Modify file structure to separate python and cpp code (#223)

Modify code structure

python/fastdeploy/model.py

@@ -0,0 +1,65 @@
+# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+from __future__ import absolute_import
+import logging
+from . import c_lib_wrap as C
+
+
+class FastDeployModel:
+    def __init__(self, option):
+        self._model = None
+        if option is None:
+            self._runtime_option = C.RuntimeOption()
+        else:
+            self._runtime_option = option._option
+
+    def model_name(self):
+        return self._model.model_name()
+
+    def num_inputs(self):
+        return self._model.num_inputs()
+
+    def num_outputs(self):
+        return self._model.num_outputs()
+
+    def get_input_info(self, index):
+        assert index < self.num_inputs(
+        ), "The index:{} must be less than number of inputs:{}.".format(
+            index, self.num_inputs())
+        return self._model.get_input_info(index)
+
+    def get_output_info(self, index):
+        assert index < self.num_outputs(
+        ), "The index:{} must be less than number of outputs:{}.".format(
+            index, self.num_outputs())
+        return self._model.get_output_info(index)
+
+    def enable_record_time_of_runtime(self):
+        self._model.enable_record_time_of_runtime()
+
+    def disable_record_time_of_runtime(self):
+        self._model.disable_record_time_of_runtime()
+
+    def print_statis_info_of_runtime(self):
+        return self._model.print_statis_info_of_runtime()
+
+    @property
+    def runtime_option(self):
+        return self._model.runtime_option if self._model is not None else None
+
+    @property
+    def initialized(self):
+        if self._model is None:
+            return False
+        return self._model.initialized()