Предупреждения Protobuf при запуске TensorFlow в Google Colab

Что не так с кодом? почему появляются данные ошибки?

# ---------------------------------------------------------------
# 1. Общие импорты, установка (при первом запуске Colab)
# ---------------------------------------------------------------
# Стандартный набор «data science» библиотек
import os, time, json, math, random, warnings
import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
import seaborn as sns

from sklearn.model_selection   import train_test_split
from sklearn.preprocessing     import OneHotEncoder, StandardScaler
from sklearn.compose           import ColumnTransformer
from sklearn.pipeline          import Pipeline
from sklearn.metrics           import (accuracy_score,
                                       confusion_matrix,
                                       classification_report,
                                       ConfusionMatrixDisplay)
from sklearn.inspection        import permutation_importance

import tensorflow as tf
from tensorflow import keras
from tensorflow.keras import layers

import shap

warnings.filterwarnings("ignore")
sns.set_context("talk")

# Убедимся, что GPU виден (если Colab его предоставил)
print("TensorFlow:", tf.__version__)
print("Num GPUs  :", len(tf.config.list_physical_devices('GPU')))

   

 /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/attr_value.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/tensor.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/resource_handle.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/tensor_shape.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/types.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/full_type.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/function.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/node_def.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/op_def.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/graph.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/graph_debug_info.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/versions.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/protobuf/config.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at xla/tsl/protobuf/coordination_config.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/cost_graph.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/step_stats.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/allocation_description.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/framework/tensor_description.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/protobuf/cluster.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    /usr/local/lib/python3.11/dist-packages/google/protobuf/runtime_version.py:98: UserWarning: Protobuf gencode version 5.28.3 is exactly one major version older than the runtime version 6.31.1 at tensorflow/core/protobuf/debug.proto. Please update the gencode to avoid compatibility violations in the next runtime release.
      warnings.warn(
    TensorFlow: 2.20.0
    Num GPUs  : 0