diff --git a/PaddleCV/3d_vision/PointNet++/eval_cls.py b/PaddleCV/3d_vision/PointNet++/eval_cls.py
index ea9cfbef343840c3f6f40625172135ba811ae27b..e27f902deae70ec4a486c6ac708d4de1749e66b4 100644
--- a/PaddleCV/3d_vision/PointNet++/eval_cls.py
+++ b/PaddleCV/3d_vision/PointNet++/eval_cls.py
@@ -109,8 +109,9 @@ def eval():
     exe = fluid.Executor(place)
     exe.run(startup)
 
-    assert os.path.exists("{}.pdparams".format(args.weights)), \
-            "Given resume weight {}.pdparams not exist.".format(args.weights)
+    if not os.path.isdir(args.weights):
+        assert os.path.exists("{}.pdparams".format(args.weights)), \
+                "Given resume weight {}.pdparams not exist.".format(args.weights)
     fluid.load(eval_prog, args.weights, exe)
 
     eval_compile_prog = fluid.compiler.CompiledProgram(eval_prog)
diff --git a/PaddleCV/3d_vision/PointNet++/eval_seg.py b/PaddleCV/3d_vision/PointNet++/eval_seg.py
index 027211dc833264c5274ff2440d23fd3d511c4f15..095076480a4a478f3fac13556fef68ae329221df 100644
--- a/PaddleCV/3d_vision/PointNet++/eval_seg.py
+++ b/PaddleCV/3d_vision/PointNet++/eval_seg.py
@@ -108,8 +108,9 @@ def eval():
     exe = fluid.Executor(place)
     exe.run(startup)
 
-    assert os.path.exists("{}.pdparams".format(args.weights)), \
-            "Given resume weight {}.pdparams not exist.".format(args.weights)
+    if not os.path.isdir(args.weights):
+        assert os.path.exists("{}.pdparams".format(args.weights)), \
+                "Given resume weight {}.pdparams not exist.".format(args.weights)
     fluid.load(eval_prog, args.weights, exe)
 
     eval_compile_prog = fluid.compiler.CompiledProgram(eval_prog)
diff --git a/PaddleCV/3d_vision/PointNet++/train_cls.py b/PaddleCV/3d_vision/PointNet++/train_cls.py
index eb58f6826f6cf076e56d76cd771b7d8fb2dee943..170d6020cd902cc2b9cf0d2ba1d342c761ab957b 100644
--- a/PaddleCV/3d_vision/PointNet++/train_cls.py
+++ b/PaddleCV/3d_vision/PointNet++/train_cls.py
@@ -184,12 +184,11 @@ def train():
     exe.run(startup)
 
     if args.resume:
-        assert os.path.exists("{}.pdparams".format(args.resume)), \
-                "Given resume weight {}.pdparams not exist.".format(args.resume)
-        assert os.path.exists("{}.pdopt".format(args.resume)), \
-                "Given resume optimizer state {}.pdopt not exist.".format(args.resume)
-        assert os.path.exists("{}.pdmodel".format(args.resume)), \
-                "Given resume model parameter list {}.pdmodel not exist.".format(args.resume)
+        if not os.path.isdir(args.resume):
+            assert os.path.exists("{}.pdparams".format(args.resume)), \
+                    "Given resume weight {}.pdparams not exist.".format(args.resume)
+            assert os.path.exists("{}.pdopt".format(args.resume)), \
+                    "Given resume optimizer state {}.pdopt not exist.".format(args.resume)
         fluid.load(train_prog, args.resume, exe)
 
     build_strategy = fluid.BuildStrategy()
diff --git a/PaddleCV/3d_vision/PointNet++/train_seg.py b/PaddleCV/3d_vision/PointNet++/train_seg.py
index 4bdd73af5bfc4ab97cd5c5405e1fb0c80e44f961..357ccad9cf3b1aa44bb7dfe4b3d74f51983824ab 100644
--- a/PaddleCV/3d_vision/PointNet++/train_seg.py
+++ b/PaddleCV/3d_vision/PointNet++/train_seg.py
@@ -183,12 +183,11 @@ def train():
     exe.run(startup)
 
     if args.resume:
-        assert os.path.exists("{}.pdparams".format(args.resume)), \
-                "Given resume weight {}.pdparams not exist.".format(args.resume)
-        assert os.path.exists("{}.pdopt".format(args.resume)), \
-                "Given resume optimizer state {}.pdopt not exist.".format(args.resume)
-        assert os.path.exists("{}.pdmodel".format(args.resume)), \
-                "Given resume model parameter list {}.pdmodel not exist.".format(args.resume)
+        if not os.path.isdir(args.resume):
+            assert os.path.exists("{}.pdparams".format(args.resume)), \
+                    "Given resume weight {}.pdparams not exist.".format(args.resume)
+            assert os.path.exists("{}.pdopt".format(args.resume)), \
+                    "Given resume optimizer state {}.pdopt not exist.".format(args.resume)
         fluid.load(train_prog, args.resume, exe)
 
     build_strategy = fluid.BuildStrategy()
diff --git a/PaddleCV/3d_vision/PointRCNN/eval.py b/PaddleCV/3d_vision/PointRCNN/eval.py
index d3e18c3e4b9b36abebae93276a93ff8ae102a7f6..d7a38f38570ed008e68f1bc40f838e8bc2d4fb25 100644
--- a/PaddleCV/3d_vision/PointRCNN/eval.py
+++ b/PaddleCV/3d_vision/PointRCNN/eval.py
@@ -165,9 +165,10 @@ def eval():
     exe.run(startup)
 
     # load weights 
-    assert os.path.exists("{}.pdparams".format(args.weights)), \
-            "Given resume weight {}.pdparams not exist.".format(args.weights)
-    fluid.load(eval_prog, args.weights)
+    if not os.path.isdir(args.weights):
+        assert os.path.exists("{}.pdparams".format(args.weights)), \
+                "Given resume weight {}.pdparams not exist.".format(args.weights)
+    fluid.load(eval_prog, args.weights, exe)
 
     kitti_feature_dir = os.path.join(args.output_dir, 'features')
     kitti_output_dir = os.path.join(args.output_dir, 'detections', 'data')
diff --git a/PaddleCV/3d_vision/PointRCNN/train.py b/PaddleCV/3d_vision/PointRCNN/train.py
index 44e646773e830dee90bab17960f9adf62c4dc19b..e907407c753f0dcaacb3a7cd1ce30299d695e107 100644
--- a/PaddleCV/3d_vision/PointRCNN/train.py
+++ b/PaddleCV/3d_vision/PointRCNN/train.py
@@ -187,12 +187,11 @@ def train():
     exe.run(startup)
 
     if args.resume:
-        assert os.path.exists("{}.pdparams".format(args.resume)), \
-                "Given resume weight {}.pdparams not exist.".format(args.resume)
-        assert os.path.exists("{}.pdopt".format(args.resume)), \
-                "Given resume optimizer state {}.pdopt not exist.".format(args.resume)
-        assert os.path.exists("{}.pdmodel".format(args.resume)), \
-                "Given resume model parameter list {}.pdmodel not exist.".format(args.resume)
+        if not os.path.isdir(args.resume):
+            assert os.path.exists("{}.pdparams".format(args.resume)), \
+                    "Given resume weight {}.pdparams not exist.".format(args.resume)
+            assert os.path.exists("{}.pdopt".format(args.resume)), \
+                    "Given resume optimizer state {}.pdopt not exist.".format(args.resume)
         fluid.load(train_prog, args.resume, exe)
 
     build_strategy = fluid.BuildStrategy()