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First working version (read) of GeoArrow..
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@@ -19,7 +19,7 @@ jobs: | |
| matrix: | ||
| version: | ||
| - '1.6' | ||
| - '1.9' | ||
| - '1' | ||
| - 'nightly' | ||
| os: | ||
| - ubuntu-latest | ||
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|
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@@ -3,3 +3,6 @@ | |
| *.jl.mem | ||
| /Manifest.toml | ||
| /docs/build/ | ||
| test/.cpenv | ||
| .CondaPkg | ||
| *.arrow | ||
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| [deps] | ||
| pyarrow = "" | ||
| geoarrow-pyarrow = "" |
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@@ -3,11 +3,27 @@ uuid = "5bc3a8d9-1bfb-4624-ba94-a391279174d6" | |
| authors = ["Maarten Pronk <[email protected]> and contributors"] | ||
| version = "0.1.0" | ||
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||
| [deps] | ||
| Arrow = "69666777-d1a9-59fb-9406-91d4454c9d45" | ||
| Extents = "411431e0-e8b7-467b-b5e0-f676ba4f2910" | ||
| GeoFormatTypes = "68eda718-8dee-11e9-39e7-89f7f65f511f" | ||
| GeoInterface = "cf35fbd7-0cd7-5166-be24-54bfbe79505f" | ||
| JSON3 = "0f8b85d8-7281-11e9-16c2-39a750bddbf1" | ||
| WellKnownGeometry = "0f680547-7be7-4555-8820-bb198eeb646b" | ||
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| [compat] | ||
| Arrow = "2.4" | ||
| GeoFormatTypes = "0.4" | ||
| GeoInterface = "1.2" | ||
| JSON3 = "1.14" | ||
| WellKnownGeometry = "0.2" | ||
| julia = "1.6" | ||
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||
| [extras] | ||
| CondaPkg = "992eb4ea-22a4-4c89-a5bb-47a3300528ab" | ||
| Downloads = "f43a241f-c20a-4ad4-852c-f6b1247861c6" | ||
| PythonCall = "6099a3de-0909-46bc-b1f4-468b9a2dfc0d" | ||
| Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40" | ||
|
|
||
| [targets] | ||
| test = ["Test"] | ||
| test = ["Test", "Downloads", "CondaPkg", "PythonCall"] | ||
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| # GeoArrow | ||
| A [geoarrow]() implementation in Julia. | ||
|
|
||
| [](https://evetion.github.io/GeoArrow.jl/stable/) | ||
| [](https://evetion.github.io/GeoArrow.jl/dev/) | ||
| [](https://github.com/evetion/GeoArrow.jl/actions/workflows/CI.yml?query=branch%3Amain) | ||
| [](https://codecov.io/gh/evetion/GeoArrow.jl) | ||
| *work in progress* | ||
|
|
||
| [](https://juliageo.github.io/GeoArrow.jl/stable/) | ||
| [](https://juliageo.github.io/GeoArrow.jl/dev/) | ||
| [](https://github.com/juliageo/GeoArrow.jl/actions/workflows/CI.yml?query=branch%3Amain) | ||
| [](https://codecov.io/gh/juliageo/GeoArrow.jl) | ||
| [](https://JuliaCI.github.io/NanosoldierReports/pkgeval_badges/report.html) |
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| module GeoArrow | ||
| using Arrow | ||
| using GeoInterface | ||
| using GeoFormatTypes | ||
| using JSON3 | ||
| using WellKnownGeometry | ||
| using Extents | ||
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||
| # Write your package code here. | ||
| include("type.jl") | ||
| include("arrow.jl") | ||
| include("io.jl") | ||
|
|
||
| end | ||
| export read, write | ||
|
|
||
| end # module |
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| ArrowTypes.isstringtype(::ArrowTypes.StructKind) = false | ||
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| POINT = Symbol("geoarrow.point") | ||
| LINESTRING = Symbol("geoarrow.linestring") | ||
| POLYGON = Symbol("geoarrow.polygon") | ||
| MULTIPOINT = Symbol("geoarrow.multipoint") | ||
| MULTILINESTRING = Symbol("geoarrow.multilinestring") | ||
| MULTIPOLYGON = Symbol("geoarrow.multipolygon") | ||
| WKB = Symbol("geoarrow.wkb") | ||
| WKT = Symbol("geoarrow.wkt") | ||
| BOX = Symbol("geoarrow.box") | ||
