(CW) replaced deprecated np.NAN with np.nan

sample/sampleProject/ConfigurationSet.py

@@ -261,7 +261,7 @@ class ConfigurationSet:
         True if this property is set for each configuration and none of the values is None or np.Nan
         """
         for value in self.sample_project.getProperty(self, property_key):
-            if value is None or value is np.NAN:
+            if value is None or value is np.nan:
                 return False
         return True
 
@@ -388,7 +388,7 @@ class ConfigurationSet:
         # for h,p in zip(other_configuration_set, other_configuration_set.properties()):
         # attention: zip_longest is necessary bc. properties can be empty
         for h, p in zip_longest(other_configuration_set, other_configuration_set.properties(),
-                                fillvalue=np.NAN):
+                                fillvalue=np.nan):
             new_set.add(h, p)
         return new_set
 
@@ -403,7 +403,7 @@ class ConfigurationSet:
         hash_set_other = set(other_configuration_set.hashes())
         for h, p in zip_longest(self,
                                 self.properties(),
-                                fillvalue=np.NAN):
+                                fillvalue=np.nan):
             if h not in hash_set_other:
                 new_set.add(h, p)
         return new_set