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50 行
2.3 KiB
50 行
2.3 KiB
class BrainInfo:
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def __init__(self, observation, state, memory=None, reward=None, agents=None, local_done=None,
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action=None, max_reached=None):
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"""
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Describes experience at current step of all agents linked to a brain.
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"""
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self.observations = observation
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self.states = state
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self.memories = memory
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self.rewards = reward
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self.local_done = local_done
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self.max_reached = max_reached
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self.agents = agents
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self.previous_actions = action
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class BrainParameters:
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def __init__(self, brain_name, brain_param):
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"""
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Contains all brain-specific parameters.
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:param brain_name: Name of brain.
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:param brain_param: Dictionary of brain parameters.
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"""
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self.brain_name = brain_name
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self.state_space_size = brain_param["stateSize"]
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self.stacked_states = brain_param["stackedStates"]
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self.number_observations = len(brain_param["cameraResolutions"])
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self.camera_resolutions = brain_param["cameraResolutions"]
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self.action_space_size = brain_param["actionSize"]
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self.memory_space_size = brain_param["memorySize"]
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self.action_descriptions = brain_param["actionDescriptions"]
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self.action_space_type = ["discrete", "continuous"][brain_param["actionSpaceType"]]
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self.state_space_type = ["discrete", "continuous"][brain_param["stateSpaceType"]]
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def __str__(self):
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return '''Unity brain name: {0}
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Number of observations (per agent): {1}
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State space type: {2}
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State space size (per agent): {3}
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Number of stacked states: {4}
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Action space type: {5}
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Action space size (per agent): {6}
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Memory space size (per agent): {7}
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Action descriptions: {8}'''.format(self.brain_name,
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str(self.number_observations), self.state_space_type,
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str(self.state_space_size), str(self.stacked_states),
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self.action_space_type,
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str(self.action_space_size),
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str(self.memory_space_size),
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', '.join(self.action_descriptions))
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