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Showing content from https://github.com/JuliaML/MLDatasets.jl/issues/201 below:

Problem loading OGB dataset ogbg-ppa · Issue #201 · JuliaML/MLDatasets.jl · GitHub

I can not load the OGBDataset: "ogbg-ppa"

using MLDatasets, DataFrames
data = OGBDataset("ogbg-ppa")

but get the following error:

ERROR: MethodError: no method matching parse_pystring(::Missing)
Closest candidates are:
  parse_pystring(::AbstractString) at ~/.julia/packages/MLDatasets/bg0uc/src/utils.jl:2
Stacktrace:
 [1] (::MLDatasets.var"#411#412")(r::DataFrameRow{DataFrame, DataFrames.Index})
   @ MLDatasets ./none:0
 [2] iterate
   @ ./generator.jl:47 [inlined]
 [3] Dict{String, Any}(kv::Base.Generator{DataFrames.DataFrameRows{DataFrame}, MLDatasets.var"#411#412"})
   @ Base ./dict.jl:105
 [4] read_ogb_metadata(fullname::String, dir::Nothing)
   @ MLDatasets ~/.julia/packages/MLDatasets/bg0uc/src/datasets/graphs/ogbdataset.jl:160
 [5] OGBDataset(fullname::String; dir::Nothing)
   @ MLDatasets ~/.julia/packages/MLDatasets/bg0uc/src/datasets/graphs/ogbdataset.jl:132
 [6] OGBDataset(fullname::String)
   @ MLDatasets ~/.julia/packages/MLDatasets/bg0uc/src/datasets/graphs/ogbdataset.jl:131
 [7] top-level scope
   @ REPL[8]:1

I am using Julia 1.8.2, DataFrames v1.3.6 and MLDatasets v0.7.9


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