TypeError: __init__() 得到了一个意外的关键字参数 'unbound_message'

Question

当我尝试从flask_restx导入字段时出现上述错误。

from flask_restx import fields

问题是什么。 它适用于我的本地机器，但不适用于远程机器。

完整的错误跟踪：

  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/clearml/binding/import_bind.py", line 54, in __patched_import3
    mod = builtins.__org_import__(
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/flask_restx/__init__.py", line 4, in <module>
    from . import fields, reqparse, apidoc, inputs, cors
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/clearml/binding/import_bind.py", line 54, in __patched_import3
    mod = builtins.__org_import__(
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/flask_restx/fields.py", line 16, in <module>
    from flask import url_for, request
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/clearml/binding/import_bind.py", line 54, in __patched_import3
    mod = builtins.__org_import__(
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/flask/__init__.py", line 4, in <module>
    from . import json as json
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/clearml/binding/import_bind.py", line 54, in __patched_import3
    mod = builtins.__org_import__(
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/flask/json/__init__.py", line 8, in <module>
    from ..globals import current_app
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/clearml/binding/import_bind.py", line 54, in __patched_import3
    mod = builtins.__org_import__(
  File "/root/.clearml/venvs-builds/3.8/lib/python3.8/site-packages/flask/globals.py", line 56, in <module>
    app_ctx: "AppContext" = LocalProxy(  # type: ignore[assignment]
TypeError: __init__() got an unexpected keyword argument 'unbound_message'

Answer 1

我在我的要求中添加了flask==2.1.3并且它起作用了。 我认为这是当前最新版本的烧瓶/

Answer 2

我的 requirements.txt 中有一个旧版本的 Werkzeug，需要删除

Answer 3

从requirements.txt添加最新版本的flask 在这里可以知道最新的当前版本

https://pypi.org/project/Flask/

Flask==2.2.2 这是当前版本，请从上面的链接中确认。

Answer 4

pip 安装 Flask==2.1.3

以下博客详细介绍了所有修复： https://bobbyhadz.com/blog/python-typeerror-init-got-an-unexpected-keyword-argument-unbound-message

Answer 5

检查是否有Flask/Werkzeug的过时版本： pip list --outdated （根据需要将pip替换为pip3 ）

如果列出了 Flask/Werkzeug，请考虑升级它们： pip install Flask Werkzeug --upgrade （注意这样做可能会破坏项目中的包和/或依赖项）

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