damast.domains.maritime.data_specification

Module to define known constraints of the data and introduction of constants for column names and field values.

Classes

MMSI	Class representing the MMSI data and corresponding (known) constraints
ColumnName	Collection of existing column names to provide a single point of definition.
FieldValue

Module Contents

class damast.domains.maritime.data_specification.MMSI(mmsi: int)

Class representing the MMSI data and corresponding (known) constraints

min_value: ClassVar[int] = 200000000

max_value: ClassVar[int] = 799999999

value

property mid: int

property country_iso_code: int

Get the first three digits of the mmsi

Returns:

Country code

property national_id: int

Get the national id (i.e. 6 last digits of the mmsi)

Returns:

National id

class damast.domains.maritime.data_specification.ColumnName

Collection of existing column names to provide a single point of definition.

MMSI: str = 'MMSI'

COURSE_OVER_GROUND: str = 'COG'

SPEED_OVER_GROUND: str = 'SOG'

LATITUDE: str = 'LAT'

LONGITUDE: str = 'LON'

TIMESTAMP: str = 'timestamp'

VESSEL_TYPE: str = 'vessel_type'

VESSEL_TYPE_GFW: str = 'vessel_class_gfw'

STATUS: str = 'Status'

MESSAGE_TYPE: str = 'MessageType'

DATE_TIME_UTC: str = 'date_time_utc'

SOURCE: str = 'source'

DATA_MONTH: str = 'data_month'

FISHING_TYPE: str = 'fishing_type'

DISTANCE_CLOSEST_SATELLITE: str = 'distance_closest_satellite'

DISTANCE_CLOSEST_ANCHORAGE: str = 'distance_closest_anchorages'

HEADING: str = 'Heading'

TRAJECTORIES: str = 'trajectories'

COMBINATION: str = 'combination'

HISTORIC_SIZE: str = 'HISTORIC_SIZE'

HISTORIC_SIZE_REVERSE: str = 'HISTORIC_SIZE_REVERSE'

DELTA_DISTANCE: str = 'DeltaDistance'

LAST_POSITION: str = 'last_position'

class damast.domains.maritime.data_specification.FieldValue

VESSEL_TYPE_UNSPECIFIED: str = 'unspecified'

UNDEFINED: int