def parse_tags(course_node):
  """Parses course tags from a course node.

  Args:
    course_node: The node containing course details.

  Returns:
    A list of tags for the course.
  """
  tags = course_node.find_elements_by_class_name('classTags')
  if not tags:
    return []

  tags = tags[0].find_elements_by_tag_name('a')
  return [i.text for i in tags]