QuackOSM¶
Functions.
This module contains helper functions to simplify the usage.
convert_pbf_to_gpq(
pbf_path,
tags_filter=None,
geometry_filter=None,
result_file_path=None,
explode_tags=None,
ignore_cache=False,
filter_osm_ids=None,
working_directory="files",
osm_way_polygon_features_config=None,
)
¶
convert_pbf_to_gpq(
pbf_path,
tags_filter=None,
geometry_filter=None,
result_file_path=None,
explode_tags=None,
ignore_cache=False,
filter_osm_ids=None,
working_directory="files",
osm_way_polygon_features_config=None,
)
Convert PBF file to GeoParquet file.
PARAMETER | DESCRIPTION |
---|---|
pbf_path |
Pbf file to be parsed to GeoParquet.
TYPE:
|
tags_filter |
A dictionary
specifying which tags to download.
The keys should be OSM tags (e.g.
TYPE:
|
geometry_filter |
Region which can be used to filter only
intersecting OSM objects. Defaults to
TYPE:
|
result_file_path |
Where to save
the geoparquet file. If not provided, will be generated based on hashes
from provided tags filter and geometry filter. Defaults to
TYPE:
|
explode_tags |
Whether to split tags into columns based on OSM tag keys.
If
TYPE:
|
ignore_cache |
Whether to ignore precalculated geoparquet files or not. Defaults to False.
TYPE:
|
filter_osm_ids |
(list[str], optional): List of OSM features ids to read from the file.
Have to be in the form of 'node/
TYPE:
|
working_directory |
Directory where to save
the parsed
TYPE:
|
osm_way_polygon_features_config |
Config used to determine which closed way features are polygons. Modifications to this config left are left for experienced OSM users. Defaults to predefined "osm_way_polygon_features.json".
TYPE:
|
RETURNS | DESCRIPTION |
---|---|
Path
|
Path to the generated GeoParquet file.
TYPE:
|
Examples:
Get OSM data from a PBF file.
Tags will be kept in a single column.
>>> import quackosm as qosm
>>> gpq_path = qosm.convert_pbf_to_gpq(monaco_pbf_path)
>>> gpq_path.as_posix()
'files/monaco_nofilter_noclip_compact.geoparquet'
Inspect the file with duckdb
>>> import duckdb
>>> duckdb.load_extension('spatial')
>>> duckdb.read_parquet(str(gpq_path)).project(
... "* REPLACE (ST_GeomFromWKB(geometry) AS geometry)"
... ).order("feature_id")
┌──────────────────┬──────────────────────┬──────────────────────────────────────────────┐
│ feature_id │ tags │ geometry │
│ varchar │ map(varchar, varch… │ geometry │
├──────────────────┼──────────────────────┼──────────────────────────────────────────────┤
│ node/10005045289 │ {shop=bakery} │ POINT (7.4224498 43.7310532) │
│ node/10020887517 │ {leisure=swimming_… │ POINT (7.4131561 43.7338391) │
│ node/10021298117 │ {leisure=swimming_… │ POINT (7.4277743 43.7427669) │
│ node/10021298717 │ {leisure=swimming_… │ POINT (7.4263029 43.7409734) │
│ node/10025656383 │ {ferry=yes, name=Q… │ POINT (7.4254971 43.7369002) │
│ node/10025656390 │ {amenity=restauran… │ POINT (7.4269287 43.7368818) │
│ node/10025656391 │ {name=Capitainerie… │ POINT (7.4272127 43.7359593) │
│ node/10025656392 │ {name=Direction de… │ POINT (7.4270392 43.7365262) │
│ node/10025656393 │ {name=IQOS, openin… │ POINT (7.4275175 43.7373195) │
│ node/10025656394 │ {artist_name=Anna … │ POINT (7.4293446 43.737448) │
│ · │ · │ · │
│ · │ · │ · │
│ · │ · │ · │
│ way/986864693 │ {natural=bare_rock} │ POLYGON ((7.4340482 43.745598, 7.4340263 4… │
│ way/986864694 │ {barrier=wall} │ LINESTRING (7.4327547 43.7445382, 7.432808… │
│ way/986864695 │ {natural=bare_rock} │ POLYGON ((7.4332994 43.7449315, 7.4332912 … │
│ way/986864696 │ {barrier=wall} │ LINESTRING (7.4356006 43.7464325, 7.435574… │
