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reorganize/generalize tensorboard callback

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This commit is contained in:
robcaulk 2022-12-04 13:54:30 +01:00
parent b2edc58089
commit 24766928ba
7 changed files with 125 additions and 88 deletions
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8
freqtrade/freqai/RL/Base4ActionRLEnv.py
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@ -20,6 +20,9 @@ class Base4ActionRLEnv(BaseEnvironment):
"""
Base class for a 4 action environment
"""
def __init__(self, *args):
super().__init__(*args)
self.actions = Actions
def set_action_space(self):
self.action_space = spaces.Discrete(len(Actions))
@ -92,9 +95,12 @@ class Base4ActionRLEnv(BaseEnvironment):
info = dict(
tick=self._current_tick,
action=action,
total_reward=self.total_reward,
total_profit=self._total_profit,
position=self._position.value
position=self._position.value,
trade_duration=self.get_trade_duration(),
current_profit_pct=self.get_unrealized_profit()
)
observation = self._get_observation()

8
freqtrade/freqai/RL/Base5ActionRLEnv.py
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@ -21,6 +21,9 @@ class Base5ActionRLEnv(BaseEnvironment):
"""
Base class for a 5 action environment
"""
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.actions = Actions
def set_action_space(self):
self.action_space = spaces.Discrete(len(Actions))
@ -98,9 +101,12 @@ class Base5ActionRLEnv(BaseEnvironment):
info = dict(
tick=self._current_tick,
action=action,
total_reward=self.total_reward,
total_profit=self._total_profit,
position=self._position.value
position=self._position.value,
trade_duration=self.get_trade_duration(),
current_profit_pct=self.get_unrealized_profit()
)
observation = self._get_observation()

37
freqtrade/freqai/RL/BaseEnvironment.py
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@ -2,7 +2,7 @@ import logging
import random
from abc import abstractmethod
from enum import Enum
from typing import Optional
from typing import Optional, Type
import gym
import numpy as np
@ -17,6 +17,17 @@ from freqtrade.data.dataprovider import DataProvider
logger = logging.getLogger(__name__)
class BaseActions(Enum):
"""
Default action space, mostly used for type handling.
"""
Neutral = 0
Long_enter = 1
Long_exit = 2
Short_enter = 3
Short_exit = 4
class Positions(Enum):
Short = 0
Long = 1
@ -64,6 +75,9 @@ class BaseEnvironment(gym.Env):
else:
self.fee = 0.0015
# set here to default 5Ac, but all children envs can overwrite this
self.actions: Type[Enum] = BaseActions
def reset_env(self, df: DataFrame, prices: DataFrame, window_size: int,
reward_kwargs: dict, starting_point=True):
"""
@ -106,6 +120,7 @@ class BaseEnvironment(gym.Env):
self._total_unrealized_profit: float = 1
self.history: dict = {}
self.trade_history: list = []
self.custom_info: dict = {}
@abstractmethod
def set_action_space(self):
@ -118,6 +133,19 @@ class BaseEnvironment(gym.Env):
return [seed]
def reset(self):
"""
Reset is called at the beginning of every episode
"""
# custom_info is used for episodic reports and tensorboard logging
self.custom_info["Invalid"] = 0
self.custom_info["Hold"] = 0
self.custom_info["Unknown"] = 0
self.custom_info["pnl_factor"] = 0
self.custom_info["duration_factor"] = 0
self.custom_info["reward_exit"] = 0
self.custom_info["reward_hold"] = 0
for action in self.actions:
self.custom_info[f"{action.name}"] = 0
self._done = False
@ -271,6 +299,13 @@ class BaseEnvironment(gym.Env):
def current_price(self) -> float:
return self.prices.iloc[self._current_tick].open
def get_actions(self) -> Type[Enum]:
"""
Used by SubprocVecEnv to get actions from
initialized env for tensorboard callback
"""
return self.actions
# Keeping around incase we want to start building more complex environment
# templates in the future.
# def most_recent_return(self):

