Added policy executer file for remotely executing

src/policies/policy_executer.py

@@ -1,17 +1,42 @@
 import argparse
 from clearml import Task, Model
+from src.policies.simple_baseline import BaselinePolicy, Battery
 from src.data import DataProcessor, DataConfig
 import torch
+import numpy as np
+import pandas as pd
+import datetime
+from tqdm import tqdm
+from src.utils.imbalance_price_calculator import ImbalancePriceCalculator
+import time
+
+### import functions ###
+from src.trainers.quantile_trainer import auto_regressive as quantile_auto_regressive
+from src.trainers.diffusion_trainer import sample_diffusion
+from src.utils.clearml import ClearMLHelper
 
 # argparse to parse task id and model type
 parser = argparse.ArgumentParser()
-parser.add_argument('--task_id', type=int, default=None)
+parser.add_argument('--task_id', type=str, default=None)
 parser.add_argument('--model_type', type=str, default=None)
 args = parser.parse_args()
 
 assert args.task_id is not None, "Please specify task id"
 assert args.model_type is not None, "Please specify model type"
 
+battery = Battery(2, 1)
+baseline_policy = BaselinePolicy(battery, data_path="")
+
+
+### Load Imbalance Prices ###
+imbalance_prices = pd.read_csv('data/imbalance_prices.csv', sep=';')
+imbalance_prices["DateTime"] = pd.to_datetime(imbalance_prices['DateTime'], utc=True)
+imbalance_prices = imbalance_prices.sort_values(by=['DateTime'])
+
+def get_imbalance_prices(date):
+    imbalance_prices_day = imbalance_prices[imbalance_prices["DateTime"].dt.date == date]
+    return imbalance_prices_day['Positive imbalance price'].values
+
 def load_model(task_id: str):
     """
     Load model from task id
@@ -31,7 +56,7 @@ def load_model(task_id: str):
     data_config.DAY_OF_WEEK = False
 
     ### Data Processor ###
-    data_processor = DataProcessor(data_config, path="../../", lstm=False)
+    data_processor = DataProcessor(data_config, path="", lstm=False)
     data_processor.set_batch_size(8192)
     data_processor.set_full_day_skip(True)
 
@@ -50,4 +75,155 @@ def load_model(task_id: str):
         predict_sequence_length=96
     )
 
