The different classes in this module are defining types that can be added to the Metadata object.
Note
The different types are very simple classes and are just present to formalize metadata types. If you need new type, you are free to implement it.
Coords(lat, long)
Coords
Defines geographic coordinates
Sensor(id, name)
Sensor
Defines a sensor
Unit(name, symbol, data_type)
Unit
Defines a physical unit of measurement, like Celsius.