未编译“ TensorFlow 2入门入门”

Question

我正在尝试使用Python和Tensorflow 2入门，但是部分代码无法编译：

代码截图

然后，当我运行该应用程序时，出现关于import语句的奇怪错误：

"D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\Scripts\python.exe" "D:/Progetti/Phython/TensorFlow 2 quickstart for beginners/Test.py"
Traceback (most recent call last):
  File "D:/Progetti/Phython/TensorFlow 2 quickstart for beginners/Test.py", line 5, in <module>
    import tensorflow as tf
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\tensorflow\__init__.py", line 98, in <module>
    from tensorflow_core import *
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\tensorflow_core\__init__.py", line 40, in <module>
    from tensorflow.python.tools import module_util as _module_util
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\tensorflow\__init__.py", line 50, in __getattr__
    module = self._load()
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\tensorflow\__init__.py", line 44, in _load
    module = _importlib.import_module(self.__name__)
  File "C:\Users\Mario\AppData\Local\Programs\Python\Python36\lib\importlib\__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\tensorflow_core\python\__init__.py", line 52, in <module>
    from tensorflow.core.framework.graph_pb2 import *
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\tensorflow_core\core\framework\graph_pb2.py", line 7, in <module>
    from google.protobuf import descriptor as _descriptor
  File "D:\Progetti\Phython\TensorFlow 2 quickstart for beginners\venv\lib\site-packages\google\protobuf\descriptor.py", line 47, in <module>
    from google.protobuf.pyext import _message
ImportError: DLL load failed: Impossibile trovare la procedura specificata.

Process finished with exit code 1

问题的根源是什么？