diff --git a/infer/lib/jit/__init__.py b/infer/lib/jit/__init__.py
index d7f41dd..2f2e04a 100644
--- a/infer/lib/jit/__init__.py
+++ b/infer/lib/jit/__init__.py
@@ -1,163 +1,2 @@
-from io import BytesIO
-import pickle
-import time
-import torch
-from tqdm import tqdm
-from collections import OrderedDict
-
-
-def load_inputs(path, device, is_half=False):
-    parm = torch.load(path, map_location=torch.device("cpu"))
-    for key in parm.keys():
-        parm[key] = parm[key].to(device)
-        if is_half and parm[key].dtype == torch.float32:
-            parm[key] = parm[key].half()
-        elif not is_half and parm[key].dtype == torch.float16:
-            parm[key] = parm[key].float()
-    return parm
-
-
-def benchmark(
-    model, inputs_path, device=torch.device("cpu"), epoch=1000, is_half=False
-):
-    parm = load_inputs(inputs_path, device, is_half)
-    total_ts = 0.0
-    bar = tqdm(range(epoch))
-    for i in bar:
-        start_time = time.perf_counter()
-        o = model(**parm)
-        total_ts += time.perf_counter() - start_time
-    print(f"num_epoch: {epoch} | avg time(ms): {(total_ts*1000)/epoch}")
-
-
-def jit_warm_up(model, inputs_path, device=torch.device("cpu"), epoch=5, is_half=False):
-    benchmark(model, inputs_path, device, epoch=epoch, is_half=is_half)
-
-
-def to_jit_model(
-    model_path,
-    model_type: str,
-    mode: str = "trace",
-    inputs_path: str = None,
-    device=torch.device("cpu"),
-    is_half=False,
-):
-    model = None
-    if model_type.lower() == "synthesizer":
-        from .get_synthesizer import get_synthesizer
-
-        model, _ = get_synthesizer(model_path, device)
-        model.forward = model.infer
-    elif model_type.lower() == "rmvpe":
-        from .get_rmvpe import get_rmvpe
-
-        model = get_rmvpe(model_path, device)
-    elif model_type.lower() == "hubert":
-        from .get_hubert import get_hubert_model
-
-        model = get_hubert_model(model_path, device)
-        model.forward = model.infer
-    else:
-        raise ValueError(f"No model type named {model_type}")
-    model = model.eval()
-    model = model.half() if is_half else model.float()
-    if mode == "trace":
-        assert not inputs_path
-        inputs = load_inputs(inputs_path, device, is_half)
-        model_jit = torch.jit.trace(model, example_kwarg_inputs=inputs)
-    elif mode == "script":
-        model_jit = torch.jit.script(model)
-    model_jit.to(device)
-    model_jit = model_jit.half() if is_half else model_jit.float()
-    # model = model.half() if is_half else model.float()
-    return (model, model_jit)
-
-
-def export(
-    model: torch.nn.Module,
-    mode: str = "trace",
-    inputs: dict = None,
-    device=torch.device("cpu"),
-    is_half: bool = False,
-) -> dict:
-    model = model.half() if is_half else model.float()
-    model.eval()
-    if mode == "trace":
-        assert inputs is not None
-        model_jit = torch.jit.trace(model, example_kwarg_inputs=inputs)
-    elif mode == "script":
-        model_jit = torch.jit.script(model)
-    model_jit.to(device)
-    model_jit = model_jit.half() if is_half else model_jit.float()
-    buffer = BytesIO()
-    # model_jit=model_jit.cpu()
-    torch.jit.save(model_jit, buffer)
-    del model_jit
-    cpt = OrderedDict()
-    cpt["model"] = buffer.getvalue()
-    cpt["is_half"] = is_half
-    return cpt
-
-
-def load(path: str):
-    with open(path, "rb") as f:
-        return pickle.load(f)
