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local LayerRepo = nerv.class("nerv.LayerRepo")
function LayerRepo:__init(layer_spec, param_repo, global_conf)
self.layers = {}
self:add_layers(layer_spec, param_repo, global_conf)
end
function LayerRepo:add_layers(layer_spec, param_repo, global_conf)
local layers = self.layers
for ltype, llist in pairs(layer_spec) do
local layer_type = nerv.get_type(ltype)
for id, spec in pairs(llist) do
if layers[id] ~= nil then
nerv.error("a layer with id %s already exists", id)
end
nerv.info("create layer: %s", id)
if type(spec[2]) ~= "table" then
nerv.error("layer config table is need")
end
layer_config = spec[2]
if type(spec[1]) ~= "table" then
nerv.error("parameter description table is needed")
end
for pname, pid in pairs(spec[1]) do
layer_config[pname] = param_repo:get_param(pid)
end
if layer_config.pr == nil then
layer_config.pr = param_repo
end
layers[id] = layer_type(id, global_conf, layer_config)
end
end
end
function LayerRepo:get_layer(lid)
local layer = self.layers[lid]
if layer == nil then
nerv.error("layer with id %s not found", lid)
end
return layer
end
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