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Use Julia process API to interact with nauty #68

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Oct 11, 2023
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Use Julia process API to interact with nauty #68

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c939414
CLEANUP: Communicate with Nauty using Julia process API.
epatters Oct 11, 2023
7054dd7
CLEANUP: Nicer name for Nauty acsets extension module.
epatters Oct 11, 2023
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2 changes: 1 addition & 1 deletion Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,8 @@ XLSX = "fdbf4ff8-1666-58a4-91e7-1b58723a45e0"
nauty_jll = "55c6dc9b-343a-50ca-8ff2-b71adb3733d5"

[extensions]
ACSetsnauty_jllExt = "nauty_jll"
ExcelACSets = "XLSX"
NautyACSetsExt = "nauty_jll"

[compat]
CompTime = "0.1"
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22 changes: 0 additions & 22 deletions ext/ACSetsnauty_jllExt.jl
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22 changes: 22 additions & 0 deletions ext/NautyACSetsExt.jl
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Original file line number Diff line number Diff line change
@@ -0,0 +1,22 @@
module NautyACSetsExt

using ACSets
using nauty_jll

"""Compute CSetNautyRes from an ACSet."""
function ACSets.call_nauty(g::ACSet)::CSetNautyRes
ACSets.NautyInterface.parse_res(nauty_res(g), g)
end

"""Make shell command to dreadnaut (nauty) and collect stdout text."""
function nauty_res(g::ACSet)::AbstractString
isempty(g) && return NautyRes(g)
all(o -> nparts(g, o) == 0, attrtypes(acset_schema(g))) ||
error("Nauty integration with VarACSets not yet supported")
process = open(`$(nauty_jll.dreadnaut_path)`, write=true, read=true)
print(process, ACSets.NautyInterface.dreadnaut(g))
close(process.in)
read(process, String)
end

end # module