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local mt = getmetatable(_G) or {}
function mt.__index (t, k)
	if k ~= 'arg' then
		error('Tried to read nil global ' .. tostring(k), 2)
	end
	return nil
end
function mt.__newindex(t, k, v)
	if k ~= 'arg' then
		error('Tried to write global ' .. tostring(k), 2)
	end
	rawset(t, k, v)
end
setmetatable(_G, mt)

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* The module exports are available as the variable "p", including unsaved modifications. * Precede a line with "=" to evaluate it as an expression or use print(). Use mw.logObject() for tables. * Use mw.log() and mw.logObject() in module code to send messages to this console.

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