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Merge pull request #13 from jmuchovej/add-pretty-printing
Add "pretty printing"
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1,4 @@ | ||
| *.jl.cov | ||
| *.jl.*.cov | ||
| *.jl.mem | ||
| Manifest.toml |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,138 @@ | ||
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| """ | ||
| Writes out the alpha vectors in the `.alpha` file format | ||
| """ | ||
| function Base.write(io::IO, alphas::POMDPAlphas) | ||
| alphavectors = alphas.alpha_vectors | ||
| for aidx in eachindex(alphas.alpha_actions) | ||
| println(io, alphas.alpha_actions[aidx]) | ||
| vector_as_str = join([@sprintf "%.25f" v for v=alphavectors[aidx]], " ") | ||
| println(io, vector_as_str) | ||
| end | ||
| println(io) | ||
| end | ||
|
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| """ | ||
| Write out a `.pomdp` file using the POMDPs.jl interface | ||
| Specification: http://cs.brown.edu/research/ai/pomdp/examples/pomdp-file-spec.html | ||
| A more recent version of the spec: https://pomdp.org/code/pomdp-file-spec.html | ||
| """ | ||
| function Base.write(io::IO, pomdp::POMDP; pretty=false) | ||
| pretty ? symbolicprint(io, pomdp) : numericprint(io, pomdp) | ||
| end | ||
|
|
||
| function numericprint(filename::String, pomdp::POMDP) | ||
| file = open(filename, "w") | ||
| numericprint(file, pomdp) | ||
| close(file) | ||
| end | ||
|
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||
| function numericprint(io::IO, pomdp::POMDP) | ||
| _states = ordered_states(pomdp) | ||
| _actions = ordered_actions(pomdp) | ||
| _observations = ordered_observations(pomdp) | ||
|
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| println(io, "discount: $(discount(pomdp))") | ||
| println(io, "values: reward") | ||
| println(io, "states: $(length(_states))") | ||
| println(io, "actions: $(length(_actions))") | ||
| println(io, "observations: $(length(_observations))") | ||
| println(io) | ||
|
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||
| for a=_actions | ||
| aidx = actionindex(pomdp, a) -1 | ||
| println(io, "T: $(aidx)") | ||
| for s=_states | ||
| T = transition(pomdp, s, a) | ||
| Trow = join([pdf(T, sp) for sp=_states], " ") | ||
| println(io, Trow) | ||
| end | ||
| println(io) | ||
| end | ||
|
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||
| for a=_actions | ||
| aidx = actionindex(pomdp, a) -1 | ||
| println(io, "O: $(aidx)") | ||
| for s=_states | ||
| O = observation(pomdp, a, s) | ||
| Orow = join([pdf(O, o) for o=_observations], " ") | ||
| println(io, Orow) | ||
| end | ||
| print(io, "\n") | ||
| end | ||
|
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||
| for a=_actions, s=_states, sp=_states, o=_observations | ||
| aidx = actionindex(pomdp, a) - 1 | ||
| sidx = stateindex(pomdp, s) - 1 | ||
| spidx = stateindex(pomdp, sp) - 1 | ||
| oidx = obsindex(pomdp, o) - 1 | ||
| r = reward(pomdp, s, a, sp, o) | ||
| println(io, "R: $(aidx) : $(sidx) : $(spidx) : $(oidx) $(r)") | ||
| end | ||
|
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| println(io) | ||
| end | ||
|
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||
| function normalize(s) | ||
| s = string(s) | ||
| clean = replace(s, r"[^a-zA-Z0-9]" => "_") | ||
| return replace(clean, r"_+" => "_") | ||
| end | ||
|
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||
| function symbolicprint( | ||
| filename::String, pomdp::POMDP; | ||
| sname::Function=normalize, aname::Function=normalize, oname::Function=normalize | ||
| ) | ||
| file = open(filename, "w") | ||
| symbolicprint(file, pomdp; sname=sname, aname=aname, oname=oname) | ||
| close(file) | ||
| end | ||
|
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||
| function symbolicprint( | ||
| io::IO, pomdp::POMDP; | ||
| sname::Function=normalize, aname::Function=normalize, oname::Function=normalize | ||
| ) | ||
| _states = ordered_states(pomdp) | ||
| _actions = ordered_actions(pomdp) | ||
| _observations = ordered_observations(pomdp) | ||
|
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| println(io, "discount: $(discount(pomdp))") | ||
| println(io, "values: reward") | ||
| println(io, "states: $(join(map(sname, _states), " "))") | ||
| println(io, "actions: $(join(map(aname, _actions), " "))") | ||
| println(io, "observations: $(join(map(oname, _observations), " "))") | ||
| println(io) | ||
|
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| println(io, "# -------------------------------------------------------------------") | ||
| println(io, "# TRANSITIONS") | ||
| println(io, "T: * : * : * 0.0") | ||
| for a=_actions, s=_states, sp=_states | ||
| T = transition(pomdp, s, a) | ||
| if pdf(T, sp) > 0. | ||
| println(io, "T: $(aname(a)) : $(sname(s)) : $(sname(sp)) : $(pdf(T, sp))") | ||
| end | ||
| end | ||
| println(io) | ||
|
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| println(io, "# -------------------------------------------------------------------") | ||
| println(io, "# OBSERVATIONS") | ||
| println(io, "O: * : * : * 0.0") | ||
| for a=_actions, sp=_states, o=_observations | ||
| O = observation(pomdp, a, sp) | ||
| if pdf(O, o) > 0. | ||
| println(io, "O: $(aname(a)) : $(sname(sp)) : $(oname(o)) $(pdf(O, o))") | ||
| end | ||
| end | ||
| println(io) | ||
|
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| println(io, "# -------------------------------------------------------------------") | ||
| println(io, "# REWARDS") | ||
| println(io, "R: * : * : * : * 0.0") | ||
| for a=_actions, s=_states, sp=_states, o=_observations | ||
| r = reward(pomdp, s, a, sp, o) | ||
| if r != 0 | ||
| println(io, "R: $(aname(a)) : $(sname(s)) : $(sname(sp)) : $(oname(o)) $(r)") | ||
| end | ||
| end | ||
| println(io) | ||
| end |
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