-
-
-def save(ckpt: dict, save_path: str):
-    with open(save_path, "wb") as f:
-        pickle.dump(ckpt, f)
-
-
-def rmvpe_jit_export(
-    model_path: str,
-    mode: str = "script",
-    inputs_path: str = None,
-    save_path: str = None,
-    device=torch.device("cpu"),
-    is_half=False,
-):
-    if not save_path:
-        save_path = model_path.rstrip(".pth")
-        save_path += ".half.jit" if is_half else ".jit"
-    if "cuda" in str(device) and ":" not in str(device):
-        device = torch.device("cuda:0")
-    from .get_rmvpe import get_rmvpe
-
-    model = get_rmvpe(model_path, device)
-    inputs = None
-    if mode == "trace":
-        inputs = load_inputs(inputs_path, device, is_half)
-    ckpt = export(model, mode, inputs, device, is_half)
-    ckpt["device"] = str(device)
-    save(ckpt, save_path)
-    return ckpt
-
-
-def synthesizer_jit_export(
-    model_path: str,
-    mode: str = "script",
-    inputs_path: str = None,
-    save_path: str = None,
-    device=torch.device("cpu"),
-    is_half=False,
-):
-    if not save_path:
-        save_path = model_path.rstrip(".pth")
-        save_path += ".half.jit" if is_half else ".jit"
-    if "cuda" in str(device) and ":" not in str(device):
-        device = torch.device("cuda:0")
-    from .get_synthesizer import get_synthesizer
-
-    model, cpt = get_synthesizer(model_path, device)
-    assert isinstance(cpt, dict)
-    model.forward = model.infer
-    inputs = None
-    if mode == "trace":
-        inputs = load_inputs(inputs_path, device, is_half)
-    ckpt = export(model, mode, inputs, device, is_half)
-    cpt.pop("weight")
-    cpt["model"] = ckpt["model"]
-    cpt["device"] = device
-    save(cpt, save_path)
-    return cpt
+from .utils import load, rmvpe_jit_export, synthesizer_jit_export
+from .synthesizer import get_synthesizer
diff --git a/infer/lib/jit/get_hubert.py b/infer/lib/jit/hubert.py
similarity index 100%
rename from infer/lib/jit/get_hubert.py
rename to infer/lib/jit/hubert.py
diff --git a/infer/lib/jit/get_rmvpe.py b/infer/lib/jit/rmvpe.py
similarity index 100%
rename from infer/lib/jit/get_rmvpe.py
rename to infer/lib/jit/rmvpe.py
diff --git a/infer/lib/jit/get_synthesizer.py b/infer/lib/jit/synthesizer.py
similarity index 100%
rename from infer/lib/jit/get_synthesizer.py
rename to infer/lib/jit/synthesizer.py
diff --git a/infer/lib/jit/utils.py b/infer/lib/jit/utils.py
new file mode 100644
index 0000000..ea73ba1
--- /dev/null
+++ b/infer/lib/jit/utils.py
@@ -0,0 +1,163 @@
+from io import BytesIO
+import pickle
+import time
+import torch
+from tqdm import tqdm
+from collections import OrderedDict
+
+
+def load_inputs(path, device, is_half=False):
+    parm = torch.load(path, map_location=torch.device("cpu"))
+    for key in parm.keys():
+        parm[key] = parm[key].to(device)
+        if is_half and parm[key].dtype == torch.float32:
+            parm[key] = parm[key].half()
+        elif not is_half and parm[key].dtype == torch.float16:
+            parm[key] = parm[key].float()
+    return parm
+
+
+def benchmark(
+    model, inputs_path, device=torch.device("cpu"), epoch=1000, is_half=False
+):
+    parm = load_inputs(inputs_path, device, is_half)
+    total_ts = 0.0
+    bar = tqdm(range(epoch))
+    for i in bar:
+        start_time = time.perf_counter()
+        o = model(**parm)
+        total_ts += time.perf_counter() - start_time
+    print(f"num_epoch: {epoch} | avg time(ms): {(total_ts*1000)/epoch}")
