chore: 同步最新实现代码（FP16 导出 / 轻量教师入口）与更新后的训练素材清单

code/siai_all.py

@@ -7,6 +7,37 @@ from functools import lru_cache
 import cv2, numpy as np, torch, torch.nn as nn
 from torch.utils.data import DataLoader, Dataset, Sampler
 
+class _Tee:
+    """把 stdout/stderr 同时写到一份可由外部读取的实时日志。"""
+    def __init__(self, *streams):
+        self.streams = streams
+
+    def write(self, s):
+        for st in self.streams:
+            try:
+                st.write(s)
+            except Exception:
+                pass
+        return len(s)
+
+    def flush(self):
+        for st in self.streams:
+            try:
+                st.flush()
+            except Exception:
+                pass
+
+
+_live = os.environ.get("SFDP_LIVE_LOG")
+if _live:
+    try:
+        _lf = open(_live, "a", encoding="utf-8", buffering=1)
+        sys.stdout = _Tee(sys.stdout, _lf)
+        sys.stderr = _Tee(sys.stderr, _lf)
+    except Exception:
+        pass
+
+
 DATA = r"D:\sfdp-ai\siamese\data"
 TILES = os.environ.get("SFDP_TILES") or os.path.join(DATA, "tiles")
 LABELS = os.path.join(DATA, "labels")