# Copyright 2023-present Daniel Han-Chen & the Unsloth team. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from .cross_entropy_loss import (
    fast_cross_entropy_loss,
    post_patch_loss_function,
    patch_loss_functions,
)
from .rms_layernorm import (
    fast_rms_layernorm,
    patch_rms_layernorm,
    unpatch_rms_layernorm,
)
from .layernorm import (
    fast_layernorm,
    patch_layernorm,
)
from .rope_embedding import fast_rope_embedding, inplace_rope_embedding
from .swiglu import swiglu_fg_kernel, swiglu_DWf_DW_dfg_kernel
from .geglu import (
    geglu_exact_forward_kernel,
    geglu_exact_backward_kernel,
    geglu_approx_forward_kernel,
    geglu_approx_backward_kernel,
)
from .fast_lora import (
    get_lora_parameters,
    get_lora_parameters_bias,
    apply_lora_mlp_swiglu,
    apply_lora_mlp_geglu_exact,
    apply_lora_mlp_geglu_approx,
    apply_lora_qkv,
    apply_lora_o,
    fast_lora_forward,
)
from .fp8 import *  # This step is to ensure that we patch the FbgmemFP8Linear and FP8Linear's forward functions before the execution of model creation so that this applies to compiled non fast inference models as well
from .utils import (
    fast_dequantize,
    fast_gemv,
    QUANT_STATE,
    fast_linear_forward,
    matmul_lora,
)

from .flex_attention import (
    HAS_FLEX_ATTENTION,
    slow_attention_softcapping,
    slow_inference_attention_softcapping,
    create_flex_attention_causal_mask,
    create_flex_attention_sliding_window_mask,
)

import os

if "UNSLOTH_ZOO_IS_PRESENT" not in os.environ:
    try:
        print(
            "🦥 Unsloth: Will patch your computer to enable 2x faster free finetuning."
        )
    except:
        print("Unsloth: Will patch your computer to enable 2x faster free finetuning.")
del os