refactor(model): rename and restructure model modules

magic_pdf/model/pek_sub_modules/post_process.py

-import re
-
-def layout_rm_equation(layout_res):
-    rm_idxs = []
-    for idx, ele in enumerate(layout_res['layout_dets']):
-        if ele['category_id'] == 10:
-            rm_idxs.append(idx)
-    
-    for idx in rm_idxs[::-1]:
-        del layout_res['layout_dets'][idx]
-    return layout_res
-
-
-def get_croped_image(image_pil, bbox):
-    x_min, y_min, x_max, y_max = bbox
-    croped_img = image_pil.crop((x_min, y_min, x_max, y_max))
-    return croped_img
-
-
-def latex_rm_whitespace(s: str):
-    """Remove unnecessary whitespace from LaTeX code.
-    """
-    text_reg = r'(\\(operatorname|mathrm|text|mathbf)\s?\*? {.*?})'
-    letter = '[a-zA-Z]'
-    noletter = '[\W_^\d]'
-    names = [x[0].replace(' ', '') for x in re.findall(text_reg, s)]
-    s = re.sub(text_reg, lambda match: str(names.pop(0)), s)
-    news = s
-    while True:
-        s = news
-        news = re.sub(r'(?!\\ )(%s)\s+?(%s)' % (noletter, noletter), r'\1\2', s)
-        news = re.sub(r'(?!\\ )(%s)\s+?(%s)' % (noletter, letter), r'\1\2', news)
-        news = re.sub(r'(%s)\s+?(%s)' % (letter, noletter), r'\1\2', news)
-        if news == s:
-            break
-    return s
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magic_pdf/model/sub_modules/layout/doclayout_yolo/DocLayoutYOLO.py

+from doclayout_yolo import YOLOv10
+
+
+class DocLayoutYOLOModel(object):
+    def __init__(self, weight, device):
+        self.model = YOLOv10(weight)
+        self.device = device
+
+    def predict(self, image):
+        layout_res = []
+        doclayout_yolo_res = self.model.predict(image, imgsz=1024, conf=0.25, iou=0.45, verbose=True, device=self.device)[0]
+        for xyxy, conf, cla in zip(doclayout_yolo_res.boxes.xyxy.cpu(), doclayout_yolo_res.boxes.conf.cpu(),
+                                   doclayout_yolo_res.boxes.cls.cpu()):
+            xmin, ymin, xmax, ymax = [int(p.item()) for p in xyxy]
+            new_item = {
+                'category_id': int(cla.item()),
+                'poly': [xmin, ymin, xmax, ymin, xmax, ymax, xmin, ymax],
+                'score': round(float(conf.item()), 3),
+            }
+            layout_res.append(new_item)
+        return layout_res
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