# File lib/fog/rackspace/models/storage/file.rb, line 153
        def last_modified=(obj)
          if obj.nil? || obj == "" || obj.is_a?(Time)
            attributes[:last_modified] = obj
            return obj
          end

          # This is a work around for swift bug that has existed for 4+ years. The is that fixing the swift bug would cause more problems than its worth.
          # For more information refer to https://github.com/fog/fog/pull/1811
          d = Date._strptime(obj,"%Y-%m-%dT%H:%M:%S")
          if d
            attributes[:last_modified] = Time.utc(d[:year], d[:mon], d[:mday], d[:hour], d[:min], d[:sec], d[:leftover], d[:zone])
          else
            attributes[:last_modified] = Time.parse(obj)
          end
        end