eumap.datasets.lucas.io.LucasIO

class LucasIO(url='http://lincalc-02.fsv.cvut.cz', version='1.1.0')

Bases: object

LUCAS features input / output class.

Parameters

• url (str) – WFS endpoint

• version (str) – WFS version to be used

Methods

download	Download LUCAS features from dedicated WFS server based on specified request request.LucasRequest.
get_images	Get images of selected point and its surroundings from Eurostat FTP server.
is_empty	Check whether downloaded LUCAS feature collection is empty.
num_of_features	Get number of downloaded LUCAS features.
to_geopandas	Get downloaded LUCAS features as GeoPandas GeoDataFrame structure.
to_gml	Get downloaded LUCAS features as OGC GML string.
to_gpkg	Save downloaded LUCAS features into OGC GeoPackage file.

Attributes

data

download(request)

Download LUCAS features from dedicated WFS server based on specified request request.LucasRequest.

Parameters

LucasRequest – request

get_images(year, point_id)

Get images of selected point and its surroundings from Eurostat FTP server.

Parameters

• year (int) – year of the measurement

• point_id (int) – id of the LUCAS point

Return images

dictionary of images (URL)

is_empty()

Check whether downloaded LUCAS feature collection is empty.

Return bool

True for empty collection otherwise False

num_of_features()

Get number of downloaded LUCAS features.

Return int

number of downloaded features

to_geopandas()

Get downloaded LUCAS features as GeoPandas GeoDataFrame structure.

Return GeoDataFrame

to_gml()

Get downloaded LUCAS features as OGC GML string.

Return str

GML string

to_gpkg(output_path)

Save downloaded LUCAS features into OGC GeoPackage file.

Raises LucasDataError on failure.

Parameters

output_path (str) – path to the output OGC GeoPackage file