old_contents: """The IPython HTML Notebook"""
  
  import os
  # Packagers: modify this line if you store the notebook static files elsewhere
  DEFAULT_STATIC_FILES_PATH = os.path.join(os.path.dirname(__file__), "static")
  
  # Packagers: modify the next line if you store the notebook template files
  # elsewhere
  
  # Include both IPython/html/ and IPython/html/templates/.  This makes it
  # possible for users to override a template with a file that inherits from that
  # template.
  #
  # For example, if you want to override a specific block of notebook.html, you
  # can create a file called notebook.html that inherits from from
  # templates/notebook.html, and the latter will resolve correctly to the base
  # implementation.
  DEFAULT_TEMPLATE_PATH_LIST = [
      os.path.dirname(__file__),
      os.path.join(os.path.dirname(__file__), "templates"),
  ]
  
  del os
  
  from .nbextensions import install_nbextension
  
new_contents: """The IPython HTML Notebook"""
  
  import os
  # Packagers: modify this line if you store the notebook static files elsewhere
  DEFAULT_STATIC_FILES_PATH = os.path.join(os.path.dirname(__file__), "static")
  
  # Packagers: modify the next line if you store the notebook template files
  # elsewhere
  
  # Include both IPython/html/ and IPython/html/templates/.  This makes it
  # possible for users to override a template with a file that inherits from that
  # template.
  #
  # For example, if you want to override a specific block of notebook.html, you
  # can create a file called notebook.html that inherits from
  # templates/notebook.html, and the latter will resolve correctly to the base
  # implementation.
  DEFAULT_TEMPLATE_PATH_LIST = [
      os.path.dirname(__file__),
      os.path.join(os.path.dirname(__file__), "templates"),
  ]
  
  del os
  
  from .nbextensions import install_nbextension
  
subject: Fix typo in comment.