class_docstr: Abstract class for clients to interact with a Study.
docstr: List all studies under the current project and region.
  
  Returns:
    The list of studies.
code: def list_studies(self) -> List[Dict[Text, Any]]:
      """List all studies under the current project and region.
  
      Returns:
        The list of studies.
      """
  
file_path: cloud/src/python/tensorflow_cloud/tuner/vizier_client_interface.py
imports: import abc
  from typing import Any, Dict, List, Mapping, Optional, Text, Union
label_desc: Use image node_id 7 for calling the VizierClientInterface obj's underlying member method code with example usage: obj.list_studies() without return types