-    return configuration, model, test_loader
+    return configuration, model, data_processor, test_loader
+
+
+def quantile_auto_regressive_predicted_NRV(model, date, data_processor, test_loader):
+    idx = test_loader.dataset.get_idx_for_date(date.date())
+    initial, _, samples, target = quantile_auto_regressive(test_loader.dataset, model, [idx]*500, 96)
+    samples = samples.cpu().numpy()
+    target = target.cpu().numpy()
+
+    # inverse using data_processor
+    samples = data_processor.inverse_transform(samples)
+    target = data_processor.inverse_transform(target)
+
+    return initial.cpu().numpy()[0][-1], samples, target
+
+def diffusion_predicted_NRV(model, date, _, test_loader):
+    device = next(model.parameters()).device
+
+    idx = test_loader.dataset.get_idx_for_date(date.date())
+    prev_features, targets = test_loader.dataset.get_batch([idx])
+
+    if len(list(prev_features.shape)) == 2:
+        initial_sequence = prev_features[:, :96]
+    else:
+        initial_sequence = prev_features[:, :, 0]
+
+    prev_features = prev_features.to(device)
+    targets = targets.to(device)
+
+    samples = sample_diffusion(model, 1000, prev_features)
+
+    return initial_sequence.cpu().numpy()[0][-1], samples.cpu().numpy(), targets.cpu().numpy()
+
+def get_next_day_profits_for_date(model, data_processor, test_loader, date, ipc, predict_NRV: callable, penalties: list):
+    charge_thresholds = np.arange(-100, 250, 25)
+    discharge_thresholds = np.arange(-100, 250, 25)
+
+    predicted_nrv_profits_cycles = {i: [0, 0] for i in penalties}
+    baseline_profits_cycles = {i: [0, 0] for i in penalties}
+
+    initial, nrvs, target = predict_NRV(model, date, data_processor, test_loader)
+
+    initial = np.repeat(initial, nrvs.shape[0])
+    combined = np.concatenate((initial.reshape(-1, 1), nrvs), axis=1)
+
+    reconstructed_imbalance_prices = ipc.get_imbalance_prices_2023_for_date_vectorized(date, combined)
+    reconstructed_imbalance_prices = torch.tensor(reconstructed_imbalance_prices, device="cuda")
+
+    yesterday_imbalance_prices = get_imbalance_prices(date.date() - datetime.timedelta(days=1))
+    yesterday_imbalance_prices = torch.tensor(np.array([yesterday_imbalance_prices]), device="cpu")
+
+    real_imbalance_prices = get_imbalance_prices(date.date())
+
+    for penalty in penalties:
+        found_charge_thresholds, found_discharge_thresholds = baseline_policy.get_optimal_thresholds(reconstructed_imbalance_prices, charge_thresholds, discharge_thresholds, penalty)
+        next_day_charge_threshold = found_charge_thresholds.mean(axis=0)
+        next_day_discharge_threshold = found_discharge_thresholds.mean(axis=0)
+        yesterday_charge_thresholds, yesterday_discharge_thresholds = baseline_policy.get_optimal_thresholds(yesterday_imbalance_prices, charge_thresholds, discharge_thresholds, penalty)
+
+
+        next_day_profit, next_day_charge_cycles = baseline_policy.simulate(torch.tensor([[real_imbalance_prices]]), torch.tensor([next_day_charge_threshold]), torch.tensor([next_day_discharge_threshold]))
+        yesterday_profit, yesterday_charge_cycles = baseline_policy.simulate(torch.tensor([[real_imbalance_prices]]), torch.tensor([yesterday_charge_thresholds.mean(axis=0)]), torch.tensor([yesterday_discharge_thresholds.mean(axis=0)]))
+
+        predicted_nrv_profits_cycles[penalty][0] += next_day_profit.item()
+        predicted_nrv_profits_cycles[penalty][1] += next_day_charge_cycles.item()
+
+        baseline_profits_cycles[penalty][0] += yesterday_profit.item()
+        baseline_profits_cycles[penalty][1] += yesterday_charge_cycles.item()
+
+    return predicted_nrv_profits_cycles, baseline_profits_cycles
+
+def next_day_test_set(model, data_processor, test_loader, ipc, predict_NRV: callable):
+    penalties = [0, 10, 50, 150, 250, 350, 500]
+    predicted_nrv_profits_cycles = {i: [0, 0] for i in penalties}
+    baseline_profits_cycles = {i: [0, 0] for i in penalties}
+
+    # get all dates in test set
+    dates = baseline_policy.test_data["DateTime"].dt.date.unique()
+
+    # dates back to datetime
+    dates = pd.to_datetime(dates)
+
+    for date in tqdm(dates):
+        try:
+            new_predicted_nrv_profits_cycles, new_baseline_profits_cycles = get_next_day_profits_for_date(model, data_processor, test_loader, date, ipc, predict_NRV, penalties)
+            
+            for penalty in penalties:
+                predicted_nrv_profits_cycles[penalty][0] += new_predicted_nrv_profits_cycles[penalty][0]
+                predicted_nrv_profits_cycles[penalty][1] += new_predicted_nrv_profits_cycles[penalty][1]
+
+                baseline_profits_cycles[penalty][0] += new_baseline_profits_cycles[penalty][0]
+                baseline_profits_cycles[penalty][1] += new_baseline_profits_cycles[penalty][1]
+
+        except Exception as e:
+            # raise e
+            # print(f"Error for date {date}")
+            continue
+
+    return predicted_nrv_profits_cycles, baseline_profits_cycles
+
+def main():
+    configuration, model, data_processor, test_loader = load_model(args.task_id)
+
+    clearml_helper = ClearMLHelper(project_name="Thesis/NrvForecast")
+    task = clearml_helper.get_task(task_name="Policy Test")
+
+    task.connect(args, name="Arguments")
+    task.execute_remotely(queue_name="default", exit_process=True)
+
+
+    if args.model_type == "quantile":
+        predict_NRV = quantile_auto_regressive_predicted_NRV
+        task.add_tags(["quantile"])
+    elif args.model_type == "diffusion":
+        predict_NRV = diffusion_predicted_NRV
+        task.add_tags(["diffusion"])
+    else:
+        raise ValueError("Please specify model type")
+
+    ipc = ImbalancePriceCalculator(data_path="")
+
+    predicted_nrv_profits_cycles, baseline_profits_cycles = next_day_test_set(model, data_processor, test_loader, ipc, predict_NRV)
+
+    # create dataframe with columns "name", "penalty", "profit", "cycles"
+    df = pd.DataFrame(columns=["name", "penalty", "profit", "cycles"])
+
+    # use concat
+    for penalty in predicted_nrv_profits_cycles.keys():
+        new_rows = pd.DataFrame({
+            "name": [args.model_type, "baseline"],
+            "penalty": [penalty, penalty],
+            "profit": [predicted_nrv_profits_cycles[penalty][0], baseline_profits_cycles[penalty][0]],
+            "cycles": [predicted_nrv_profits_cycles[penalty][1], baseline_profits_cycles[penalty][1]]
+        })
+        df = pd.concat([df, new_rows], ignore_index=True)
+
+    # sort by name, penalty ascending
+    df = df.sort_values(by=["name", "penalty"])
+
+    task.get_logger().report_table(
+        "Policy Results", 
+        "Policy Results", 
+        iteration=0, 
+        table_plot=df
+    )
+
+    # close task
+    task.close()
+
+
+if __name__ == "__main__":
+    main()