│ way/986864697 │ {natural=bare_rock} │ POLYGON ((7.4362767 43.74697, 7.4362983 43… │
│ way/990669427 │ {amenity=shelter, … │ POLYGON ((7.4146087 43.733883, 7.4146192 4… │
│ way/990669428 │ {highway=secondary… │ LINESTRING (7.4136598 43.7334433, 7.413640… │
│ way/990669429 │ {highway=secondary… │ LINESTRING (7.4137621 43.7334251, 7.413746… │
│ way/990848785 │ {addr:city=Monaco,… │ POLYGON ((7.4142551 43.7339622, 7.4143113 … │
│ way/993121275 │ {building=yes, nam… │ POLYGON ((7.4321416 43.7481309, 7.4321638 … │
├──────────────────┴──────────────────────┴──────────────────────────────────────────────┤
│ 7906 rows (20 shown) 3 columns │
└────────────────────────────────────────────────────────────────────────────────────────┘
Get only buildings, amenities and highways from a PBF file.
Tags will be split into separate columns because of applying the filter.
>>> gpq_path = qosm.convert_pbf_to_gpq(
... monaco_pbf_path,
... tags_filter={"building": True, "amenity": True, "highway": True}
... )
>>> gpq_path.as_posix()
'files/monaco_6593ca69098459d039054bc5fe0a87c56681e29a5f59d38ce3485c03cb0e9374_noclip_exploded.geoparquet'
Inspect the file with duckdb
>>> import duckdb
>>> duckdb.load_extension('spatial')
>>> duckdb.read_parquet(str(gpq_path)).project(
... "* REPLACE (ST_GeomFromWKB(geometry) AS geometry)"
... ).order("feature_id")
┌──────────────────┬──────────┬────────────┬─────────────┬───────────────────────────────┐
│ feature_id │ building │ amenity │ highway │ geometry │
│ varchar │ varchar │ varchar │ varchar │ geometry │
├──────────────────┼──────────┼────────────┼─────────────┼───────────────────────────────┤
│ node/10025656390 │ NULL │ restaurant │ NULL │ POINT (7.4269287 43.7368818) │
│ node/10025843517 │ NULL │ restaurant │ NULL │ POINT (7.4219362 43.7367446) │
│ node/10025852089 │ NULL │ bar │ NULL │ POINT (7.4227543 43.7369926) │
│ node/10025852090 │ NULL │ restaurant │ NULL │ POINT (7.4225093 43.7369627) │
│ node/10068880332 │ NULL │ NULL │ platform │ POINT (7.4380849 43.7493273) │
│ node/10068880335 │ NULL │ bench │ NULL │ POINT (7.4186855 43.7321515) │
│ node/10127713363 │ NULL │ cafe │ NULL │ POINT (7.4266367 43.7420755) │
│ node/10601158089 │ NULL │ restaurant │ NULL │ POINT (7.4213086 43.7336187) │
│ node/10671507005 │ NULL │ bar │ NULL │ POINT (7.4296915 43.7423307) │
│ node/10674256605 │ NULL │ bar │ NULL │ POINT (7.4213558 43.7336317) │
│ · │ · │ · │ · │ · │
│ · │ · │ · │ · │ · │
│ · │ · │ · │ · │ · │
│ way/981971425 │ NULL │ NULL │ residential │ LINESTRING (7.4321217 43.74… │
│ way/982061461 │ NULL │ NULL │ secondary │ LINESTRING (7.4246341 43.74… │
│ way/982081599 │ NULL │ NULL │ tertiary │ LINESTRING (7.4225202 43.73… │
│ way/982081600 │ NULL │ NULL │ service │ LINESTRING (7.4225202 43.73… │
│ way/986029035 │ NULL │ NULL │ path │ LINESTRING (7.4189462 43.73… │
│ way/990669427 │ NULL │ shelter │ NULL │ POLYGON ((7.4146087 43.7338… │
│ way/990669428 │ NULL │ NULL │ secondary │ LINESTRING (7.4136598 43.73… │
│ way/990669429 │ NULL │ NULL │ secondary │ LINESTRING (7.4137621 43.73… │
│ way/990848785 │ yes │ NULL │ NULL │ POLYGON ((7.4142551 43.7339… │
│ way/993121275 │ yes │ NULL │ NULL │ POLYGON ((7.4321416 43.7481… │
├──────────────────┴──────────┴────────────┴─────────────┴───────────────────────────────┤
│ 5772 rows (20 shown) 5 columns │
└────────────────────────────────────────────────────────────────────────────────────────┘
Get features for Malé - the capital city of Maldives
Tags will be kept in a single column.
