local p = {}  local function getcontents(frame,country,params)  return frame:expandTemplate({title="Country data "..country;args=params}) end  function p.gettable(frame,country,params) --Returns the parameters of a country data template as a Lua table  --If not a valid data template, return empty table  local bool, s = pcall(getcontents,frame,country,params or {})  if bool and string.find(s,"^%{%{ *%{%{%{1")  then  --Replace parameter delimiters with arbitrary control characters  --to avoid clashes if param values contain equals/pipe signs  s = string.gsub(s,"|([^|=]-)=","\1\1%1\2")  s = string.gsub(s,"}}%s*$","\1")  --Loop over string and add params to table  local part = {}  for par in string.gmatch(s,"\1[^\1\2]-\2[^\1\2]-\1") do  local k = string.match(par,"\1%s*(.-)%s*\2")  local v = string.match(par,"\2%s*(.-)%s*\1")  if v and not (v=="" and string.find(k,"^flag alias")) then  part[k] = v  end  end  return part  else  return {}  end end  function p.getalias(frame) --Returns a single parameter value from a data template  local part = p.gettable(frame,frame.args[1])  if frame.args.variant  then return tostring(part[frame.args[2].."-"..frame.args.variant]  or part[frame.args[2]] or frame.args.def)  else return tostring(part[frame.args[2]] or frame.args.def)  end end  function p.gettemplate(frame) --For testing, recreates the country data from the created Lua table  --Get data table  local data = p.gettable(frame,frame.args[1])  --Concatenate fields into a template-like string  local out = "{{ {{{1}}}"  for k,v in pairs(data) do  out = out.."\n| "..k.." = "..v  end  return out.."\n}}" end  return p