docstr: Show entire demo on screen, block by block
docstr_tok: ["Show","entire","demo","on","screen",",","block","by","block"]
code: def show_all(self):
      """Show entire demo on screen, block by block"""
  
      fname = self.title
      title = self.title
      nblocks = self.nblocks
      silent = self._silent
      marquee = self.marquee
      for index, block in enumerate(self.src_blocks_colored):
          if silent[index]:
              print(
                  marquee(
                      "<%s> SILENT block # %s (%s remaining)"
                      % (title, index, nblocks - index - 1)
                  )
              )
          else:
              print(
                  marquee(
                      "<%s> block # %s (%s remaining)"
                      % (title, index, nblocks - index - 1)
                  )
              )
          print(block, end=" ")
      sys.stdout.flush()
  
imports: import os
  import re
  import shlex
  import sys
  import pygments
  from pathlib import Path
  from IPython.utils.text import marquee
  from IPython.utils import openpy
  from IPython.utils import py3compat
label_desc: Use image node_id 13 for calling the Demo obj's underlying member method code with example usage: obj.show_all() without return types