code: def get_package_sources(self):
          
          # Checkout local modules
          for config in self.sources.get('local', []):
              self.fetch_local_package(config=config)
          # Checkout S3 repositories specified in config
          for config in self.sources.get('s3', []):
              self.fetch_s3_package(config=config)
          # Checkout git repositories specified in config
          for config in self.sources.get('git', []):
              self.fetch_git_package(config=config)
docs: Make remote python packages available for local use.