Powerfull wrapper around OSM Overpass Turbo to query regions of any size and shape
Project description
BabelGrid is a common python API to work with different established geospatial indexing systems.
pip install osmpy
List precooked queries
osmpy.list_queries()
name docstring
0 Amenities Location of amenities within a boundary
1 AmentiesCount Number of amenities per type within a boundary
2 RoadLength Length of road by roadtype within a boundary
Get all amenities in a boundary
import osmpy
from shapely import wkt
boundary = wkt.loads('POLYGON((-46.63 -23.54,-46.6 -23.54,-46.62 -23.55,-46.63 -23.55,-46.63 -23.54))')
osmpy.get('Amenities', boundary)
type id lat lon tags
0 node 661212030 -23.544739 -46.626160 {'amenity': 'fuel', 'name': 'Posto NGM'}
1 node 661212089 -23.547450 -46.626073 {'amenity': 'fuel', 'name': 'Posto Maserati', ...
2 node 745733280 -23.541411 -46.613930 {'addr:city': 'São Paulo', 'addr:housenumber':...
3 node 745733292 -23.542070 -46.614916 {'addr:city': 'São Paulo', 'addr:housenumber':...
4 node 889763809 -23.542558 -46.620360 {'addr:housenumber': '110/C9', 'addr:street': ...
.. ... ... ... ... ...
84 node 5663737625 -23.540027 -46.605425 {'access': 'yes', 'addr:city': 'São Paulo', 'a...
85 node 5990269247 -23.540650 -46.607532 {'addr:city': 'São Paulo', 'addr:housenumber':...
86 node 6621564995 -23.543880 -46.626414 {'access': 'yes', 'addr:city': 'São Paulo', 'a...
87 node 6625433725 -23.546727 -46.623956 {'access': 'yes', 'addr:city': 'São Paulo', 'a...
88 node 6625433753 -23.547111 -46.624790 {'access': 'yes', 'addr:city': 'São Paulo', 'a...
Total road length by road type
osmpy.get('RoadLength', boundary)
count length
highway
bus_stop 1 82.624
corridor 2 482.195
cycleway 1 134.197
footway 116 5473.419
living_street 3 422.378
path 4 735.539
pedestrian 3 90.327
platform 3 239.206
primary 28 2067.562
primary_link 12 1123.544
You can use your own query
query = """
[out:json];
node["amenity"](poly:"{boundary}");
out body geom;
"""
osmpy.get(query, boundary)
Create a precooked query
Add the following query to osmpy/queries.py
class YourPrecookedQuery(QueryType):
query = """
<OSM Overpass Turbo>
"""
docstring = """
<Query description>
"""
def postprocess(self, df):
"""Post process API result
"""
return df['tags'].apply(pd.Series).groupby('amenity').sum()
Credits
Free software: MIT license
Function katana
from @snorfalorpagus_.
Project details
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