code: def convert_env(cls, v) -> Dict[str, str]:
      if isinstance(v, list):
          return dict(pair.split(sep="=", maxsplit=1) for pair in v)
      return v
  
imports: import re
  from enum import Enum
  from typing import Dict, List, Optional, Union
  from pydantic import BaseModel, Field, ValidationError, conint, constr, validator
  from typing_extensions import Annotated, Literal
  from dstack._internal.core.errors import ConfigurationError
  from dstack._internal.core.models.common import ForbidExtra
  from dstack._internal.core.models.repos.base import Repo
  from dstack._internal.core.models.repos.virtual import VirtualRepo
label_desc: Use image node_id 2 for calling the BaseConfiguration obj's underlying member method code with example usage: obj.convert_env(cls, v) and returns: v, dict