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||
| function ArrowTypes.JuliaType(::Val{POINT}, x, metadata) | ||
| D = length(x.types) | ||
| T = x.types[1] | ||
| return Geometry{PointTrait,D,T} | ||
| end | ||
| ArrowTypes.JuliaType(::Val{LINESTRING}, x, metadata) = Geometry{LineStringTrait} | ||
| ArrowTypes.JuliaType(::Val{POLYGON}, x, metadata) = Geometry{PolygonTrait} | ||
| ArrowTypes.JuliaType(::Val{MULTIPOINT}, x, metadata) = Geometry{MultiPointTrait} | ||
| ArrowTypes.JuliaType(::Val{MULTILINESTRING}, x, metadata) = Geometry{MultiLineStringTrait} | ||
| ArrowTypes.JuliaType(::Val{MULTIPOLYGON}, x, metadata) = Geometry{MultiPolygonTrait} | ||
| ArrowTypes.JuliaType(::Val{WKB}, x, metadata) = GeoFormatTypes.WellKnownBinary | ||
| ArrowTypes.JuliaType(::Val{WKT}, x, metadata) = GeoFormatTypes.WellKnownText | ||
| function ArrowTypes.JuliaType(::Val{BOX}, x, metadata) | ||
| D = length(x.types) | ||
| if D == 4 | ||
| Extents.Extent{(:X, :Y)} | ||
| elseif D == 6 | ||
| Extents.Extent{(:X, :Y, :Z)} | ||
| elseif D == 8 | ||
| Extents.Extent{(:X, :Y, :Z, :M)} | ||
| else | ||
| throw(ArgumentError("Invalid number of dimensions for Extent")) | ||
| end | ||
| end | ||
| ArrowTypes.ArrowKind(::Type{Geometry}) = ArrowTypes.ListKind() | ||
| ArrowTypes.ArrowKind(::Type{<:Geometry{PointTrait,D,T}}) where {D,T} = ArrowTypes.FixedSizeListKind{D,T}() | ||
| ArrowTypes.ArrowKind(::Type{<:GeoFormatTypes.WellKnownBinary}) = ArrowTypes.PrimitiveKind() | ||
| ArrowTypes.ArrowKind(::Type{<:GeoFormatTypes.WellKnownText}) = ArrowTypes.ListKind() | ||
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| ArrowTypes.ArrowType(::Type{<:GeoFormatTypes.WellKnownBinary}) = Vector{UInt8} | ||
| ArrowTypes.ArrowType(::Type{<:GeoFormatTypes.WellKnownText}) = String | ||
| ArrowTypes.ArrowType(::Type{Geometry{X,D,T,G}}) where {X,D,T,G} = G | ||
|
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| ArrowTypes.arrowname(::Type{Geometry{PointTrait}}) = POINT | ||
| ArrowTypes.arrowname(::Type{Geometry{LineStringTrait}}) = LINESTRING | ||
| ArrowTypes.arrowname(::Type{Geometry{PolygonTrait}}) = POLYGON | ||
| ArrowTypes.arrowname(::Type{Geometry{MultiPointTrait}}) = MULTIPOINT | ||
| ArrowTypes.arrowname(::Type{Geometry{MultiLineStringTrait}}) = MULTILINESTRING | ||
| ArrowTypes.arrowname(::Type{Geometry{MultiPolygonTrait}}) = MULTIPOLYGON | ||
| ArrowTypes.arrowname(::Type{<:GeoFormatTypes.WellKnownBinary}) = WKB | ||
| ArrowTypes.arrowname(::Type{<:GeoFormatTypes.WellKnownText}) = WKT | ||
| ArrowTypes.arrowname(::Type{Extents.Extent}) = BOX | ||
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| ArrowTypes.toarrow(x::Geometry) = x.geom | ||
| ArrowTypes.toarrow(x::GeoFormatTypes.WellKnownText) = GeoFormatTypes.val(x) | ||
| ArrowTypes.toarrow(x::GeoFormatTypes.WellKnownBinary) = GeoFormatTypes.val(x) | ||
| ArrowTypes.toarrow(x::Extents.Extent{(:X, :Y)}) = (; xmin=ex.X[1], ymin=ex.Y[1], xmax=ex.X[2], ymax=ex.Y[2]) | ||
| ArrowTypes.toarrow(x::Extents.Extent{(:X, :Y, :Z)}) = (; xmin=ex.X[1], ymin=ex.Y[1], zmin=ex.Z[1], xmax=ex.X[2], ymax=ex.Y[2], zmax=ex.Z[2]) | ||
| ArrowTypes.toarrow(x::Extents.Extent{(:X, :Y, :Z, :M)}) = (; xmin=ex.X[1], ymin=ex.Y[1], zmin=ex.Z[1], mmin=ex.M[1], xmax=ex.X[2], ymax=ex.Y[2], zmax=ex.Z[2], mmax=ex.M[2]) | ||
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| ArrowTypes.fromarrow(::Type{GeoFormatTypes.WellKnownBinary}, x) = GeoFormatTypes.WellKnownBinary(GeoFormatTypes.Geom(), x) | ||
| ArrowTypes.fromarrow(::Type{GeoFormatTypes.WellKnownText}, x) = GeoFormatTypes.WellKnownText(GeoFormatTypes.Geom(), x) | ||
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||
| function ArrowTypes.fromarrow(::Type{Geometry{X}}, x) where {X} | ||
