That worked for me. Many thanks! Dan
On Tuesday, October 27, 2015 at 10:16:40 AM UTC-6, Daniel Arndt wrote: > > Hi Dan, > > It looks like you're running into the same issue I was, where the > underlying HashDict cannot be serialized correctly to send to the other > processes. > > I put up a pull request ( > https://github.com/JuliaLang/DataStructures.jl/pull/138) yesterday to > hopefully fix this, feedback is appreciated. Apply these changes to your > DataStructures.jl and see if that works. > > Alternatively, as a temporory workaround, you can override the > Base.(de)serialize methods in your own code. > > Cheers, > Another Dan > > On Tuesday, 27 October 2015 05:02:40 UTC-3, Daniel O'Malley wrote: >> >> I've recently encountered problems using pmap on a function that returns >> a DataStructures.OrderedDict. >> >> import DataStructures >> @everywhere function f(x) >> return DataStructures.OrderedDict(zip(["x"], [x])) >> end >> pmap(f, [1, 2]) >> >> If the above code is run in a "julia -p 2" environment, it produce a >> cascade of errors that seem to begin with >> >> ERROR: MethodError: `write` has no method matching >> write(::SerializationState{TCPSocket}, ::Int32) >> >> In the original context that this example was trying to replicate, the >> error was >> >> ERROR: MethodError: `read` has no method matching >> read(::SerializationState{TCPSocket}, ::Type{Int32}) >> >> Does anyone have advice on how to resolve this? Should these methods >> exist in base julia? Am I doing something wrong? >> >> Thanks for your help! >> >> Dan >> >
