diff --git a/src/pipelines/__init__.py b/src/pipelines/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/src/pipelines/context.py b/src/pipelines/context.py
deleted file mode 100644
index 139597f..0000000
--- a/src/pipelines/context.py
+++ /dev/null
@@ -1,2 +0,0 @@
-
-
diff --git a/src/pipelines/utils.py b/src/pipelines/utils.py
deleted file mode 100644
index 3cd5076..0000000
--- a/src/pipelines/utils.py
+++ /dev/null
@@ -1,29 +0,0 @@
-import torch
-
-tensor_interpolation = None
-
-
-def get_tensor_interpolation_method():
-    return tensor_interpolation
-
-
-def set_tensor_interpolation_method(is_slerp):
-    global tensor_interpolation
-    tensor_interpolation = slerp if is_slerp else linear
-
-
-def linear(v1, v2, t):
-    return (1.0 - t) * v1 + t * v2
-
-
-def slerp(
-    v0: torch.Tensor, v1: torch.Tensor, t: float, DOT_THRESHOLD: float = 0.9995
-) -> torch.Tensor:
-    u0 = v0 / v0.norm()
-    u1 = v1 / v1.norm()
-    dot = (u0 * u1).sum()
-    if dot.abs() > DOT_THRESHOLD:
-        # logger.info(f'warning: v0 and v1 close to parallel, using linear interpolation instead.')
-        return (1.0 - t) * v0 + t * v1
-    omega = dot.acos()
-    return (((1.0 - t) * omega).sin() * v0 + (t * omega).sin() * v1) / omega.sin()