Files
drift/run_inference.py
T

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Python

from data_loader.load_data import load_data
from data_loader.process_data import check_data
from reporting.saving import load_models
from run_pipeline import run_pipeline
from config.config import Config, get_dev_config, get_default_ensemble_config, get_lightweight_ensemble_config
from typing import Callable, Optional
from reporting.types import Reporting
from training.training_steps import primary_step, secondary_step
import pandas as pd
import warnings
def run_inference(preload_models:bool, get_config:Callable):
if preload_models:
all_models, config = load_models(None)
else:
all_models, config, _, _, _ = run_pipeline(project_name='price-prediction', with_wandb = False, sweep = False, get_config=get_config)
__inference(config, all_models.primary, all_models.secondary)
def __inference(config: Config, primary_models: Optional[Reporting.Training_Step], secondary_models: Optional[Reporting.Training_Step]):
reporting = Reporting()
asset = config.target_asset
# 1. Load data, check for validity and process data
X, y, target_returns = load_data(
assets = config.assets,
other_assets = config.other_assets,
exogenous_data = config.exogenous_data,
target_asset = config.target_asset,
load_non_target_asset = config.load_non_target_asset,
log_returns = config.log_returns,
forecasting_horizon = config.forecasting_horizon,
own_features = config.own_features,
other_features = config.other_features,
exogenous_features = config.exogenous_features,
no_of_classes = config.no_of_classes,
)
assert check_data(X, y, config) == True, "Data is not valid. Cancelling Inference."
inference_from: pd.Timestamp = X.index[len(X.index) - 2]
# 2. Train a Primary model with optional metalabeling for each asset
training_step_primary, current_predictions = primary_step(X, y, target_returns, config, reporting, from_index = inference_from, preloaded_training_step = primary_models)
# 3. Train an Ensemble model with optional metalabeling for each asset
if secondary_models is not None:
warnings.warn("Secondary models are not specified.")
training_step_secondary = secondary_step(X, y, current_predictions, target_returns, config, reporting, from_index = inference_from, preloaded_training_step = secondary_models)
# 4. Save the models
reporting.asset = Reporting.Asset(ticker=asset[1], primary=training_step_primary, secondary=training_step_secondary)
return reporting
if __name__ == '__main__':
run_inference(preload_models=True, get_config=get_lightweight_ensemble_config)