### Apache Airflow version

2.5.1

### What happened

/calendar page give a problem, here is the capture



![屏幕截图 2023-01-30 093116](https://user-images.githubusercontent.com/19165258/215369479-9fc7de5c-f190-460c-9cf7-9ab27d8ac355.png)


### What you think should happen instead

_No response_

### How to reproduce

_No response_

### Operating System

Ubuntu 22.04.1 LTS

### Versions of Apache Airflow Providers

Distributor ID: Ubuntu
Description:    Ubuntu 22.04.1 LTS
Release:        22.04
Codename:       jammy

### Deployment

Other

### Deployment details


Distributor ID: Ubuntu
Description:    Ubuntu 22.04.1 LTS
Release:        22.04
Codename:       jammy

### Anything else

_No response_

### Are you willing to submit PR?

- [ ] 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)

"""Retrieve logs including metadata."""
        dag_id = request.args.get("dag_id")
        task_id = request.args.get("task_id")
        execution_date = request.args.get("execution_date")
        map_index = request.args.get("map_index", -1, type=int)
        try_number = request.args.get("try_number", type=int)
        metadata = request.args.get("metadata", "{}")
        response_format = request.args.get("format", "json")
        
        try:
            metadata = json.loads(metadata)
            
            if not metadata:
                metadata = {}
        except json.decoder.JSONDecodeError:
            return {"error": "Invalid JSON metadata"}, 400
        
        try:
            execution_date = timezone.parse(execution_date)
        except ValueError:
            error_message = (
                f"Given execution date, {execution_date}, could not be identified as a date. "
                "Example date format: 2015-11-16T14:34:15+00:00"
            )
            return {"error": error_message}, 400
        task_log_reader = TaskLogReader()
        if not task_log_reader.supports_read:
            return {
                "message": "Task log handler does not support read logs.",