Function _print_event

src/google/adk/cli/cli.py:348–394

Prints an event to the console. Args: event: The Event object to print. jsonl: If True, outputs structured JSONL to stdout. Otherwise, outputs human-readable text. session_id: Optional session ID to inject into the JSONL output.

(
    event: Event, jsonl: bool = False, session_id: Optional[str] = None
)

def _print_event(
    event: Event, jsonl: bool = False, session_id: Optional[str] = None
):
  """Prints an event to the console.

  Args:
    event: The Event object to print.
    jsonl: If True, outputs structured JSONL to stdout. Otherwise, outputs
      human-readable text.
    session_id: Optional session ID to inject into the JSONL output.
  """
  if jsonl:
    event_dict = event.model_dump(mode='json', by_alias=True, exclude_none=True)
    if session_id:
      event_dict['session_id'] = session_id
    if event.node_info and event.node_info.path:
      event_dict['node_path'] = event.node_info.path

    # Filter out empty dictionaries in 'actions' (e.g., empty state delta) to
    # reduce noise
    if 'actions' in event_dict and isinstance(event_dict['actions'], dict):
      event_dict['actions'] = {
          k: v for k, v in event_dict['actions'].items() if v != {}
      }
      if not event_dict['actions']:
        del event_dict['actions']

    # Optimize key order for human readability in JSONL viewers
    ordered_dict = {}
    for k in ['author', 'session_id', 'node_path', 'id']:
      if k in event_dict:
        ordered_dict[k] = event_dict[k]
    for k, v in event_dict.items():
      if k not in ordered_dict:
        ordered_dict[k] = v
    click.echo(json.dumps(ordered_dict))
  else:
    # Human readable mode
    author = event.author or 'unknown'
    text_parts = (
        [p.text for p in event.content.parts if p.text] if event.content else []
    )
    if text_parts:
      text = ''.join(text_parts)
      click.echo(f'[{author}]: {text}')
    elif event.long_running_tool_ids:
      click.secho(f'[{author}]: (Paused for input...)', fg='yellow')


async def run_cli(