code: def save(obj, path):
      with open(path, "wb") as f:
          f.write(obj.package.blob)
      obj.echo(
          "Code package saved in *%s*." % path, fg="magenta", bold=False
      )
  
file_path: metaflow/metaflow/plugins/package_cli.py
imports: from metaflow._vendor import click
  from hashlib import sha1
  from metaflow.package import MetaflowPackage
label_desc: Use image node_id 5 for calling a global function with example usage: save(obj, path) without return types