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from dataclasses import dataclass
[docs]@dataclass(frozen=True)
class Costs:
"""Performance cost values."""
collisions: int = 0
comfort: float = 0
dist_to_destination: float = 0
dist_to_obstacles: float = 0
jerk_linear: float = 0
lane_center_offset: float = 0
off_road: int = 0
speed_limit: float = 0
steps: float = 0
vehicle_gap: float = 0
wrong_way: float = 0
[docs]@dataclass(frozen=True)
class Counts:
"""Performance count values."""
goals: int = 0
""" Number of episodes completed successfully by achieving the goal.
"""
episodes: int = 0
""" Number of episodes traversed.
"""
steps: int = 0
""" Sum of steps taken over all episodes.
"""
[docs]@dataclass
class Record:
"""Stores an agent's performance-cost, performance-count, and
performance-metadata values."""
costs: Costs
counts: Counts
metadata: Metadata