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43 行
1.1 KiB
43 行
1.1 KiB
from abc import ABC, abstractmethod
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from typing import List, Dict, NamedTuple, Optional
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from mlagents.envs.brain import AllBrainInfo, BrainParameters
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from mlagents.envs.policy import Policy
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from mlagents.envs.action_info import ActionInfo
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class EnvironmentStep(NamedTuple):
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previous_all_brain_info: Optional[AllBrainInfo]
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current_all_brain_info: AllBrainInfo
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brain_name_to_action_info: Optional[Dict[str, ActionInfo]]
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class EnvManager(ABC):
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def __init__(self):
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self.policies: Dict[str, Policy] = {}
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def set_policy(self, brain_name: str, policy: Policy) -> None:
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self.policies[brain_name] = policy
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@abstractmethod
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def step(self) -> List[EnvironmentStep]:
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pass
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@abstractmethod
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def reset(
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self, config: Dict = None, train_mode: bool = True
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) -> List[EnvironmentStep]:
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pass
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@property
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@abstractmethod
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def external_brains(self) -> Dict[str, BrainParameters]:
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pass
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@property
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@abstractmethod
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def reset_parameters(self) -> Dict[str, float]:
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pass
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@abstractmethod
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def close(self):
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pass
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