yoavfeld opened a new issue, #28159:
URL: https://github.com/apache/airflow/issues/28159
### Apache Airflow version
Other Airflow 2 version (please specify below)
### What happened
airflow version: 2.3
python version 3.7.13
problem: error occured when inheriting from QuboleOperator
(airflow/providers/qubole/operators/qubole.py)
callstack:
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/providers/qubole/operators/qubole.py",
line 304, in __setattr__
if name in _get_template_fields(self):
File
"/home/airflow/.local/lib/python3.7/site-packages/airflow/providers/qubole/operators/qubole.py",
line 312, in _get_template_fields
template_fields = object.__getattribute__(class_, 'template_fields')
AttributeError: 'BaseOperatorMeta' object has no attribute 'template_fields'
### What you think should happen instead
These changes in qubole.py file should be reverted:
https://github.com/apache/airflow/commit/33214d9326bb0bb52f06e230895f4f68fc952664#diff-63a6626367fb879a888263f6063e8aebb42d5a34e3a0f798fbb727b0a640aa56L270
https://github.com/apache/airflow/commit/33214d9326bb0bb52f06e230895f4f68fc952664#diff-63a6626367fb879a888263f6063e8aebb42d5a34e3a0f798fbb727b0a640aa56L279
### How to reproduce
Creating a class that inherit from QuboleOperator. for ex:
from airflow.providers.qubole.operators.qubole import QuboleOperator
class MyQuboleOperator(QuboleOperator):
def __init__(self):
super().__init__()
### Operating System
linux
### Versions of Apache Airflow Providers
airflow=2.3
apache-airflow-providers-qubole==3.3.1
### Deployment
Docker-Compose
### Deployment details
_No response_
### Anything else
_No response_
### Are you willing to submit PR?
- [X] Yes I am willing to submit a PR!
### Code of Conduct
- [X] I agree to follow this project's [Code of
Conduct](https://github.com/apache/airflow/blob/main/CODE_OF_CONDUCT.md)
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