Log Metadata

class py123d.datatypes.metadata.LogMetadata

Class to hold metadata information about a log.

Public Data Attributes:

dataset	The dataset name in lowercase.
split	Data split name, typically {dataset_name}_{train/val/test}.
log_name	Name of the log file.
location	Location of the log data.
timestep_seconds	The time interval between consecutive frames in seconds.
vehicle_parameters	The VehicleParameters of the ego vehicle, if available.
box_detection_label_class	The box detection label class specific to the dataset, if available.
pinhole_camera_metadata	Dictionary of PinholeCameraType to PinholeCameraMetadata.
fisheye_mei_camera_metadata	Dictionary of FisheyeMEICameraType to FisheyeMEICameraMetadata.
lidar_metadata	Dictionary of LiDARType to LiDARMetadata.
map_metadata	The MapMetadata associated with the log, if available.
version	Version of the py123d library used to create this log metadata (not used currently).

Public Methods:

from_dict(data_dict)	Create a LogMetadata instance from a Python dictionary.
to_dict()	Convert the LogMetadata instance to a Python dictionary.

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property dataset: str

The dataset name in lowercase.

property split: str

Data split name, typically {dataset_name}_{train/val/test}.

property log_name: str

Name of the log file.

property location: str

Location of the log data.

property timestep_seconds: float

The time interval between consecutive frames in seconds.

property vehicle_parameters: VehicleParameters | None

The VehicleParameters of the ego vehicle, if available.

property box_detection_label_class: Type[BoxDetectionLabel] | None

The box detection label class specific to the dataset, if available.

property pinhole_camera_metadata: Dict[PinholeCameraType, PinholeCameraMetadata]

Dictionary of PinholeCameraType to PinholeCameraMetadata.

property fisheye_mei_camera_metadata: Dict[FisheyeMEICameraType, FisheyeMEICameraMetadata]

Dictionary of FisheyeMEICameraType to FisheyeMEICameraMetadata.

property lidar_metadata: Dict[LiDARType, LiDARMetadata]

Dictionary of LiDARType to LiDARMetadata.

property map_metadata: MapMetadata | None

The MapMetadata associated with the log, if available.

property version: str

Version of the py123d library used to create this log metadata (not used currently).

classmethod from_dict(data_dict)

Create a LogMetadata instance from a Python dictionary.

Parameters:

data_dict (Dict) – Dictionary containing log metadata.

Raises:

ValueError – If the dictionary is missing required fields.

Return type:

LogMetadata

Returns:

A LogMetadata instance.

to_dict()

Convert the LogMetadata instance to a Python dictionary.

Return type:

Dict

Returns:

A dictionary representation of the log metadata.