docs: def _get_default_dependencies(self):
          '''
          Get default dependencies for archive
  
          Get default dependencies from requirements file or (if no requirements
          file) from previous version
          '''
  
          # Get default dependencies from requirements file
          default_dependencies = {
              k: v for k,
              v in self.api.default_versions.items() if k != self.archive_name}
  
          # If no requirements file or is empty:
          if len(default_dependencies) == 0:
  
              # Retrieve dependencies from last archive record
              history = self.get_history()
  
              if len(history) > 0:
                  default_dependencies = history[-1].get('dependencies', {})
  
          return default_dependencies