# limitations under the License.
# ==============================================================================

# RUN: %p/debug_info | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v2 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common


class TestModule(tf.Module):

  @tf.function(input_signature=[

路径装饰器还支持 `summary` 和 `description` 这两个参数：

```Python hl_lines="20-21"
{!../../../docs_src/path_operation_configuration/tutorial003.py!}
```

## 文档字符串（`docstring`）

描述内容比较长且占用多行时，可以在函数的 <abbr title="函数中作为第一个表达式，用于文档目的的一个多行字符串（并没有被分配个任何变量）">docstring</abbr> 中声明*路径操作*的描述，**FastAPI** 支持从文档字符串中读取描述内容。

# limitations under the License.
# ==============================================================================

# RUN: %p/defun_export | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v1 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common_v1
from tensorflow.python.framework import function


@function.Defun(tf.float32, tf.float32)

# limitations under the License.
# ==============================================================================

# RUN: %p/cyclic_object_graph | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v2 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common


class ReferencesParent(tf.Module):

  def __init__(self, parent):

# limitations under the License.
# ==============================================================================

# RUN: %p/multi_variables_v1 | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v1 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common_v1

# limitations under the License.
# ==============================================================================

# RUN: %p/partially_shaped_variables | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v2 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common


class TestModule(tf.Module):

  def __init__(self):

# limitations under the License.
# ==============================================================================

# RUN: %p/dag_object_graph | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v2 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common


class Child(tf.Module):

  def __init__(self):
    super(Child, self).__init__()

# limitations under the License.
# ==============================================================================

# RUN: %p/basic_v1_no_variable_lifting | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v1 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common_v1

# Verify that the tf.versions attribute exists. It is difficult to enforce

# limitations under the License.
# ==============================================================================

# RUN: %p/control_flow_duplicate_v1 | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v1 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common_v1

# Tests handling dupliate functions after V1 control flow is functionalized.

# limitations under the License.
# ==============================================================================

# RUN: %p/duplicate_method_names_v1 | FileCheck %s

# pylint: disable=missing-docstring,line-too-long
import tensorflow.compat.v1 as tf
from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common_v1

# Tests different SignatureDef's with identical method_name string