old_contents: from typing import Iterable, Tuple
  
  
  def gallery(samples: Iterable[Tuple[str, str]], *, refresh: bool = False) -> str:
      lines = []
  
      for url, template in samples:
          if refresh:
              url += "?time=0"
          lines.append(
              f"""
              <a href="{template or url}">
                  <img src="{url}" width="500" style="padding: 5px;">
              </a>
              """
          )
  
      if refresh:
          lines.append(
              r"""
              <script>
                  setInterval(function() {
                      var images = document.images;
                      for (var i=0; i<images.length; i++) {
                          images[i].src = images[i].src.replace(
                              /\btime=[^&]*/, 'time=' + new Date().getTime()
                          );
                      }
                  }, 2000);
              </script>
              """
          )
  
      return "\n".join(lines).replace("\n" + " " * 12, "\n")
  
new_contents: from typing import Iterable, Tuple
  
  
  def gallery(samples: Iterable[Tuple[str, str]], *, refresh: bool = False) -> str:
      lines = []
  
      for url, template in samples:
          if refresh:
              url += "?time=0"
          else:
              url += "?width=300&height=300"
          lines.append(
              f"""
              <a href="{template or url}">
                  <img src="{url}" style="padding: 5px;">
              </a>
              """
          )
  
      if refresh:
          lines.append(
              r"""
              <script>
                  setInterval(function() {
                      var images = document.images;
                      for (var i=0; i<images.length; i++) {
                          images[i].src = images[i].src.replace(
                              /\btime=[^&]*/, 'time=' + new Date().getTime()
                          );
                      }
                  }, 2000);
              </script>
              """
          )
  
      return "\n".join(lines).replace("\n" + " " * 12, "\n")
  
subject: Use padding on the index