class Ougai::ChildLogger

def level=(severity)
  if severity.is_a?(Integer)
    @level = severity
  elsif severity.is_a?(String)
    @level = from_label(severity.upcase)
  elsif severity.is_a?(Symbol)
    @level = from_label(severity.to_s.upcase)
  else
    @level = nil
  end
end