src/policies/simple_baseline.py

@@ -127,7 +127,7 @@ class BaselinePolicy():
 
         return df, df_test
     
-    def get_optimal_thresholds(self, imbalance_prices, charge_thresholds, discharge_thresholds):
+    def get_optimal_thresholds(self, imbalance_prices, charge_thresholds, discharge_thresholds, charge_cycles_penalty: float = 0):
         threshold_pairs = itertools.product(charge_thresholds, discharge_thresholds)
         threshold_pairs = filter(lambda x: x[0] < x[1], threshold_pairs)
 
@@ -136,12 +136,16 @@ class BaselinePolicy():
         charge_thresholds = torch.tensor([x[0] for x in threshold_pairs])
         discharge_thresholds = torch.tensor([x[1] for x in threshold_pairs])
 
+        # set device to imbalance_prices device
+        charge_thresholds = charge_thresholds.to(imbalance_prices.device)
+        discharge_thresholds = discharge_thresholds.to(imbalance_prices.device)
+
         next_day_charge_thresholds, next_day_discharge_thresholds = [], []
 
         # imbalance_prices: (1000, 96) -> (1000, threshold_pairs, 96)
-        imbalance_prices = imbalance_prices.unsqueeze(1).repeat(1, charge_thresholds.shape[0], 1)
+        imbalance_prices = imbalance_prices.unsqueeze(1).expand(-1, len(threshold_pairs), -1)
 
-        profits, charge_cycles = self.simulate(imbalance_prices, charge_thresholds, discharge_thresholds)
+        profits, charge_cycles = self.simulate(imbalance_prices, charge_thresholds, discharge_thresholds, charge_cycles_penalty=charge_cycles_penalty)
 
         # get the index of the best threshold pair for each day (1000, 96) -> (1000)
         best_threshold_indices = torch.argmax(profits, dim=1)
@@ -155,7 +159,11 @@ class BaselinePolicy():
 
         return next_day_charge_thresholds, next_day_discharge_thresholds
 
-    def simulate(self, price_matrix, charge_thresholds: torch.tensor, discharge_thresholds: torch.tensor, charge_cycles_penalty: float = 250):
+    def simulate(self, price_matrix, charge_thresholds: torch.tensor, discharge_thresholds: torch.tensor, charge_cycles_penalty: float = 0):
+        # make sure all on the same device
+        charge_thresholds = charge_thresholds.to(price_matrix.device)
+        discharge_thresholds = discharge_thresholds.to(price_matrix.device)
+        
         batch_size, num_thresholds, num_time_steps = price_matrix.shape
 
         # Reshape thresholds for broadcasting
@@ -171,6 +179,10 @@ class BaselinePolicy():
         profits = torch.zeros_like(battery_states)
         charge_cycles = torch.zeros_like(battery_states)
 
