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__init__.py

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+"""Chess Challenge source module."""
+
+from .model import ChessConfig, ChessForCausalLM
+from .tokenizer import ChessTokenizer
+
+# Lazy import for evaluate to avoid RuntimeWarning when running as module
+def __getattr__(name):
+    if name == "ChessEvaluator":
+        from .evaluate import ChessEvaluator
+        return ChessEvaluator
+    if name == "load_model_from_hub":
+        from .evaluate import load_model_from_hub
+        return load_model_from_hub
+    raise AttributeError(f"module {__name__!r} has no attribute {name!r}")
+
+__all__ = [
+    "ChessConfig",
+    "ChessForCausalLM", 
+    "ChessTokenizer",
+    "ChessEvaluator",
+    "load_model_from_hub",
+]