"""
Q-TensorFormer v4: Quantum-Enhanced Tensor Network LLM Compression.

Now with:
  - QKAN integration (DARUAN activations)
  - Energy-aware training (hardware-specific cost models)
  - Pareto frontier tracking
  - Budget-constrained optimization
"""

from .config import (
    ModelConfig, TrainingConfig, BudgetConfig, ExperimentConfig,
    PRESETS, tiny_config, small_config, medium_config, production_config,
)
from .tensor_layers import TTLinear, TTFeedForward, factorize_dim
from .quantum_layers import (
    QuantumFeatureEncoder, QuantumKernelAttention, EntanglementMonitor,
)
from .router import QuantumRouter
from .scheduler import RankScheduler, EntropyDrivenScheduler
from .blocks import HybridBlock, TensorOnlyBlock
from .models import QTensorFormer, DenseBaseline, create_model
from .budget import BudgetTracker, EnergyEstimator
from .training import Trainer, DistillationTrainer, create_optimizer, create_scheduler

# V4 additions
from .qkan import DARUAN, QKANLayer, HQKANFFN, QKANEmbedding, create_qkan_ffn
from .energy_v4 import (
    EnergyEstimatorV4, ParetoTracker, HARDWARE_PROFILES,
    estimate_model_energy, HardwareProfile,
)

__version__ = "4.0.0"