XD-DENG commented on a change in pull request #8742:
URL: https://github.com/apache/airflow/pull/8742#discussion_r421407905
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File path: airflow/www/views.py
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@@ -337,6 +337,9 @@ def get_int_arg(value, default=0):
num_of_pages = int(math.ceil(num_of_all_dags / float(dags_per_page)))
+ state_color_mapping = State.state_color.copy()
+ state_color_mapping["null"] = state_color_mapping.pop(None)
Review comment:
Python already handles it for us:
```python
import json
print(json.dumps({None: 123}))
```
gives us `{"null": 123}`.
The issue is the `sort_keys` argument when we run `json.dumps()`.
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