Validate planar GIS data with 24 typed constraints powered by 38 native Rust rules.
uv add 'topology-checker[geopandas]'
import geopandas as gpd
from topology_checker import Rule, Topology
roads_gdf = gpd.read_file("roads.gpkg")
topology = Topology(tolerance=0.001)
topology.add_rule(Rule.MUST_NOT_HAVE_DANGLES, roads_gdf)
buildings_gdf = gpd.read_file("buildings.gpkg")
topology.add_rule(Rule.MUST_NOT_OVERLAP, roads_gdf, other=buildings_gdf)
report = topology.validate()
errors = report.to_geodataframe()
from shapely.geometry import Point, box
from topology_checker import GeometryKind, Rule, Topology
topology = Topology()
points = topology.add_layer([Point(0.5, 0.5)], fids=[42], crs="EPSG:28992")
areas = topology.add_layer([box(0, 0, 1, 1)], name="parcels", crs="EPSG:28992")
topology.add_rule(Rule.MUST_BE_INSIDE, points, other=areas)
report = topology.validate()
print(report.is_valid, report.error_count, report.warnings)
print(report.to_dict())
print(topology.layer(points).name)
print(report.rules[0].resolved_rule.description)
empty_lines = topology.add_layer([], kind=GeometryKind.LINE)
topology.add_rule(Rule.MUST_NOT_HAVE_DANGLES, empty_lines)
from shapely.geometry import LineString
from topology_checker import explode_lines, merge_lines
lines = [LineString([(0, 0), (1, 0)]), LineString([(1, 0), (2, 0)])]
merged = merge_lines(lines, tolerance=0.001)
segments = explode_lines(merged)
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Release files for topology-checker 0.1.0
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Source distribution (sdist)
| File | Size | Uploaded | |
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| topology_checker-0.1.0.tar.gz | 127.3 kB | Details |
Built distributions (wheels)
| File | Reset | |||
|---|---|---|---|---|
| topology_checker-0.1.0-cp310-abi3-win_amd64.whl | CPython 3.10 | abi3 | Windows x86-64 | Details |
| topology_checker-0.1.0-cp310-abi3-manylinux_2_17_x86_64.manylinux2014_x86_64.whl | CPython 3.10 | abi3 | Linux glibc 2.17+ x86-64 | Details |
| topology_checker-0.1.0-cp310-abi3-macosx_11_0_arm64.whl | CPython 3.10 | abi3 | macOS 11.0+ ARM64 | Details |
| topology_checker-0.1.0-cp310-abi3-macosx_10_12_x86_64.whl | CPython 3.10 | abi3 | macOS 10.12+ x86-64 | Details |
Total release size: 4.4 MB
Release files / topology_checker-0.1.0.tar.gz
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