63
freqtrade/freqai/RL/BaseReinforcementLearningModel.py
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@ -12,8 +12,7 @@ import pandas as pd
import torch as th
import torch.multiprocessing
from pandas import DataFrame
from stable_baselines3.common.callbacks import BaseCallback, EvalCallback
from stable_baselines3.common.logger import HParam
from stable_baselines3.common.callbacks import EvalCallback
from stable_baselines3.common.monitor import Monitor
from stable_baselines3.common.utils import set_random_seed
from stable_baselines3.common.vec_env import SubprocVecEnv
@ -22,7 +21,8 @@ from freqtrade.exceptions import OperationalException
from freqtrade.freqai.data_kitchen import FreqaiDataKitchen
from freqtrade.freqai.freqai_interface import IFreqaiModel
from freqtrade.freqai.RL.Base5ActionRLEnv import Actions, Base5ActionRLEnv
from freqtrade.freqai.RL.BaseEnvironment import Positions
from freqtrade.freqai.RL.BaseEnvironment import BaseActions, Positions
from freqtrade.freqai.RL.TensorboardCallback import TensorboardCallback
from freqtrade.persistence import Trade
@ -45,8 +45,8 @@ class BaseReinforcementLearningModel(IFreqaiModel):
'cpu_count', 1), max(int(self.max_system_threads / 2), 1))
th.set_num_threads(self.max_threads)
self.reward_params = self.freqai_info['rl_config']['model_reward_parameters']
self.train_env: Union[SubprocVecEnv, gym.Env] = None
self.eval_env: Union[SubprocVecEnv, gym.Env] = None
self.train_env: Union[SubprocVecEnv, Type[gym.Env]] = gym.Env()
self.eval_env: Union[SubprocVecEnv, Type[gym.Env]] = gym.Env()
self.eval_callback: Optional[EvalCallback] = None
self.model_type = self.freqai_info['rl_config']['model_type']
self.rl_config = self.freqai_info['rl_config']
@ -66,6 +66,8 @@ class BaseReinforcementLearningModel(IFreqaiModel):
self.unset_outlier_removal()
self.net_arch = self.rl_config.get('net_arch', [128, 128])
self.dd.model_type = import_str
self.tensorboard_callback: TensorboardCallback = \
TensorboardCallback(verbose=1, actions=BaseActions)
def unset_outlier_removal(self):
"""
@ -157,7 +159,8 @@ class BaseReinforcementLearningModel(IFreqaiModel):
render=False, eval_freq=len(train_df),
best_model_save_path=str(dk.data_path))
self.tensorboard_callback = TensorboardCallback()
actions = self.train_env.get_actions()
self.tensorboard_callback = TensorboardCallback(verbose=1, actions=actions)
@abstractmethod
def fit(self, data_dictionary: Dict[str, Any], dk: FreqaiDataKitchen, **kwargs):
@ -401,51 +404,3 @@ def make_env(MyRLEnv: Type[gym.Env], env_id: str, rank: int,
return env
set_random_seed(seed)
return _init
class TensorboardCallback(BaseCallback):
"""
Custom callback for plotting additional values in tensorboard.
"""
def __init__(self, verbose=1):
super(TensorboardCallback, self).__init__(verbose)
def _on_training_start(self) -> None:
hparam_dict = {
"algorithm": self.model.__class__.__name__,
"learning_rate": self.model.learning_rate,
"gamma": self.model.gamma,
"gae_lambda": self.model.gae_lambda,
"batch_size": self.model.batch_size,
"n_steps": self.model.n_steps,
}
metric_dict = {
"eval/mean_reward": 0,
"rollout/ep_rew_mean": 0,
"rollout/ep_len_mean": 0,
"train/value_loss": 0,
"train/explained_variance": 0,
}
self.logger.record(
"hparams",
HParam(hparam_dict, metric_dict),
exclude=("stdout", "log", "json", "csv"),
)
def _on_step(self) -> bool:
custom_info = self.training_env.get_attr("custom_info")[0]
self.logger.record("_state/position", self.locals["infos"][0]["position"])
self.logger.record("_state/trade_duration", self.locals["infos"][0]["trade_duration"])
self.logger.record("_state/current_profit_pct", self.locals["infos"]
[0]["current_profit_pct"])
self.logger.record("_reward/total_profit", self.locals["infos"][0]["total_profit"])
self.logger.record("_reward/total_reward", self.locals["infos"][0]["total_reward"])
self.logger.record_mean("_reward/mean_trade_duration", self.locals["infos"]
[0]["trade_duration"])
self.logger.record("_actions/action", self.locals["infos"][0]["action"])
self.logger.record("_actions/_Invalid", custom_info["Invalid"])
self.logger.record("_actions/_Unknown", custom_info["Unknown"])
self.logger.record("_actions/Hold", custom_info["Hold"])
for action in Actions:
self.logger.record(f"_actions/{action.name}", custom_info[action.name])
return True