>>> from shapely.geometry import box
>>> gpq_path = qosm.convert_pbf_to_gpq(
... maldives_pbf_path,
... geometry_filter=box(
... minx=73.4975872,
... miny=4.1663240,
... maxx=73.5215528,
... maxy=4.1818121
... )
... )
>>> gpq_path.as_posix()
'files/maldives_nofilter_35532d32333a47a057265be0d7903ce27f6aa6ca3df31fe45f4ce67e4dbb3fb5_compact.geoparquet'
Inspect the file with duckdb
>>> import duckdb
>>> duckdb.load_extension('spatial')
>>> duckdb.read_parquet(str(gpq_path)).project(
... "* REPLACE (ST_GeomFromWKB(geometry) AS geometry)"
... ).order("feature_id")
┌──────────────────┬──────────────────────┬──────────────────────────────────────────────┐
│ feature_id │ tags │ geometry │
│ varchar │ map(varchar, varch… │ geometry │
├──────────────────┼──────────────────────┼──────────────────────────────────────────────┤
│ node/10010180778 │ {brand=Ooredoo, br… │ POINT (73.5179039 4.1752105) │
│ node/10062500171 │ {contact:facebook=… │ POINT (73.509583 4.1724485) │
│ node/10078084764 │ {addr:city=Male', … │ POINT (73.5047972 4.1726734) │
│ node/10078086040 │ {addr:city=Malé, a… │ POINT (73.5031714 4.1759622) │
│ node/10158825718 │ {addr:postcode=201… │ POINT (73.5083189 4.1730108) │
│ node/10289176711 │ {addr:street=Dhona… │ POINT (73.5133902 4.1725724) │
│ node/10294045310 │ {amenity=restauran… │ POINT (73.5091277 4.1735378) │
│ node/10294045311 │ {amenity=restauran… │ POINT (73.5055534 4.1759515) │
│ node/10294045411 │ {amenity=restauran… │ POINT (73.5037257 4.1717866) │
│ node/10294045412 │ {amenity=restauran… │ POINT (73.5024147 4.1761633) │
│ · │ · │ · │
│ · │ · │ · │
│ · │ · │ · │
│ way/91986244 │ {highway=residenti… │ LINESTRING (73.5069785 4.1704686, 73.50759… │
│ way/91986245 │ {highway=residenti… │ LINESTRING (73.5135834 4.1740562, 73.51383… │
│ way/91986249 │ {highway=residenti… │ LINESTRING (73.5153971 4.1735146, 73.51601… │
│ way/91986251 │ {highway=residenti… │ LINESTRING (73.5082522 4.1709887, 73.50823… │
│ way/91986254 │ {highway=residenti… │ LINESTRING (73.508114 4.1693477, 73.508154… │
│ way/91986255 │ {landuse=cemetery,… │ POLYGON ((73.507509 4.1731064, 73.5078884 … │
│ way/91986256 │ {highway=residenti… │ LINESTRING (73.5106692 4.1744828, 73.51082… │
│ way/935784864 │ {layer=-1, locatio… │ LINESTRING (73.4875382 4.1703263, 73.50074… │
│ way/935784867 │ {layer=-1, locatio… │ LINESTRING (73.446172 4.1856738, 73.460937… │
│ way/959150179 │ {amenity=place_of_… │ POLYGON ((73.5184052 4.1755282, 73.5184863… │
├──────────────────┴──────────────────────┴──────────────────────────────────────────────┤
│ 2140 rows (20 shown) 3 columns │
└────────────────────────────────────────────────────────────────────────────────────────┘
Source code in quackosm/functions.py
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|
get_features_gdf(
file_paths,
tags_filter=None,
geometry_filter=None,
explode_tags=None,
ignore_cache=False,
filter_osm_ids=None,
working_directory="files",
osm_way_polygon_features_config=None,
)
¶
get_features_gdf(
file_paths,
tags_filter=None,
geometry_filter=None,
explode_tags=None,
ignore_cache=False,
filter_osm_ids=None,
working_directory="files",
osm_way_polygon_features_config=None,
)
Get features GeoDataFrame from a PBF file or list of PBF files.
