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feat: add rules to auto convert Awkward types #57

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ee0d3e1
feat: add a method to convert `PyIterable`
ianna Dec 11, 2023
e3c09a5
feat: add auto conversion rules
ianna Dec 12, 2023
5ab4335
fix: update conversion rules
ianna Dec 14, 2023
7af724d
feat: define __init__ function
ianna Jan 17, 2024
009bcaf
fix: move convert out of the __init__ function
ianna Jan 17, 2024
d6000ab
test: add a test passing a Python array to a Julia function
ianna Jan 17, 2024
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46 changes: 46 additions & 0 deletions ext/AwkwardPythonCallExt/AwkwardPythonCallExt.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -32,4 +32,50 @@ function AwkwardArray.convert(array::Py)::AwkwardArray.Content
)
end

function AwkwardArray.convert(array::PyIterable{Any})::AwkwardArray.Content
form, len, _containers = pyimport("awkward").to_buffers(array)
containers = pyconvert(Dict, _containers)

julia_buffers = Dict{String,AbstractVector{UInt8}}()
for (key, buffer) in containers
julia_buffers[key] = reinterpret(UInt8, buffer)
end

AwkwardArray.from_buffers(
pyconvert(String, form.to_json()),
pyconvert(Int, len),
julia_buffers,
)
end



PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.PrimitiveArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.EmptyArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.ListOffsetArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.ListArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.RegularArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.RecordArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.TupleArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.IndexedArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.IndexedOptionArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.ByteMaskedArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.BitMaskedArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.UnmaskedArray}, x::Py) = AwkwardArray.convert(x)
PythonCall.pyconvert_rule_array_nocopy(::Type{AwkwardArray.UnionArray}, x::Py) = AwkwardArray.convert(x)

PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.PrimitiveArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.EmptyArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.ListOffsetArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.ListArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.RegularArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.RecordArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.TupleArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.IndexedArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.IndexedOptionArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.ByteMaskedArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.BitMaskedArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.UnmaskedArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)
PythonCall.pyconvert_add_rule("awkward.highlevel:Array", AwkwardArray.UnionArray, PythonCall.pyconvert_rule_array_nocopy, PythonCall.PYCONVERT_PRIORITY_ARRAY)

end # module