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implement property interface to LazyPyModule #473

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Apr 3, 2020
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implement property interface to LazyPyModule #473

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16 changes: 14 additions & 2 deletions src/plot3d.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -6,14 +6,26 @@ mutable struct LazyPyModule
o::PyObject
LazyPyModule(n) = new(n, PyNULL())
end
PyObject(m::LazyPyModule) = ispynull(m.o) ? copy!(m.o, pyimport(m.name)) : m.o
PyObject(m::LazyPyModule) = ispynull(getfield(m, :o)) ? copy!(getfield(m, :o), pyimport(getfield(m, :name))) : getfield(m, :o)
pycall(m::LazyPyModule, args...; kws...) = pycall(PyObject(m), args...; kws...)
(m::LazyPyModule)(args...; kws...) = pycall(PyObject(m), PyAny, args...; kws...)
Base.Docs.doc(m::LazyPyModule) = Base.Docs.doc(PyObject(m))

# define each of these separately for Symbol and AbstractString to avoid method ambiguity:
Base.getproperty(m::LazyPyModule, x::Symbol) = getproperty(PyObject(m), x)
Base.getproperty(m::LazyPyModule, x::AbstractString) = getproperty(PyObject(m), x)
Base.setproperty!(m::LazyPyModule, x::Symbol, v) = setproperty!(PyObject(m), x, v)
Base.setproperty!(m::LazyPyModule, x::AbstractString, v) = setproperty!(PyObject(m), x, v)
PyCall.hasproperty(m::LazyPyModule, x::Symbol) = PyCall.hasproperty(PyObject(m), x)
PyCall.hasproperty(m::LazyPyModule, x::AbstractString) = PyCall.hasproperty(PyObject(m), x)

Base.propertynames(m::LazyPyModule) = propertynames(PyObject(m))
keys(m::LazyPyModule) = keys(PyObject(m))

# deprecated methods:
getindex(m::LazyPyModule, x) = getindex(PyObject(m), x)
setindex!(m::LazyPyModule, v, x) = setindex!(PyObject(m), v, x)
haskey(m::LazyPyModule, x) = haskey(PyObject(m), x)
keys(m::LazyPyModule) = keys(PyObject(m))

###########################################################################
# Lazily load mplot3d modules. This (slightly) improves load time of PyPlot,
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