Function can parse multiple PBF files and returns a single GeoDataFrame with loaded OSM objects.
PARAMETER | DESCRIPTION |
---|---|
file_paths |
Path or list of paths of
TYPE:
|
tags_filter |
A dictionary
specifying which tags to download.
The keys should be OSM tags (e.g.
TYPE:
|
geometry_filter |
Region which can be used to filter only
intersecting OSM objects. Defaults to
TYPE:
|
explode_tags |
Whether to split tags into columns based on OSM tag keys.
If
TYPE:
|
ignore_cache |
(bool, optional): Whether to ignore precalculated geoparquet files or not. Defaults to False.
TYPE:
|
filter_osm_ids |
(list[str], optional): List of OSM features ids to read from the file.
Have to be in the form of 'node/
TYPE:
|
working_directory |
Directory where to save
the parsed
TYPE:
|
osm_way_polygon_features_config |
Config used to determine which closed way features are polygons. Modifications to this config left are left for experienced OSM users. Defaults to predefined "osm_way_polygon_features.json".
TYPE:
|
RETURNS | DESCRIPTION |
---|---|
GeoDataFrame
|
gpd.GeoDataFrame: GeoDataFrame with OSM features. |
Examples:
Get OSM data from a PBF file.
Tags will be kept in a single column.
>>> import quackosm as qosm
>>> qosm.get_features_gdf(monaco_pbf_path).sort_index()
tags geometry
feature_id
node/10005045289 {'shop': 'bakery'} POINT (7.42245 43.73105)
node/10020887517 {'leisure': 'swimming_pool', ... POINT (7.41316 43.73384)
node/10021298117 {'leisure': 'swimming_pool', ... POINT (7.42777 43.74277)
node/10021298717 {'leisure': 'swimming_pool', ... POINT (7.42630 43.74097)
node/10025656383 {'ferry': 'yes', 'name': 'Qua... POINT (7.42550 43.73690)
... ... ...
way/990669427 {'amenity': 'shelter', 'shelt... POLYGON ((7.41461 43.7338...
way/990669428 {'highway': 'secondary', 'jun... LINESTRING (7.41366 43.73...
way/990669429 {'highway': 'secondary', 'jun... LINESTRING (7.41376 43.73...
way/990848785 {'addr:city': 'Monaco', 'addr... POLYGON ((7.41426 43.7339...
way/993121275 {'building': 'yes', 'name': ... POLYGON ((7.43214 43.7481...
[7906 rows x 2 columns]
Get only buildings from a PBF file.
Tags will be split into separate columns because of applying the filter.
>>> qosm.get_features_gdf(
... monaco_pbf_path, tags_filter={"building": True}
... ).sort_index()
building geometry
feature_id
relation/11384697 yes POLYGON ((7.42749 43.73125, 7.42672 43.73063, ...
relation/11484092 hotel POLYGON ((7.41790 43.72483, 7.41783 43.72486, ...
relation/11484093 apartments POLYGON ((7.41815 43.72561, 7.41836 43.72547, ...
relation/11484094 residential POLYGON ((7.41753 43.72583, 7.41753 43.72563, ...
relation/11485520 apartments POLYGON ((7.42071 43.73260, 7.42125 43.73260, ...
