function create_sysimage(sysout::AbstractString, add_dlmreader::Bool = true; add_package::Bool = true)

juliaCMD = Base.julia_cmd()

tmpIMD = mktemp()

close(tmpIMD[2])

if add_package

run(`$juliaCMD -e "using Pkg; Pkg.add(\"PackageCompiler\")"`)

if add_dlmreader

run(`$juliaCMD -e "using Pkg; Pkg.add(\"DLMReader\")"`)

end

end

warmupcode = "using InMemoryDatasets; ds = IMD.warmup();println(ds)"

if add_dlmreader

tmpDLM = mktemp()

close(tmpDLM[2])

warmupcode *= "; using DLMReader; DLMReader.warmup(); repeat!(ds, 10000); ds.x1 = rand(10000); ds.x2 = rand(Int, 10000); filewriter(\"$(escape_string(tmpDLM[1]))\", ds); filereader(\"$(escape_string(tmpDLM[1]))\");"

end

run(`$juliaCMD --trace-compile=$(tmpIMD[1]) -e "$warmupcode"`)

tmpIMD_out = mktemp()

close(tmpIMD_out[2])

f = open(tmpIMD[1])

fout = open(tmpIMD_out[1], "w")

# TODO should make this part less hard coding

write(fout, "using REPL, Pkg, InMemoryDatasets, InMemoryDatasets.PooledArrays, InMemoryDatasets.DataAPI, InMemoryDatasets.PrettyTables, InMemoryDatasets.Tables, PackageCompiler, TOML, Logging, SuiteSparse, Random, Printf

")

if add_dlmreader

write(fout, "; using DLMReader, DLMReader.InlineStrings, DLMReader.InlineStrings.Parsers

")

end

for line in eachline(f)

# not sure why this happens

write(fout, replace(line, "000000"=>""))

end

close(fout)

close(f)

run(`$juliaCMD -e "using PackageCompiler;

create_sysimage([:InMemoryDatasets, :DLMReader], sysimage_path=\"$(escape_string(sysout))\", precompile_execution_file=\"$(escape_string(tmpIMD_out[1]))\")"`)

println("Now exit julia and re-run it again using $(sysout) as `--sysimage`, e.g. in unix type OS you can use the following command:

julia --sysimage $sysout")

end