add more objectives

Author: deadsoul44

.gitignore

@@ -63,3 +63,6 @@ package-r/inst/c/
 *.pyd.*
 
 *.profraw
+
+# Environment variables
+.env

Cargo.toml

@@ -6,7 +6,7 @@ members = [
 
 [package]
 name = "perpetual"
-version = "1.8.0"
+version = "1.9.0"
 edition = "2024"
 authors = ["Mutlu Simsek <msimsek@perpetual-ml.com>", "Serkan Korkmaz <serkor1@duck.com>", "Pieter Pel <pelpieter@gmail.com>"]
 homepage = "https://perpetual-ml.com"
@@ -45,6 +45,7 @@ reqwest = { version = "0.13.2", features = ["blocking"] }
 csv = "1.4.0"
 chrono = "0.4.43"
 tempfile = "3.25.0"
+env_logger = "0.11.9"
 
 [[bench]]
 name = "training_benchmark"
@@ -57,3 +58,11 @@ ignore-filename = [
     "package-python\\\\.*",
     "package-r\\\\.*",
 ]
+
+[[example]]
+name = "march_machine_learning_mania_2026"
+path = "examples/kaggle/march_machine_learning_mania_2026/march_machine_learning_mania_2026.rs"
+
+[[example]]
+name = "predicting_heart_disease"
+path = "examples/kaggle/predicting_heart_disease/predicting_heart_disease.rs"

examples/kaggle/march_machine_learning_mania_2026/download_data.py

@@ -0,0 +1,37 @@
+import os
+
+from dotenv import load_dotenv
+
+env_path = os.path.join(os.path.dirname(__file__), "../../../.env")
+load_dotenv(dotenv_path=env_path)
+
+os.environ["KAGGLE_USERNAME"] = os.getenv("KAGGLE_USERNAME")
+os.environ["KAGGLE_KEY"] = os.getenv("KAGGLE_API_TOKEN")
+
+import kaggle  # noqa: E402
+
+# Since this script runs in the directory, target is current dir
+target_dir = "."
+
+# Authenticate and download dataset
+kaggle.api.authenticate()
+try:
+    print("Downloading march-machine-learning-mania-2026 competition data...")
+    kaggle.api.competition_download_files(
+        "march-machine-learning-mania-2026", path=target_dir, quiet=False
+    )
+    print("Download finished. Extracting...")
+    # Extract the zip file
+    import zipfile
+
+    zip_path = f"{target_dir}/march-machine-learning-mania-2026.zip"
+    if os.path.exists(zip_path):
+        with zipfile.ZipFile(zip_path, "r") as zip_ref:
+            zip_ref.extractall(target_dir)
+        print("Extraction complete.")
+        os.remove(zip_path)  # Clean up zip
+    else:
+        print(f"Zip file not found at {zip_path}")
+
+except Exception as e:
+    print(f"Failed to download: {e}")