... ... ...
way/94452886 apartments POLYGON ((7.43242 43.74761, 7.43242 43.74778, ...
way/946074428 yes POLYGON ((7.42235 43.74037, 7.42244 43.74045, ...
way/952067351 yes POLYGON ((7.42207 43.73434, 7.42211 43.73434, ...
way/990848785 yes POLYGON ((7.41426 43.73396, 7.41431 43.73402, ...
way/993121275 yes POLYGON ((7.43214 43.74813, 7.43216 43.74817, ...
[1283 rows x 2 columns]
Get features for Malé - the capital city of Maldives
Tags will be kept in a single column.
>>> from shapely.geometry import box
>>> qosm.get_features_gdf(
... maldives_pbf_path,
... geometry_filter=box(
... minx=73.4975872,
... miny=4.1663240,
... maxx=73.5215528,
... maxy=4.1818121
... )
... ).sort_index()
tags geometry
feature_id
node/10010180778 {'brand': 'Ooredoo', 'bran... POINT (73.51790 4.17521)
node/10062500171 {'contact:facebook': 'http... POINT (73.50958 4.17245)
node/10078084764 {'addr:city': 'Male'', 'ad... POINT (73.50480 4.17267)
node/10078086040 {'addr:city': 'Malé', 'add... POINT (73.50317 4.17596)
node/10158825718 {'addr:postcode': '20175',... POINT (73.50832 4.17301)
... ... ...
way/91986255 {'landuse': 'cemetery', 'n... POLYGON ((73.50751 4.17311, 73.50789 4.1...
way/91986256 {'highway': 'residential',... LINESTRING (73.51067 4.17448, 73.51082 4...
way/935784864 {'layer': '-1', 'location'... LINESTRING (73.48754 4.17033, 73.50075...
way/935784867 {'layer': '-1', 'location'... LINESTRING (73.44617 4.18567, 73.46094 4...
way/959150179 {'amenity': 'place_of_wors... POLYGON ((73.51841 4.17553, 73.51849 4.1...
[2140 rows x 2 columns]
Get features grouped into catgegories for Christmas Island
Even though we apply the filter, the tags will be kept in a single column
because of manual explode_tags
value setting.
>>> qosm.get_features_gdf(
... kiribati_pbf_path,
... tags_filter={
... "highway": {"highway": True},
... "tree": {"natural": "tree"},
... "building": {"building": True},
... },
... geometry_filter=box(
... minx=-157.6046004,
... miny=1.6724409,
... maxx=-157.1379507,
... maxy=2.075240
... ),
... explode_tags=False,
... ).sort_index()
tags geometry
feature_id
node/2377661784 {'building': 'building=ruin'} POINT (-157.18826 1.75186)
node/4150479646 {'tree': 'natural=tree'} POINT (-157.36152 1.98363)
node/4396875565 {'tree': 'natural=tree'} POINT (-157.36143 1.98364)
node/4396875566 {'tree': 'natural=tree'} POINT (-157.36135 1.98364)
node/4396875567 {'tree': 'natural=tree'} POINT (-157.36141 1.98371)
... ... ...
way/997441336 {'highway': 'highway=track'} LINESTRING (-157.38083 1.77798, -157.3814...
way/997441337 {'highway': 'highway=track'} LINESTRING (-157.39796 1.79933, -157.3978...
way/998103305 {'highway': 'highway=path'} LINESTRING (-157.56048 1.87379, -157.5577...
way/998103306 {'highway': 'highway=track'} LINESTRING (-157.55513 1.86847, -157.5585...
way/998370723 {'highway': 'highway=path'} LINESTRING (-157.47069 1.83903, -157.4707...
[3109 rows x 2 columns]
Source code in quackosm/functions.py
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|