+        battery_states = battery_states.to(price_matrix.device)
+        profits = profits.to(price_matrix.device)
+        charge_cycles = charge_cycles.to(price_matrix.device)
+
         for i in range(num_time_steps):
             discharge_mask = ~((charge_matrix[:, :, i] == -1) & (battery_states == 0))
             charge_mask = ~((charge_matrix[:, :, i] == 1) & (battery_states == self.battery.capacity))

src/trainers/autoregressive_trainer.py

@@ -10,7 +10,6 @@ from plotly.subplots import make_subplots
 from src.trainers.trainer import Trainer
 from tqdm import tqdm
 
-
 class AutoRegressiveTrainer(Trainer):
     def __init__(
         self,

src/trainers/diffusion_trainer.py

@@ -12,6 +12,34 @@ import matplotlib.pyplot as plt
 import seaborn as sns
 import matplotlib.patches as mpatches
 
+
+def sample_diffusion(model: DiffusionModel, n: int, inputs: torch.tensor, noise_steps=1000, beta_start=1e-4, beta_end=0.02, ts_length=96):
+    device = next(model.parameters()).device
+    beta = torch.linspace(beta_start, beta_end, noise_steps).to(device)
+    alpha = 1. - beta
+    alpha_hat = torch.cumprod(alpha, dim=0)
+
+    inputs = inputs.repeat(n, 1).to(device)
+    model.eval()
+    with torch.no_grad():
+        x = torch.randn(inputs.shape[0], ts_length).to(device)
+        for i in reversed(range(1, noise_steps)):
+            t = (torch.ones(inputs.shape[0]) * i).long().to(device)
+            predicted_noise = model(x, t, inputs)
+            _alpha = alpha[t][:, None]
+            _alpha_hat = alpha_hat[t][:, None]
+            _beta = beta[t][:, None]
+
+            if i > 1:
+                noise = torch.randn_like(x)
+            else:
+                noise = torch.zeros_like(x)
+
+            x = 1/torch.sqrt(_alpha) * (x-((1-_alpha) / (torch.sqrt(1 - _alpha_hat))) * predicted_noise) + torch.sqrt(_beta) * noise
+    return x
+
+
+
 class DiffusionTrainer:
     def __init__(self, model: nn.Module, data_processor: DataProcessor, device: torch.device):
         self.model = model
@@ -50,23 +78,7 @@ class DiffusionTrainer:
 
     
     def sample(self, model: DiffusionModel, n: int, inputs: torch.tensor):
-        inputs = inputs.repeat(n, 1).to(self.device)
-        model.eval()
-        with torch.no_grad():
-            x = torch.randn(inputs.shape[0], self.ts_length).to(self.device)
-            for i in reversed(range(1, self.noise_steps)):
-                t = (torch.ones(inputs.shape[0]) * i).long().to(self.device)
-                predicted_noise = model(x, t, inputs)
-                alpha = self.alpha[t][:, None]
-                alpha_hat = self.alpha_hat[t][:, None]
-                beta = self.beta[t][:, None]
-
-                if i > 1:
-                    noise = torch.randn_like(x)
-                else:
-                    noise = torch.zeros_like(x)
-
-                x = 1/torch.sqrt(alpha) * (x-((1-alpha) / (torch.sqrt(1 - alpha_hat))) * predicted_noise) + torch.sqrt(beta) * noise
+        x = sample_diffusion(model, n, inputs, self.noise_steps, self.beta_start, self.beta_end, self.ts_length)
         model.train()
         return x
     

src/trainers/quantile_trainer.py

@@ -57,6 +57,86 @@ def sample_from_dist(quantiles, output_values):
     # Return the mean of the samples
     return np.mean(new_samples, axis=1)
 