+
+
+def jit_warm_up(model, inputs_path, device=torch.device("cpu"), epoch=5, is_half=False):
+    benchmark(model, inputs_path, device, epoch=epoch, is_half=is_half)
+
+
+def to_jit_model(
+    model_path,
+    model_type: str,
+    mode: str = "trace",
+    inputs_path: str = None,
+    device=torch.device("cpu"),
+    is_half=False,
+):
+    model = None
+    if model_type.lower() == "synthesizer":
+        from .synthesizer import get_synthesizer
+
+        model, _ = get_synthesizer(model_path, device)
+        model.forward = model.infer
+    elif model_type.lower() == "rmvpe":
+        from .rmvpe import get_rmvpe
+
+        model = get_rmvpe(model_path, device)
+    elif model_type.lower() == "hubert":
+        from .hubert import get_hubert_model
+
+        model = get_hubert_model(model_path, device)
+        model.forward = model.infer
+    else:
+        raise ValueError(f"No model type named {model_type}")
+    model = model.eval()
+    model = model.half() if is_half else model.float()
+    if mode == "trace":
+        assert not inputs_path
+        inputs = load_inputs(inputs_path, device, is_half)
+        model_jit = torch.jit.trace(model, example_kwarg_inputs=inputs)
+    elif mode == "script":
+        model_jit = torch.jit.script(model)
+    model_jit.to(device)
+    model_jit = model_jit.half() if is_half else model_jit.float()
+    # model = model.half() if is_half else model.float()
+    return (model, model_jit)
+
+
+def export(
+    model: torch.nn.Module,
+    mode: str = "trace",
+    inputs: dict = None,
+    device=torch.device("cpu"),
+    is_half: bool = False,
+) -> dict:
+    model = model.half() if is_half else model.float()
+    model.eval()
+    if mode == "trace":
+        assert inputs is not None
+        model_jit = torch.jit.trace(model, example_kwarg_inputs=inputs)
+    elif mode == "script":
+        model_jit = torch.jit.script(model)
+    model_jit.to(device)
+    model_jit = model_jit.half() if is_half else model_jit.float()
+    buffer = BytesIO()
+    # model_jit=model_jit.cpu()
+    torch.jit.save(model_jit, buffer)
+    del model_jit
+    cpt = OrderedDict()
+    cpt["model"] = buffer.getvalue()
+    cpt["is_half"] = is_half
+    return cpt
+
+
+def load(path: str):
+    with open(path, "rb") as f:
+        return pickle.load(f)
+
+
+def save(ckpt: dict, save_path: str):
+    with open(save_path, "wb") as f:
+        pickle.dump(ckpt, f)
+
+
+def rmvpe_jit_export(
+    model_path: str,
+    mode: str = "script",
+    inputs_path: str = None,
+    save_path: str = None,
+    device=torch.device("cpu"),
+    is_half=False,
+):
+    if not save_path:
+        save_path = model_path.rstrip(".pth")
+        save_path += ".half.jit" if is_half else ".jit"
+    if "cuda" in str(device) and ":" not in str(device):
+        device = torch.device("cuda:0")
+    from .rmvpe import get_rmvpe
+
+    model = get_rmvpe(model_path, device)
+    inputs = None
+    if mode == "trace":
+        inputs = load_inputs(inputs_path, device, is_half)
+    ckpt = export(model, mode, inputs, device, is_half)
+    ckpt["device"] = str(device)
+    save(ckpt, save_path)
+    return ckpt
+
+
+def synthesizer_jit_export(
+    model_path: str,
+    mode: str = "script",
+    inputs_path: str = None,
+    save_path: str = None,
+    device=torch.device("cpu"),
+    is_half=False,
+):
+    if not save_path:
+        save_path = model_path.rstrip(".pth")
