flatten the code; early exit

dap/algos/radprof.py

@@ -64,9 +64,14 @@ def radial_profile(data, rad, norm, keep_pixels):
 
 def calc_apply_threshold(results, data):
     apply_threshold = results.get("apply_threshold", False)
+    if not apply_threshold:
+        return
+
+    for k in ("threshold_min", "threshold_max"):
+        if k not in results:
+            return
 
     #TODO: this is duplicated in calc_apply_threshold and calc_force_send
-    if apply_threshold and all(k in results for k in ("threshold_min", "threshold_max")):
     threshold_min = float(results["threshold_min"])
     threshold_max = float(results["threshold_max"])
     data = data.copy() # do the following in-place changes on a copy