| nt = nested_eltype(x) | ||
| D = length(nt.types) | ||
| T = nt.types[1] | ||
| return Geometry{X,D,T}(x) | ||
| end | ||
| ArrowTypes.fromarrow(::Type{Extents.Extent}, x) = Extents.Extent(X=(x.xmin, x.xmax), Y=(x.ymin, x.ymax)) | ||
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| nested_eltype(x) = nested_eltype(typeof(x)) | ||
| nested_eltype(::Type{T}) where {T<:AbstractArray} = nested_eltype(eltype(T)) | ||
| nested_eltype(::Type{T}) where {T} = T |
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| """ | ||
| write(path, table; kwargs...) | ||
| Write a geospatial table to a file. Like Arrow.write, but with geospatial metadata. | ||
| Any kwargs are passed to Arrow.write. | ||
| """ | ||
| function write(path, t; kwargs...) | ||
| projjson = "" | ||
| crs = Dict("crs" => projjson) | ||
| colmetadata = | ||
| Dict(:geometry => ["ARROW:extension:metadata" => JSON3.write(crs)]) | ||
| Arrow.write(path, t; colmetadata, kwargs...) | ||
| end | ||
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||
| """ | ||
| read(path; kwargs...) | ||
| Read a geospatial table from a file. Like Arrow.Table, but with geospatial metadata. | ||
| Any kwargs are passed to Arrow.Table. | ||
| """ | ||
| function read(path; kwargs...) | ||
| t = Arrow.Table(path; kwargs...) | ||
| meta = Arrow.getmetadata(t) | ||
| return t | ||
| end |
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| struct Geometry{X,D,T,G} | ||
| geom::G | ||
| end | ||
| Base.show(io::IO, x::Geometry{X,D,T}) where {X,D,T} = print(io, "$X geometry in $(D)D with eltype $T") | ||
| Geometry{X,D,T}(x) where {X,D,T} = Geometry{X,D,T,typeof(x)}(x) | ||
| Geometry{PointTrait}(x::Vararg{T,D}) where {T,D} = Geometry{PointTrait,D,T}(reinterpret(NTuple{D,T}, x)) | ||
| Geometry{PointTrait,D,T}(x, y, z) where {T,D} = Geometry{PointTrait,D,T}((x, y, z)) | ||
| Geometry{PointTrait,D,T}(x, y) where {T,D} = Geometry{PointTrait,D,T}((x, y)) | ||
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| Base.getindex(x::Geometry{X,D,T}, i) where {X,D,T} = Geometry{childtrait(X()),D,T}(Base.getindex(x.geom, i)) | ||
| Base.getindex(x::Geometry{PointTrait,D,T}, i) where {D,T} = Base.getindex(x.geom, i) | ||
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| GeoInterface.isgeometry(::Type{<:Geometry}) = true | ||
| GeoInterface.ncoord(_, ::Geometry{X,D}) where {X,D} = D | ||
| GeoInterface.getcoord(::PointTrait, g::Geometry, i) = Base.getindex(g.geom, i) | ||
| GeoInterface.geomtrait(::Geometry{X}) where {X} = X() | ||
| GeoInterface.ngeom(_, g::Geometry) = length(g.geom) | ||
| GeoInterface.getgeom(_, g::Geometry, i) = Base.getindex(g, i) | ||
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| childtrait(::LineStringTrait) = PointTrait | ||
| childtrait(::LinearRingTrait) = PointTrait | ||
| childtrait(::PolygonTrait) = LinearRingTrait | ||
| childtrait(::MultiPointTrait) = PointTrait | ||
| childtrait(::MultiLineStringTrait) = LineStringTrait | ||
| childtrait(::MultiPolygonTrait) = PolygonTrait |
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| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-point.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-point-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-point-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-linestring.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-linestring-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-linestring-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-polygon.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-polygon-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-polygon-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipoint.