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Adding Base.show(io::IO, ch1::Chain) function #17

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Merged
merged 3 commits into from
Jun 3, 2016
Merged

Adding Base.show(io::IO, ch1::Chain) function #17

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d25d4bd
Adding Base.show(io::IO, ch1::Chain) function
evsmithx May 31, 2016
4861721
Update io.jl
yebai Jun 3, 2016
e7a6e09
Fix typo.
yebai Jun 3, 2016
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11 changes: 10 additions & 1 deletion src/core/io.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,16 @@ type Chain
end
Chain() = Chain(0, Vector{Sample}())

function Base.show(io::IO, ch1::Chain)
# Print chain weight and weighted means of samples in chain
if length(ch1.value) == 0
print(io, "Empty Chain, weight $(ch1.weight)")
else
chain_mean = [i => mean(ch1, i, x -> x) for i in keys(ch1.value[1].value)]
print(io, "Chain, model evidence (log) $(ch1.weight) and means $(chain_mean)")
end
end

function Base.getindex(c::Chain, v::Symbol)
# This strange implementation is mostly to keep backward compatability.
# Needs some refactoring a better format for storing results is available.
Expand Down Expand Up @@ -54,4 +64,3 @@ end
# tests
# tr = Turing.sampler.particles[1]
# tr = Chain(Turing.sampler.particles)