index.md"
     if curr_files:
         with open(os.path.join(root, 'index.md'), mode='w') as md_file:
             md_file.write('# Index of {}\n\n'.format(curr_folder))
             for line in curr_files:
-                md_file.write('* ' + line + '\n')
+                file_name = line.split('.')[0].replace('_',' ').title()
+                md_file.write('* [' + file_name + '](' +line + ')\n')