code: def cat(ctx, args):
      """Show contents of a run file.
  
      {{ runs_support.run_arg }}
  
      If `RUN` isn't specified, the latest run is selected.
  
      `-p, --path` is required unless `--output` is used. `PATH` must be
      a relative path to a file in the specified run directory or to the
      run source directory if `--sourcecode` is specified.
  
      `--sourcecode` may be used to show a source code file.
  
      `--output` may be used to show output for a run. This option
      may not be used with other options.
  
      {{ runs_support.all_filters }}
  
      """
      from . import cat_impl
  
      cat_impl.main(args, ctx)
  
imports: import click
  from guild import click_util
  from .None import ac_support
  from .None import remote_support
  from .None import runs_support
label_desc: Use image node_id 3 for calling a global function with example usage: cat(ctx, args) without return types