code: def output_file(
      filename, title="Bokeh Plot", mode="cdn", root_dir=None
  ):
      """Set the output of Bokeh to the the provided filename.
  
      Parameters:
      ----------------------------------------------------------------
      filename (str) – a filename for saving the HTML document
      title (str, optional) – a title for the HTML document (default: “Bokeh Plot”)
      mode (str, optional) – how to include BokehJS (default: 'cdn') One of: 'inline',
                            'cdn', 'relative(-dev)' or 'absolute(-dev)'. See
                            bokeh.resources.Resources for more details.
      root_dir (str, optional) – root directory to use for ‘absolute’ resources.
                                (default: None) This value is ignored for other
                                resource types, e.g. INLINE or CDN.
  
      Returns:
      ----------------------------------------------------------------
      None"""
      global OUTPUT_TYPE
      OUTPUT_TYPE = "file"
  
      bokeh.plotting.reset_output()
      bokeh.plotting.output_file(
          filename, title=title, mode=mode, root_dir=root_dir
      )
  
file_path: Pandas-Bokeh/pandas_bokeh/base.py
imports: import bokeh.plotting
  from bokeh.embed import components
  from bokeh.layouts import gridplot
  from bokeh.resources import CDN
label_desc: Use image node_id 6 for calling a global function with example usage: output_file(filename, title, mode, root_dir) without return types