code: def _set_current(obj):
      current._set_env(
          metadata_str="%s@%s"
          % (obj.metadata.__class__.TYPE, obj.metadata.__class__.INFO)
      )
  
imports: import sys
  from itertools import chain
  from metaflow import namespace
  from metaflow.client import Flow, Run
  from metaflow.current import current
  from metaflow.util import resolve_identity
  from metaflow.exception import CommandException, MetaflowNotFound, MetaflowInternalError
  from metaflow.exception import MetaflowNamespaceMismatch
  from metaflow._vendor import click
label_desc: Use image node_id 6 for calling a global function with example usage: _set_current(obj) without return types