+def auto_regressive(dataset, model, idx_batch, sequence_length: int = 96):
+    device = model.device
+    prev_features, targets = dataset.get_batch(idx_batch)
+    prev_features = prev_features.to(device)
+    targets = targets.to(device)
+
+    if len(list(prev_features.shape)) == 2:
+        initial_sequence = prev_features[:, :96]
+    else:
+        initial_sequence = prev_features[:, :, 0]
+
+    target_full = targets[:, 0].unsqueeze(1)  # (batch_size, 1)
+    with torch.no_grad():
+        new_predictions_full = model(prev_features)  # (batch_size, quantiles)
+    samples = (
+        torch.tensor(sample_from_dist( new_predictions_full))
+        .unsqueeze(1)
+        .to(device)
+    )  # (batch_size, 1)
+    predictions_samples = samples
+    predictions_full = new_predictions_full.unsqueeze(1)
+
+    for i in range(sequence_length - 1):
+        if len(list(prev_features.shape)) == 2: 
+            new_features = torch.cat(
+                (prev_features[:, 1:96], samples), dim=1
+            )  # (batch_size, 96)
+
+            new_features = new_features.float()
+
+            other_features, new_targets = dataset.get_batch_autoregressive(
+                np.array(idx_batch) + i + 1
+            )  # (batch_size, new_features)
+
+            if other_features is not None:
+                prev_features = torch.cat(
+                    (new_features.to(device), other_features.to(device)), dim=1
+                )  # (batch_size, 96 + new_features)
+            else:
+                prev_features = new_features
+
+        else:
+            other_features, new_targets = dataset.get_batch_autoregressive(
+                np.array(idx_batch) + i + 1
+            )  # (batch_size, 1, new_features)
+
+            # change the other_features nrv based on the samples
+            other_features[:, 0, 0] = samples.squeeze(-1)
+            # make sure on same device
+            other_features = other_features.to(device)
+            prev_features = prev_features.to(device)
+            prev_features = torch.cat(
+                (prev_features[:, 1:, :], other_features), dim=1
+            )  # (batch_size, 96, new_features)
+
+        target_full = torch.cat(
+            (target_full, new_targets.to(device)), dim=1
+        )  # (batch_size, sequence_length)
+
+        with torch.no_grad():
+            new_predictions_full = model(
+                prev_features
+            )  # (batch_size, quantiles)
+        predictions_full = torch.cat(
+            (predictions_full, new_predictions_full.unsqueeze(1)), dim=1
+        )  # (batch_size, sequence_length, quantiles)
+
+        samples = (
+            torch.tensor(sample_from_dist(new_predictions_full))
+            .unsqueeze(-1)
+            .to(device)
+        )  # (batch_size, 1)
+        predictions_samples = torch.cat((predictions_samples, samples), dim=1)
+
+    return (
+        initial_sequence,
+        predictions_full,
+        predictions_samples,
+        target_full.unsqueeze(-1),
+    )
 
 class AutoRegressiveQuantileTrainer(AutoRegressiveTrainer):
     def __init__(
@@ -273,84 +353,7 @@ class AutoRegressiveQuantileTrainer(AutoRegressiveTrainer):
         return fig
 
     def auto_regressive(self, dataset, idx_batch, sequence_length: int = 96):
-        prev_features, targets = dataset.get_batch(idx_batch)
-        prev_features = prev_features.to(self.device)
-        targets = targets.to(self.device)
-
-        if len(list(prev_features.shape)) == 2:
-            initial_sequence = prev_features[:, :96]
-        else:
-            initial_sequence = prev_features[:, :, 0]
-
-        target_full = targets[:, 0].unsqueeze(1)  # (batch_size, 1)
-        with torch.no_grad():
-            new_predictions_full = self.model(prev_features)  # (batch_size, quantiles)
-        samples = (
-            torch.tensor(sample_from_dist(self.quantiles, new_predictions_full))
-            .unsqueeze(1)
-            .to(self.device)
-        )  # (batch_size, 1)
-        predictions_samples = samples
-        predictions_full = new_predictions_full.unsqueeze(1)
-
-        for i in range(sequence_length - 1):
-            if len(list(prev_features.shape)) == 2: 
-                new_features = torch.cat(
-                    (prev_features[:, 1:96], samples), dim=1
-                )  # (batch_size, 96)
-
-                new_features = new_features.float()
-
-                other_features, new_targets = dataset.get_batch_autoregressive(
-                    np.array(idx_batch) + i + 1
-                )  # (batch_size, new_features)
-
-                if other_features is not None:
-                    prev_features = torch.cat(
-                        (new_features.to(self.device), other_features.to(self.device)), dim=1
-                    )  # (batch_size, 96 + new_features)
-                else:
-                    prev_features = new_features
-
-            else:
-                other_features, new_targets = dataset.get_batch_autoregressive(
-                    np.array(idx_batch) + i + 1
-                )  # (batch_size, 1, new_features)
-
-                # change the other_features nrv based on the samples
-                other_features[:, 0, 0] = samples.squeeze(-1)
-                # make sure on same device
-                other_features = other_features.to(self.device)
-                prev_features = prev_features.to(self.device)
-                prev_features = torch.cat(
-                    (prev_features[:, 1:, :], other_features), dim=1
-                )  # (batch_size, 96, new_features)
-
-            target_full = torch.cat(
-                (target_full, new_targets.to(self.device)), dim=1
-            )  # (batch_size, sequence_length)
-
-            with torch.no_grad():
-                new_predictions_full = self.model(
-                    prev_features
-                )  # (batch_size, quantiles)
-            predictions_full = torch.cat(
-                (predictions_full, new_predictions_full.unsqueeze(1)), dim=1
-            )  # (batch_size, sequence_length, quantiles)
-
-            samples = (
-                torch.tensor(sample_from_dist(self.quantiles, new_predictions_full))
-                .unsqueeze(-1)
-                .to(self.device)
-            )  # (batch_size, 1)
-            predictions_samples = torch.cat((predictions_samples, samples), dim=1)
-
-        return (
-            initial_sequence,
-            predictions_full,
-            predictions_samples,
-            target_full.unsqueeze(-1),
-        )
+        return auto_regressive(dataset, self.model, idx_batch, sequence_length)
 
