potiuk commented on issue #12969:
URL: https://github.com/apache/airflow/issues/12969#issuecomment-744082484
@ashb -> tested "CAN_FORK=False' -> close() has been called but got the
error mentioned before:
```
[2020-12-13 22:51:23,645] {s3_task_handler.py:204} ERROR - Could not write
logs to
s3://test-amazon-logging/airflowlogs/example_bash_operator/run_afte│172.23.0.1
- - [13/Dec/2020:22:51:17 +0000] "POST /dag_stats HTTP/1.1" 200 7189
"http://localhost:28080/home"; "Mozilla/5.0 (X11; Linux x86_64) Apple
r_loop/2020-12-13T22:51:17.397960+00:00/1.log
│WebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36"
Traceback (most recent call last):
│172.23.0.1 - - [13/Dec/2020:22:51:17 +0000] "POST /blocked HTTP/1.1" 200 117
"http://localhost:28080/home"; "Mozilla/5.0 (X11; Linux x86_64) AppleWeb
File
"/usr/local/lib/python3.8/site-packages/airflow/providers/amazon/aws/log/s3_task_handler.py",
line 197, in s3_write │Kit/537.36 (KHTML, like
Gecko) Chrome/87.0.4280.88 Safari/537.36"
self.hook.load_string(
│172.23.0.1 - - [13/Dec/2020:22:51:17 +0000] "POST /last_dagruns HTTP/1.1" 200
202 "http://localhost:28080/home"; "Mozilla/5.0 (X11; Linux x86_64) App
File
"/usr/local/lib/python3.8/site-packages/airflow/providers/amazon/aws/hooks/s3.py",
line 57, in wrapper │leWebKit/537.36
(KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36"
connection = self.get_connection(self.aws_conn_id)
│172.23.0.1 - - [13/Dec/2020:22:51:17 +0000] "POST /task_stats HTTP/1.1" 200
24117 "http://localhost:28080/home"; "Mozilla/5.0 (X11; Linux x86_64) App
File "/usr/local/lib/python3.8/site-packages/airflow/hooks/base.py", line
63, in get_connection
│leWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36"
conn = Connection.get_connection_from_secrets(conn_id)
│[2020-12-13 22:51:23 +0000] [1098] [INFO] Handling signal: ttin
File
"/usr/local/lib/python3.8/site-packages/airflow/models/connection.py", line
351, in get_connection_from_secrets │[2020-12-13
22:51:23 +0000] [3888562] [INFO] Booting worker with pid: 3888562
conn = secrets_backend.get_connection(conn_id=conn_id)
│[2020-12-13 22:51:26 +0000] [1098] [INFO] Handling signal: ttou
File "/usr/local/lib/python3.8/site-packages/airflow/utils/session.py",
line 64, in wrapper
│[2020-12-13 22:51:26 +0000] [3877789] [INFO] Worker exiting (pid: 3877789)
with create_session() as session:
│[2020-12-13 22:51:54 +0000] [1098] [INFO] Handling signal: ttin
File "/usr/local/lib/python3.8/contextlib.py", line 113, in __enter__
│[2020-12-13 22:51:54 +0000] [3896167] [INFO] Booting worker with pid: 3896167
return next(self.gen)
│[2020-12-13 22:51:57 +0000] [1098] [INFO] Handling signal: ttou
File "/usr/local/lib/python3.8/site-packages/airflow/utils/session.py",
line 29, in create_session
│[2020-12-13 22:51:57 +0000] [3877830] [INFO] Worker exiting (pid: 3877830)
session = settings.Session()
│[2020-12-13 22:52:24 +0000] [1098] [INFO] Handling signal: ttin
TypeError: 'NoneType' object is not callable
```
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