BBBikeReader

class pydriosm.reader.BBBikeReader(data_dir=None, max_tmpfile_size=None)

Read BBBike exports of OpenStreetMap data.

Parameters:

• data_dir (str | None) – (a path or a name of) a directory where a data file is; if None (default), a folder osm_bbbike under the current working directory

• max_tmpfile_size (int | None) – defaults to None, see also gdal_configurations

Variables:

• downloader (BBBikeDownloader) – instance of the class BBBikeDownloader

• name (str) – name of the data resource

• url (str) – url of the homepage to the BBBike free download server

Examples:

>>> from pydriosm.reader import BBBikeReader
>>> bbr = BBBikeReader()
>>> bbr.NAME
'BBBike'

Attributes

DEFAULT_DATA_DIR	Default download directory.
FILE_FORMATS	Valid file formats.
LONG_NAME	Full name of the data source.
NAME	Name of the data source.
data_dir	Name or pathname of a data directory.
data_paths	Pathnames of all data files.

Methods

cdd(*sub_dir[, mkdir])	Change directory to default data directory and its subdirectories or a specific file.
get_file_path(subregion_name, osm_file_format)	Get the local path to an OSM data file of a geographic (sub)region.
get_pbf_layer_names(subregion_name[, data_dir])	Get indices and names of all layers in the PBF data file of a given (sub)region.
get_shp_pathname(subregion_name[, ...])	Get path(s) to shapefile(s) for a geographic (sub)region (by searching a local data directory).
make_shp_pkl_pathname(shp_zip_filename, ...)	Make a pathname of a pickle file for saving shapefile data.
merge_shp_layers(subregion_names, layer_name)	Merge shapefiles for a specific layer of two or multiple geographic regions.
read_csv_xz(subregion_name[, data_dir, ...])	Read a compressed CSV (.csv.xz) data file of a geographic (sub)region.
read_geojson_xz(subregion_name[, data_dir, ...])	Read a .geojson.xz data file of a geographic (sub)region.
read_gpkg(subregion_name[, layer_names, ...])	Reads GeoPackage (.gpkg.zip) data for a specific subregion.
read_pbf(subregion_name[, data_dir, ...])	Read a PBF (.osm.pbf) data file of a geographic (sub)region.
read_shp(subregion_name[, layer_names, ...])	Read a shapefile of a geographic (sub)region.
read_var_osm(meth, subregion_name, ...[, ...])	Read data file of various formats (other than PBF and shapefile) for a geographic (sub)region.
remove_extracts(path_to_extract_dir, verbose)	Remove data extracts.
validate_dtype(x)	Validate the data type of the input variable.
validate_file_path(path_to_file[, ...])	Validate the pathname of an OSM data file.
validate_shp_layer_names(layer_names_, ...)	Validate the input of layer name(s) for reading shapefiles.