[Model] Support Paddle3D PETR v2 model (#1863)

* Support PETR v2

* make petrv2 precision equal with the origin repo

* delete extra func

* modify review problem

* delete visualize

* Update README_CN.md

* Update README.md

* Update README_CN.md

* fix build problem

* delete external variable and function

---------

Co-authored-by: DefTruth <31974251+DefTruth@users.noreply.github.com>

examples/vision/perception/paddle3d/petr/python/infer.py

@@ -0,0 +1,45 @@
+import fastdeploy as fd
+import cv2
+import os
+from fastdeploy import ModelFormat
+
+
+def parse_arguments():
+    import argparse
+    import ast
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "--model", required=True, help="Path of petr paddle model.")
+    parser.add_argument(
+        "--image", required=True, help="Path of test image file.")
+    parser.add_argument(
+        "--device",
+        type=str,
+        default='cpu',
+        help="Type of inference device, support 'cpu' or 'gpu'.")
+    return parser.parse_args()
+
+
+def build_option(args):
+    option = fd.RuntimeOption()
+    if args.device.lower() == "gpu":
+        option.use_gpu(0)
+    if args.device.lower() == "cpu":
+        option.use_cpu()
+    return option
+
+
+args = parse_arguments()
+
+model_file = os.path.join(args.model, "petrv2_inference.pdmodel")
+params_file = os.path.join(args.model, "petrv2_inference.pdiparams")
+config_file = os.path.join(args.model, "infer_cfg.yml")
+# 配置runtime，加载模型
+runtime_option = build_option(args)
+model = fd.vision.perception.Petr(
+    model_file, params_file, config_file, runtime_option=runtime_option)
+
+# 预测图片检测结果
+im = cv2.imread(args.image)
+result = model.predict(im)
+print(result)