code: def setup(app):
      html_css_files = ["custom.css"]
      if rtd_version != "stable":
          html_js_files = ["custom.js"]
  
file_path: tslearn/docs/conf.py
imports: import sys
  import os
  import warnings
  import sphinx_bootstrap_theme
  import subprocess
  from sphinx_gallery.scrapers import matplotlib_scraper
  import tslearn
label_desc: Use image node_id 1 for calling a global function with example usage: setup(app) without return types