code: def find_all_files(glob):
      
      for finder in finders.get_finders():
          for path, storage in finder.list([]):
              if fnmatch.fnmatchcase(os.path.join(getattr(storage, 'prefix', '')
                                                  or '', path),
                                     glob):
                  yield path, storage
docs: Finds all files in the django finders for a given glob,
      returns the file path, if available, and the django storage object.
      storage objects must implement the File storage API:
      https://docs.djangoproject.com/en/dev/ref/files/storage/