fix random state for clustering

clustering.py

@@ -170,7 +170,7 @@ class ClusterAlgorithm(QgsProcessingAlgorithm):
         input_bands = [i_band -1 for i_band in self.selected_bands]
 
         if self.method == 'K-means':
-            proj = KMeans(int(self.nclusters))
+            proj = KMeans(int(self.nclusters), random_state=RANDOM_SEED)
             save_file = 'kmeans_cluster.pkl'
             params = proj.get_params()
             iter = range(proj.max_iter)

tests/test_clustering.py

@@ -29,7 +29,7 @@ class TestClusteringAlgorithm(unittest.TestCase):
                     break
                 md5.update(data)
         result_file_hash = md5.hexdigest()
-        assert result_file_hash == '57684e8ce6c051e3357c2f9f308740bf'
+        assert result_file_hash == '835bcb7ab7d7e97d2de26e81415a0d19'
         os.remove(expected_result_path)