def find_and_print_cameras()

in lerobot/find_cameras.py [0:0]

• 26 lines of code
• 13 McCabe index (conditional complexity)

def find_and_print_cameras(camera_type_filter: str | None = None) -> List[Dict[str, Any]]:
    """
    Finds available cameras based on an optional filter and prints their information.

    Args:
        camera_type_filter: Optional string to filter cameras ("realsense" or "opencv").
                            If None, lists all cameras.

    Returns:
        A list of all available cameras matching the filter, with their metadata.
    """
    all_cameras_info: List[Dict[str, Any]] = []

    if camera_type_filter:
        camera_type_filter = camera_type_filter.lower()

    if camera_type_filter is None or camera_type_filter == "opencv":
        all_cameras_info.extend(find_all_opencv_cameras())
    if camera_type_filter is None or camera_type_filter == "realsense":
        all_cameras_info.extend(find_all_realsense_cameras())

    if not all_cameras_info:
        if camera_type_filter:
            logger.warning(f"No {camera_type_filter} cameras were detected.")
        else:
            logger.warning("No cameras (OpenCV or RealSense) were detected.")
    else:
        print("\n--- Detected Cameras ---")
        for i, cam_info in enumerate(all_cameras_info):
            print(f"Camera #{i}:")
            for key, value in cam_info.items():
                if key == "default_stream_profile" and isinstance(value, dict):
                    print(f"  {key.replace('_', ' ').capitalize()}:")
                    for sub_key, sub_value in value.items():
                        print(f"    {sub_key.capitalize()}: {sub_value}")
                else:
                    print(f"  {key.replace('_', ' ').capitalize()}: {value}")
            print("-" * 20)
    return all_cameras_info