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipoint-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipoint-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multilinestring.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multilinestring-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multilinestring-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipolygon.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipolygon-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipolygon-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-point_z.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-point_z-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-point_z-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-linestring_z.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-linestring_z-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-linestring_z-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-polygon_z.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-polygon_z-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-polygon_z-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipoint_z.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipoint_z-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipoint_z-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multilinestring_z.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multilinestring_z-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multilinestring_z-wkb.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipolygon_z.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipolygon_z-interleaved.arrow | ||
| https://raw.githubusercontent.com/geopandas/geopandas/refs/heads/main/geopandas/io/tests/data/geoarrow/example-multipolygon_z-wkb.arrow |
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| @@ -1,6 +1,56 @@ | ||
| using GeoArrow | ||
| using Arrow | ||
| using GeoInterface | ||
| using Downloads | ||
| using Test | ||
| # ENV["JULIA_CONDAPKG_OFFLINE"] = true | ||
| ENV["JULIA_CONDAPKG_ENV"] = joinpath(@__DIR__, ".cpenv") | ||
| using PythonCall | ||
| # ga = pyimport("geoarrow.pyarrow") | ||
| feather = pyimport("pyarrow.feather") | ||
|
|
||
| @testset "GeoArrow.jl" begin | ||
| # Write your tests here. | ||
| @testset "Test datasets" begin | ||
| # Data taken from the geopandas tests, courtesy of Joris Van den Bossche | ||
| for url in readlines("links.txt") | ||
| fn = joinpath("data", split(url, "/")[end]) | ||
| isfile(fn) && continue | ||
| try | ||
| @info "Downloading $fn" | ||
| Downloads.download(url, fn) | ||
| catch | ||
| @warn "Failed to download $fn" | ||
| end | ||
| end | ||
|
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| for arrowfn in filter(endswith("arrow"), readdir("data", join=true)) | ||
| @testset "$arrowfn" begin | ||
| t = Arrow.Table(arrowfn) | ||
| geom = t.geometry[1] | ||
| @test GeoInterface.isgeometry(geom) | ||
| @test GeoInterface.geomtrait(geom) isa GeoInterface.AbstractGeometryTrait | ||
| @test GeoInterface.ncoord(geom) in [2, 3] | ||
| @test GeoInterface.testgeometry(geom) | ||
|
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| io = IOBuffer() | ||
| GeoArrow.write(io, t; compress=:zstd) | ||
| seekstart(io) | ||
| nt = GeoArrow.read(io, convert=true) | ||
| ngeom = t.geometry[1] | ||
| @test GeoInterface.isgeometry(geom) | ||
|
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| @test ngeom == geom | ||
| end | ||
| end | ||
| end | ||
| @testset "Python" begin | ||
| for arrowfn in filter(endswith("arrow"), readdir("data", join=true)) | ||
| @testset "$arrowfn" begin | ||
| t = Arrow.Table(arrowfn) | ||
| fn = joinpath("data/write", basename(arrowfn)) | ||
| GeoArrow.write(fn, t) | ||
| pt = feather.read_table(fn) | ||
| end | ||
| end | ||
| end | ||
| end |