require 'libnerv' nerv.utils = require 'pl.utils' function nerv.error(fmt, ...) error(nerv.utils.printf("[nerv] internal error: " .. fmt .. "\n", ...)) end function nerv.error_method_not_implemented() nerv.error("method not implemented"); end function nerv.info(fmt, ...) nerv.utils.printf("[nerv] info: " .. fmt .. "\n", ...) end -- Torch C API wrapper function nerv.class(tname, parenttname) local function constructor(...) local self = {} nerv.setmetatable(self, tname) if self.__init then self:__init(...) end return self end local function factory() local self = {} nerv.setmetatable(self, tname) return self end local mt = nerv.newmetatable(tname, parenttname, constructor, nil, factory) local mpt if parenttname then mpt = nerv.getmetatable(parenttname) end return mt, mpt end function table.val_to_str(v) if "string" == type(v) then v = string.gsub(v, "\n", "\\n") if string.match(string.gsub(v,"[^'\"]",""), '^"+$') then return "'" .. v .. "'" end return '"' .. string.gsub(v,'"', '\\"') .. '"' else return "table" == type(v) and table.tostring(v) or tostring(v) end end function table.key_to_str (k) if "string" == type(k) and string.match(k, "^[_%a][_%a%d]*$") then return k else return "[" .. table.val_to_str(k) .. "]" end end function table.tostring(tbl) local result, done = {}, {} for k, v in ipairs(tbl) do table.insert(result, table.val_to_str(v)) done[k] = true end for k, v in pairs(tbl) do if not done[k] then table.insert(result, table.key_to_str(k) .. "=" .. table.val_to_str(v)) end end return "{" .. table.concat(result, ",") .. "}" end function nerv.get_type(typename) return assert(loadstring("return " .. typename))() end require 'matrix.init' require 'io.init' require 'layer.init' require 'nn.init'