     def plot_quantile_percentages(
         self, task, data_loader, train: bool = True, iteration: int = None, full_day: bool = False

src/utils/imbalance_price_calculator.py

@@ -2,17 +2,27 @@ import plotly.graph_objects as go
 import numpy as np
 import pytz
 import pandas as pd
+import os
 
-incremental_bids = "../../data/incremental_bids.csv"
-decremental_bids = "../../data/decremental_bids.csv"
+incremental_bids = "data/incremental_bids.csv"
+decremental_bids = "data/decremental_bids.csv"
 
 class ImbalancePriceCalculator:
-    def __init__(self, method: int = 1) -> None:
+    def __init__(self, method: int = 1, data_path: str = "../../") -> None:
         self.method = method
-        self.load_bids()
+        self.data_path = data_path
+
+        # check if pickle of bid_ladder exists: data/bid_ladder.pkl
+        if not os.path.isfile(self.data_path + "data/bid_ladder.pkl"):
+            print("Bid ladder pickle not found, loading bids and generating bid ladder...")
+            self.load_bids()
+            self.bid_ladder.to_pickle(self.data_path + "data/bid_ladder.pkl")
+        else:
+            print("Bid ladder pickle found, loading bid ladder...")
+            self.bid_ladder = pd.read_pickle(self.data_path + "data/bid_ladder.pkl")
 
     def load_bids(self):
-        df = pd.read_csv(incremental_bids, sep=";")
+        df = pd.read_csv(self.data_path + incremental_bids, sep=";")
         df["Datetime"] = pd.to_datetime(df["Datetime"], utc=True)
     
         # sort by Datetime, Activation Order, Bid Price
@@ -21,7 +31,7 @@ class ImbalancePriceCalculator:
         # next we need to calculate the cummulative bids for every datetime 
         incremental_cum_df = df.groupby(["Datetime"]).apply(self.generate_bid_ladder)
 
-        df = pd.read_csv(decremental_bids, sep=";")
+        df = pd.read_csv(self.data_path + decremental_bids, sep=";")
         df["Datetime"] = pd.to_datetime(df["Datetime"], utc=True)
         decremental_cum_df = df.groupby(["Datetime"]).apply(self.generate_bid_ladder, incremental=False)
 
@@ -129,7 +139,8 @@ class ImbalancePriceCalculator:
         MIPS = self.get_imbalance_price_vectorized(datetimes, np.abs(NRVS))
         MDPS = self.get_imbalance_price_vectorized(datetimes, -np.abs(NRVS))
 
-        return calculate_imbalance_price(-NRV_PREVS, -NRVS, MIPS, MDPS)
+        return calculate_imbalance_price(-NRV_PREVS, -NRVS, MIPS, MDPS)        
+        
 
 def calculate_imbalance_price(SI_PREV, SI, MIP, MDP):
     # Convert parameters to numpy arrays for vectorized operations