add label to clipping warning

lib/imaging.py

@@ -170,7 +170,7 @@ class FluorescenceData(ImagingData):
                 continue
             dtype_info = np.iinfo(array.dtype)
             if array.max() >= (dtype_info.max - dtype_info.bits):
-                print("[imaging] WARNING: image may contain clipping")
+                print("[imaging] WARNING: image '{label}' may contain clipping")
             N = compute_mot_number(
                 array if "background" not in self.arrays.keys() \
                         else (