diff --git a/configs/coco/pvt_v2_b0.yaml b/configs/coco/pvt_v2_b0.yaml
index 7920c06..24edefe 100644
--- a/configs/coco/pvt_v2_b0.yaml
+++ b/configs/coco/pvt_v2_b0.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   WEIGHTS: "detectron2://ImageNetPretrained/MSRA/R-50.pkl"
   MASK_ON: False
diff --git a/configs/taco/darknet53.yaml b/configs/taco/darknet53.yaml
index 66a4601..a22d549 100644
--- a/configs/taco/darknet53.yaml
+++ b/configs/taco/darknet53.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   WEIGHTS: ""
   MASK_ON: False
diff --git a/configs/taco/r50.yaml b/configs/taco/r50.yaml
index 3ce5bf1..055027e 100644
--- a/configs/taco/r50.yaml
+++ b/configs/taco/r50.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   WEIGHTS: "detectron2://ImageNetPretrained/MSRA/R-50.pkl"
diff --git a/configs/tl/cspdarknet.yaml b/configs/tl/cspdarknet.yaml
index 6d8ad03..34860a9 100644
--- a/configs/tl/cspdarknet.yaml
+++ b/configs/tl/cspdarknet.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   WEIGHTS: ""
   MASK_ON: False
diff --git a/configs/tl/darknet53.yaml b/configs/tl/darknet53.yaml
index 0651459..9dd5e7f 100644
--- a/configs/tl/darknet53.yaml
+++ b/configs/tl/darknet53.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   WEIGHTS: ""
   MASK_ON: False
diff --git a/configs/tl/r50.yaml b/configs/tl/r50.yaml
index 6c76096..d5b6ccf 100644
--- a/configs/tl/r50.yaml
+++ b/configs/tl/r50.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   WEIGHTS: "detectron2://ImageNetPretrained/MSRA/R-50.pkl"
diff --git a/configs/tl/res2net_bifpn.yaml b/configs/tl/res2net_bifpn.yaml
index 771ab8f..aa1c081 100644
--- a/configs/tl/res2net_bifpn.yaml
+++ b/configs/tl/res2net_bifpn.yaml
@@ -1,5 +1,5 @@
 
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   WEIGHTS: "weights/r2_50.pkl"
diff --git a/configs/tl/res2net_fpn.yaml b/configs/tl/res2net_fpn.yaml
index 33c8bca..8dc424d 100644
--- a/configs/tl/res2net_fpn.yaml
+++ b/configs/tl/res2net_fpn.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   # WEIGHTS: "weights/r2_50.pkl"
diff --git a/configs/tl/x_s_pafpn_1gpu.yaml b/configs/tl/x_s_pafpn_1gpu.yaml
index 96eba42..ab008b2 100644
--- a/configs/tl/x_s_pafpn_1gpu.yaml
+++ b/configs/tl/x_s_pafpn_1gpu.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   WEIGHTS: ""
   MASK_ON: False
diff --git a/configs/visdrone/r2_50_1gpu.yaml b/configs/visdrone/r2_50_1gpu.yaml
index d98ddb0..e654645 100644
--- a/configs/visdrone/r2_50_1gpu.yaml
+++ b/configs/visdrone/r2_50_1gpu.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   WEIGHTS: ""
diff --git a/configs/voc/darknet53_1gpu.yaml b/configs/voc/darknet53_1gpu.yaml
index 0ba3700..25432ff 100644
--- a/configs/voc/darknet53_1gpu.yaml
+++ b/configs/voc/darknet53_1gpu.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   WEIGHTS: ""
diff --git a/configs/voc/x_s_pafpn_1gpu.yaml b/configs/voc/x_s_pafpn_1gpu.yaml
index a74d88a..746db7a 100644
--- a/configs/voc/x_s_pafpn_1gpu.yaml
+++ b/configs/voc/x_s_pafpn_1gpu.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   WEIGHTS: ""
   MASK_ON: False
diff --git a/configs/wearmask/r50_bifpn.yaml b/configs/wearmask/r50_bifpn.yaml
index 69b3700..7dd0e42 100644
--- a/configs/wearmask/r50_bifpn.yaml
+++ b/configs/wearmask/r50_bifpn.yaml
@@ -1,4 +1,4 @@
-_BASE_: "../Base-YoloV7.yaml"
+_BASE_: "../Base-YOLOv7.yaml"
 MODEL:
   META_ARCHITECTURE: "YOLOV7"
   WEIGHTS: "detectron2://ImageNetPretrained/MSRA/R-50.pkl"
diff --git a/yolov7/modeling/backbone/layers/wrappers.py b/yolov7/modeling/backbone/layers/wrappers.py
index d45acc6..c96ed1a 100644
--- a/yolov7/modeling/backbone/layers/wrappers.py
+++ b/yolov7/modeling/backbone/layers/wrappers.py
@@ -262,7 +262,7 @@ def conv2d_forward(self, input, weight):
             input = F.pad(input, expanded_padding, mode='circular')
 
         elif self.padding_mode == 'dynamic_same':
-            ih, iw = x.size()[-2:]
+            ih, iw = input.size()[-2:]
             kh, kw = self.weight.size()[-2:]
             sh, sw = self.stride
             oh, ow = math.ceil(ih / sh), math.ceil(iw / sw)
diff --git a/yolov7/utils/boxes.py b/yolov7/utils/boxes.py
index 6d9d3f2..9539e9c 100644
--- a/yolov7/utils/boxes.py
+++ b/yolov7/utils/boxes.py
@@ -1,21 +1,15 @@
-import numpy as np
-
-import torch
-import torchvision
-
-import torch
-import torch.nn as nn
 import math
 import numpy as np
 from enum import IntEnum, unique
 from typing import List, Tuple, Union
+from pycocotools import mask as coco_mask
+
 import torch
-from torch import device
-from torchvision.ops.boxes import nms, box_area
-import cv2
-import torch.utils.data
 import torchvision
-from pycocotools import mask as coco_mask
+import torch.nn as nn
+import torch.utils.data
+from torchvision.ops.boxes import box_area
+
 
 _RawBoxType = Union[List[float], Tuple[float, ...], torch.Tensor, np.ndarray]