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Posted to issues@ambari.apache.org by "Gandhe harshith (Jira)" <ji...@apache.org> on 2025/07/01 05:42:00 UTC

[jira] [Created] (AMBARI-26522) Fix ImportError for collections, renamed in python3.10

Gandhe harshith created AMBARI-26522:
----------------------------------------

             Summary: Fix ImportError for collections, renamed in python3.10
                 Key: AMBARI-26522
                 URL: https://issues.apache.org/jira/browse/AMBARI-26522
             Project: Ambari
          Issue Type: Bug
    Affects Versions: 3.0.0
            Reporter: Gandhe harshith
             Fix For: 3.1.0


To fix import errors like

```
ImportError: cannot import name 'MutableMapping' from 'collections'
```

---

Till python3.9 [DeprecationWarning but works]

```bash
Python 3.9.23 (main, Jun 12 2025, 02:35:45)
[GCC 12.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from collections import Mapping
<stdin>:1: DeprecationWarning: Using or importing the ABCs from 'collections' instead of from 'collections.abc' is deprecated since Python 3.3, and in 3.10 it will stop working
>>> from collections.abc import Mapping
>>>

```

From python3.10, import fails

```bash
Python 3.10.18 (main, Jun 12 2025, 02:22:13) [GCC 12.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from collections.abc import Mapping
>>>
>>> from collections import Mapping
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ImportError: cannot import name 'Mapping' from 'collections' (/usr/local/lib/python3.10/collections/__init__.py)
>>>
>>>
```









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