code: def get_dependencies(self) -> Optional[List[str]]:
          
  
          if not self.apt_dependencies:
              return None
  
          try:
              dependencies = list([str(x).strip() for x in self.apt_dependencies])
          except (TypeError, ValueError):
              raise ArcaMisconfigured("Apk dependencies can't be converted into a list of strings")
  
          if not len(dependencies):
              return None
  
          dependencies.sort()
  
          return dependencies
docs: Returns the ``apt_dependencies`` setting to a standardized format.
  
          :raise ArcaMisconfigured: if the dependencies can't be converted into a list of strings
          :return: List of dependencies, ``None`` if there are none.