61
freqtrade/freqai/RL/TensorboardCallback.py Normal file
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@ -0,0 +1,61 @@
from enum import Enum
from typing import Any, Dict, Type, Union
from stable_baselines3.common.callbacks import BaseCallback
from stable_baselines3.common.logger import HParam
from freqtrade.freqai.RL.BaseEnvironment import BaseActions
class TensorboardCallback(BaseCallback):
"""
Custom callback for plotting additional values in tensorboard and
episodic summary reports.
"""
def __init__(self, verbose=1, actions: Type[Enum] = BaseActions):
super(TensorboardCallback, self).__init__(verbose)
self.model: Any = None
# An alias for self.model.get_env(), the environment used for training
self.logger = None # type: Any
# self.training_env = None # type: Union[gym.Env, VecEnv]
self.actions: Type[Enum] = actions
def _on_training_start(self) -> None:
hparam_dict = {
"algorithm": self.model.__class__.__name__,
"learning_rate": self.model.learning_rate,
# "gamma": self.model.gamma,
# "gae_lambda": self.model.gae_lambda,
# "batch_size": self.model.batch_size,
# "n_steps": self.model.n_steps,
}
metric_dict: Dict[str, Union[float, int]] = {
"eval/mean_reward": 0,
"rollout/ep_rew_mean": 0,
"rollout/ep_len_mean": 0,
"train/value_loss": 0,
"train/explained_variance": 0,
}
self.logger.record(
"hparams",
HParam(hparam_dict, metric_dict),
exclude=("stdout", "log", "json", "csv"),
)
def _on_step(self) -> bool:
custom_info = self.training_env.get_attr("custom_info")[0] # type: ignore
self.logger.record("_state/position", self.locals["infos"][0]["position"])
self.logger.record("_state/trade_duration", self.locals["infos"][0]["trade_duration"])
self.logger.record("_state/current_profit_pct", self.locals["infos"]
[0]["current_profit_pct"])
self.logger.record("_reward/total_profit", self.locals["infos"][0]["total_profit"])
self.logger.record("_reward/total_reward", self.locals["infos"][0]["total_reward"])
self.logger.record_mean("_reward/mean_trade_duration", self.locals["infos"]
[0]["trade_duration"])
self.logger.record("_actions/action", self.locals["infos"][0]["action"])
self.logger.record("_actions/_Invalid", custom_info["Invalid"])
self.logger.record("_actions/_Unknown", custom_info["Unknown"])
self.logger.record("_actions/Hold", custom_info["Hold"])
for action in self.actions:
self.logger.record(f"_actions/{action.name}", custom_info[action.name])
return True

27
freqtrade/freqai/prediction_models/ReinforcementLearner.py
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@ -88,33 +88,6 @@ class ReinforcementLearner(BaseReinforcementLearningModel):
User can override any function in BaseRLEnv and gym.Env. Here the user
sets a custom reward based on profit and trade duration.
"""
def reset(self):
# Reset custom info
self.custom_info = {}
self.custom_info["Invalid"] = 0
self.custom_info["Hold"] = 0
self.custom_info["Unknown"] = 0
self.custom_info["pnl_factor"] = 0
self.custom_info["duration_factor"] = 0
self.custom_info["reward_exit"] = 0
self.custom_info["reward_hold"] = 0
for action in Actions:
self.custom_info[f"{action.name}"] = 0
return super().reset()
def step(self, action: int):
observation, step_reward, done, info = super().step(action)
info = dict(
tick=self._current_tick,
action=action,
total_reward=self.total_reward,
total_profit=self._total_profit,
position=self._position.value,
trade_duration=self.get_trade_duration(),
current_profit_pct=self.get_unrealized_profit()
)
return observation, step_reward, done, info
def calculate_reward(self, action: int) -> float:
"""

9
freqtrade/freqai/prediction_models/ReinforcementLearner_multiproc.py
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@ -1,14 +1,14 @@
import logging
from typing import Any, Dict # , Tuple
from typing import Any, Dict
# import numpy.typing as npt
from pandas import DataFrame
from stable_baselines3.common.callbacks import EvalCallback
from stable_baselines3.common.vec_env import SubprocVecEnv
from freqtrade.freqai.data_kitchen import FreqaiDataKitchen
from freqtrade.freqai.prediction_models.ReinforcementLearner import ReinforcementLearner
from freqtrade.freqai.RL.BaseReinforcementLearningModel import TensorboardCallback, make_env
from freqtrade.freqai.RL.BaseReinforcementLearningModel import make_env
from freqtrade.freqai.RL.TensorboardCallback import TensorboardCallback
logger = logging.getLogger(__name__)
@ -50,4 +50,5 @@ class ReinforcementLearner_multiproc(ReinforcementLearner):
render=False, eval_freq=len(train_df),
best_model_save_path=str(dk.data_path))
self.tensorboard_callback = TensorboardCallback()
actions = self.train_env.env_method("get_actions")[0]
self.tensorboard_callback = TensorboardCallback(verbose=1, actions=actions)