code: def is_deployed(self, environment=None):
      if environment is None:
          environment = (
              h2o_cloud_extensions.settings.mlops.deployment_environment
          )
      elif isinstance(environment, str):
          environment = [
              environment,
          ]
      assert isinstance(environment, list)
      mlops_connection = create_mlops_connection()
      project = get_or_create_project(mlops_connection)
      return _is_deployed(self, mlops_connection, project, environment)
  
imports: import h2o_cloud_extensions
  import h2o_mlops_client
  import time
  import h2o
  from .status import _is_model_deployed, _is_model_published
  from .connect import *
  from .utils import *
label_desc: Use image node_id 4 for calling a global function with example usage: is_deployed(environment) and returns: _is_deployed