code: def cleanup_temporary_directories(self):
          
          while self.build_directories:
              shutil.rmtree(self.build_directories.pop())
          for requirement in self.reported_requirements:
              requirement.remove_temporary_source()
          while self.eggs_links:
              symbolic_link = self.eggs_links.pop()
              if os.path.islink(symbolic_link):
                  os.unlink(symbolic_link)
docs: Delete the build directories and any temporary directories created by pip.