docs: def one_for_all(self, deps):
          """Because there are dependencies that depend on other
          dependencies are created lists into other lists.
          Thus creating this loop create one-dimensional list and
          remove double packages from dependencies.
          """
          requires, dependencies = [], []
          deps.reverse()
          # Inverting the list brings the
          # dependencies in order to be installed.
          requires = Utils().dimensional_list(deps)
          dependencies = Utils().remove_dbs(requires)
          return dependencies