add printer

src/main.py

@@ -94,7 +94,7 @@ def main():
         time_1 = timeit.default_timer()
         model_predict(user1, predict_fn)
         total_1 = (timeit.default_timer() - time_1)
-        print("total prediction cost {:.5f}s".format(total_1))
+        print("total prediction cost {:.5f}s".format(total_1), "\n")
 
     def test2():
         time_1 = timeit.default_timer()
@@ -105,7 +105,7 @@ def main():
         time_1 = timeit.default_timer()
         model_predict(user1, predict_fn)
         total_1 = (timeit.default_timer() - time_1)
-        print("total prediction cost {:.5f}s".format(total_1))
+        print("total prediction cost {:.5f}s".format(total_1), "\n")
 
     def test3():
         time_1 = timeit.default_timer()
@@ -116,7 +116,7 @@ def main():
         time_1 = timeit.default_timer()
         model_predict(user1, predict_fn)
         total_1 = (timeit.default_timer() - time_1)
-        print("total prediction cost {:.5f}s".format(total_1))
+        print("total prediction cost {:.5f}s".format(total_1), "\n")
 
     def test4():
         time_1 = timeit.default_timer()
@@ -127,7 +127,7 @@ def main():
         time_1 = timeit.default_timer()
         model_predict(user1, predict_fn)
         total_1 = (timeit.default_timer() - time_1)
-        print("total prediction cost {:.5f}s".format(total_1))
+        print("total prediction cost {:.5f}s".format(total_1), "\n")
 
     def test5():
         time_1 = timeit.default_timer()
@@ -138,7 +138,7 @@ def main():
         time_1 = timeit.default_timer()
         model_predict(user1, predict_fn)
         total_1 = (timeit.default_timer() - time_1)
-        print("total prediction cost {:.5f}s".format(total_1))
+        print("total prediction cost {:.5f}s".format(total_1), "\n")
 
     test1()
     test2()