+        save_path += ".half.jit" if is_half else ".jit"
+    if "cuda" in str(device) and ":" not in str(device):
+        device = torch.device("cuda:0")
+    from .synthesizer import get_synthesizer
+
+    model, cpt = get_synthesizer(model_path, device)
+    assert isinstance(cpt, dict)
+    model.forward = model.infer
+    inputs = None
+    if mode == "trace":
+        inputs = load_inputs(inputs_path, device, is_half)
+    ckpt = export(model, mode, inputs, device, is_half)
+    cpt.pop("weight")
+    cpt["model"] = ckpt["model"]
+    cpt["device"] = device
+    save(cpt, save_path)
+    return cpt
diff --git a/infer/lib/rtrvc.py b/infer/lib/rtrvc.py
index b74e938..49f6140 100644
--- a/infer/lib/rtrvc.py
+++ b/infer/lib/rtrvc.py
@@ -3,7 +3,6 @@ import os
 import sys
 import traceback
 from infer.lib import jit
-from infer.lib.jit.get_synthesizer import get_synthesizer
 from time import time as ttime
 import fairseq
 import faiss
@@ -114,7 +113,7 @@ class RVC:
             self.net_g: nn.Module = None
 
             def set_default_model():
-                self.net_g, cpt = get_synthesizer(self.pth_path, self.device)
+                self.net_g, cpt = jit.get_synthesizer(self.pth_path, self.device)
                 self.tgt_sr = cpt["config"][-1]
                 cpt["config"][-3] = cpt["weight"]["emb_g.weight"].shape[0]
                 self.if_f0 = cpt.get("f0", 1)
diff --git a/infer/modules/vc/pipeline.py b/infer/modules/vc/pipeline.py
index 2c93236..6b33022 100644
--- a/infer/modules/vc/pipeline.py
+++ b/infer/modules/vc/pipeline.py
@@ -6,7 +6,7 @@ import logging
 logger = logging.getLogger(__name__)
 
 from functools import lru_cache
-from time import time as ttime
+from time import time
 
 import faiss
 import librosa
@@ -235,7 +235,7 @@ class Pipeline(object):
             "padding_mask": padding_mask,
             "output_layer": 9 if version == "v1" else 12,
         }
-        t0 = ttime()
+        t0 = time()
         with torch.no_grad():
             logits = model.extract_features(**inputs)
             feats = model.final_proj(logits[0]) if version == "v1" else logits[0]
@@ -270,7 +270,7 @@ class Pipeline(object):
             feats0 = F.interpolate(feats0.permute(0, 2, 1), scale_factor=2).permute(
                 0, 2, 1
             )
-        t1 = ttime()
+        t1 = time()
         p_len = audio0.shape[0] // self.window
         if feats.shape[1] < p_len:
             p_len = feats.shape[1]
@@ -296,7 +296,7 @@ class Pipeline(object):
             torch.cuda.empty_cache()
         elif torch.backends.mps.is_available():
             torch.mps.empty_cache()
-        t2 = ttime()
+        t2 = time()
         times[0] += t1 - t0
         times[2] += t2 - t1
         return audio1
@@ -356,7 +356,7 @@ class Pipeline(object):
         s = 0
         audio_opt = []
         t = None
-        t1 = ttime()
+        t1 = time()
         audio_pad = np.pad(audio, (self.t_pad, self.t_pad), mode="reflect")
         p_len = audio_pad.shape[0] // self.window
         inp_f0 = None
@@ -387,7 +387,7 @@ class Pipeline(object):
                 pitchf = pitchf.astype(np.float32)
             pitch = torch.tensor(pitch, device=self.device).unsqueeze(0).long()
             pitchf = torch.tensor(pitchf, device=self.device).unsqueeze(0).float()
-        t2 = ttime()
+        t2 = time()
         times[1] += t2 - t1
         for t in opt_ts:
             t = t // self.window * self.window