inference.py支持katex语法

src/utils.py

@@ -1,8 +1,23 @@
 import numpy as np
+import re
 
 from models.ocr_model.utils.inference import inference as latex_inference
 
 
+def to_katex(formula: str) -> str:
+    res = formula
+    res = re.sub(r'\\mbox\{([^}]*)\}', r'\1', res)
+    res = re.sub(r'boldmath\$(.*?)\$', r'bm{\1}', res)
+    res = re.sub(r'\\\[(.*?)\\\]', r'\1\\newline', res) 
+
+    pattern = r'(\\(?:left|middle|right|big|Big|bigg|Bigg|bigl|Bigl|biggl|Biggl|bigm|Bigm|biggm|Biggm|bigr|Bigr|biggr|Biggr))\{([^}]*)\}'
+    replacement = r'\1\2'
+    res = re.sub(pattern, replacement, res)
+    if res.endswith(r'\newline'):
+        res = res[:-8]
+    return res
+
+
 def load_lang_models(language: str):
     ...
     # language: 'ch' or 'en'