bug fix: iloc index missing on generate samples

data/gan.py

@@ -616,7 +616,7 @@ class Predict(GNet):
                                 else:
                                         missing = []
                                 i = np.where(ii == 0)[0]
-                                df =  pd.DataFrame( df.iloc.apply(lambda row: self.values[np.random.choice(np.where(row != 0)[0],1)[0]] ,axis=1))
+                                df =  pd.DataFrame( df.iloc[i].apply(lambda row: self.values[np.random.choice(np.where(row != 0)[0],1)[0]] ,axis=1))
                                 df.columns = columns
                                 df = df[columns[0]].append(pd.Series(missing))