Update validator for auto-CoR

nabu/resources/params.py

@@ -134,3 +134,17 @@ sino_normalizations = {
     "": None,
     "chebyshev": "chebyshev",
 }
+
+
+class CorMethods(Enum):
+    AUTO = "centered"
+    CENTERED  = "centered"
+    GLOBAL = "global"
+
+cor_methods = {
+    "auto": "centered",
+    "centered": "centered",
+    "global": "global",
+}
+
+

nabu/resources/validators.py

@@ -217,16 +217,18 @@ def optional_float_validator(val):
 
 @validator
 def cor_validator(val):
-    if isinstance(val, float):
-        return val
-    elif len(val.strip()) >= 1:
-        if val.lower() in ["auto", "global", "centered"]:
-            return val.lower()
-        val_float, error = convert_to_float(val)
-        assert error is None, "Invalid number"
+    val_float, error = convert_to_float(val)
+    if error is None:
         return val_float
-    else:
+    if len(val.strip()) == 0:
         return None
+    val = name_range_checker(
+        val.lower(),
+        CorMethods.values(),
+        "center of rotation estimation method",
+        replacements=cor_methods
+    )
+    return val
 
 
 @validator