[This PR adds clustering models {sagnik1511#32}]

Add clustering models inside single_model_dict

tab_automl/automl/models.py

@@ -6,17 +6,30 @@
 from sklearn.linear_model import Lasso, LinearRegression, Ridge
 from sklearn.tree import DecisionTreeClassifier
 
+from sklearn.cluster import AffinityPropagation
+from sklearn.cluster import AgglomerativeClustering
+from sklearn.cluster import Birch
+from sklearn.cluster import DBSCAN
+from sklearn.cluster import KMeans
 
 single_model_dict = {
     "regression": {
         "Linear Regression": LinearRegression,
         "Lasso Regression": Lasso,
         "Ridge Regression": Ridge,
-        "Random Forest Regression": RandomForestRegressor
+        "Random Forest Regression": RandomForestRegressor,
     },
     "classification": {
         "Decision Tree Classifier": DecisionTreeClassifier,
         "Light Gradient Boosting Classifier": LGBMClassifier,
         "Random Forest Classifier": RandomForestClassifier
+    },
+    "clustering":{
+        "AffinityPropagation":AffinityPropagation,
+        "AgglomerativeClustering":AgglomerativeClustering,
+        "Birch":Birch,
+        "DBSCAN":DBSCAN,
+        "KMeans":KMeans
+
     }
 }