motherhubbard opened a new issue #16140:
URL: https://github.com/apache/airflow/issues/16140
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**Apache Airflow version**:
2.1.0
**Kubernetes version (if you are using kubernetes)** (use `kubectl version`):
N/A
**Environment**:
3.10.0-1062.1.2.el7.x86_64 #1 SMP Mon Sep 30 14:19:46 UTC 2019 x86_64 x86_64
x86_64 GNU/Linux
**What happened**:
Nasty stack trace:
```[ESC[34m2021-05-28 14:30:03,379ESC[0m] {ESC[34mdagbag.py:ESC[0m320}
ERRORESC[0m - Failed to import: /airflow/dags/dag1.pyESC[0m
Traceback (most recent call last):
File "/airflow_venv/lib/python3.6/site-packages/airflow/models/dagbag.py",
line 317, in _load_modules_from_file
loader.exec_module(new_module)
File "<frozen importlib._bootstrap_external>", line 678, in exec_module
File "<frozen importlib._bootstrap>", line 219, in
_call_with_frames_removed
File "/airflow/dags/dag1.py", line 3, in <module>
from airflow.contrib.operators.spark_submit_operator import
SparkSubmitOperator
File
"/airflow_venv/lib/python3.6/site-packages/airflow/contrib/operators/spark_submit_operator.py",
line 23, in <module>
from airflow.providers.apache.spark.operators.spark_submit import
SparkSubmitOperator # noqa
File
"/airflow_venv/lib/python3.6/site-packages/airflow/providers/apache/spark/operators/spark_submit.py",
line 28, in <module>
class SparkSubmitOperator(BaseOperator):
File
"/airflow_venv/lib/python3.6/site-packages/airflow/providers/apache/spark/operators/spark_submit.py",
line 149, in SparkSubmitOperator
) -> None:
File
"/airflow_venv/lib/python3.6/site-packages/airflow/utils/decorators.py", line
44, in apply_defaults
stacklevel=3,
File "/python-3.6.4/lib/python3.6/warnings.py", line 99, in _showwarnmsg
msg.file, msg.line)
File "/airflow_venv/lib/python3.6/site-packages/airflow/settings.py", line
115, in custom_show_warning
write_console.print(msg, soft_wrap=True)
File "/airflow_venv/lib/python3.6/site-packages/rich/console.py", line
1130, in print
self._buffer.extend(new_segments)
File "/airflow_venv/lib/python3.6/site-packages/rich/console.py", line
553, in __exit__
self._exit_buffer()
File "/airflow_venv/lib/python3.6/site-packages/rich/console.py", line
531, in _exit_buffer
self._check_buffer()
File "/airflow_venv/lib/python3.6/site-packages/rich/console.py", line
1262, in _check_buffer
self.file.flush()
OSError: [Errno 5] Input/output error
````
**What you expected to happen**:
SparkSubmitOperator worked in 2.0.2 but not in 2.1.0. I suspect its related
to the deprecation of apply_defaults.
```
from datetime import datetime, timedelta
from airflow import DAG
from airflow.contrib.operators.spark_submit_operator import
SparkSubmitOperator
from airflow.models import Variable
from airflow.hooks.base_hook import BaseHook
default_args = {
'owner': 'me',
'depends_on_past': False,
'start_date': datetime(2021, 5, 25),
'email': ['[email protected]'],
'email_on_failure': False,
'email_on_retry': False,
'retries': 0,
'retry_delay': timedelta(minutes=5)
}
dag = DAG(dag_id='pi',
concurrency=1,
default_args=default_args,
catchup=True,
schedule_interval="*/5 * * * *")
rollup_jobby= SparkSubmitOperator(task_id='pi_task',
conn_id='spark',
application=f'/home/me/pi.py',
executor_cores=4,
num_executors=4,
executor_memory='1g',
driver_memory='1g',
name='pi',
execution_timeout=timedelta(minutes=60),
dag=dag
)
```
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