mrn-aglic commented on issue #24388:
URL: https://github.com/apache/airflow/issues/24388#issuecomment-1257885521
The proposed workaround: `SELECT * FROM {{
task.mapped_kwargs.parameters[ti.map_index].tbl }};`
Doesn't seem to be working on **airflow 2.4.0**.
I get the following exception:
```
Traceback (most recent call last):
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/abstractoperator.py",
line 410, in _do_render_template_fields
rendered_content = self.render_template(
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/abstractoperator.py",
line 474, in render_template
return render_template_to_string(template, context)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/helpers.py",
line 288, in render_template_to_string
return render_template(template, cast(MutableMapping[str, Any],
context), native=False)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/helpers.py",
line 283, in render_template
return "".join(nodes)
File "<template>", line 14, in root
File "/home/airflow/.local/lib/python3.9/site-packages/jinja2/sandbox.py",
line 326, in getattr
value = getattr(obj, attribute)
File "/home/airflow/.local/lib/python3.9/site-packages/jinja2/runtime.py",
line 859, in __getattr__
return self._fail_with_undefined_error()
File "/home/airflow/.local/lib/python3.9/site-packages/jinja2/runtime.py",
line 852, in _fail_with_undefined_error
raise self._undefined_exception(self._undefined_message)
jinja2.exceptions.UndefinedError: '***.models.mappedoperator.MappedOperator
object' has no attribute 'mapped_kwargs'
[2022-09-26, 11:23:52 UTC] {taskinstance.py:1851} ERROR - Task failed with
exception
Traceback (most recent call last):
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/taskinstance.py",
line 1457, in _run_raw_task
self._execute_task_with_callbacks(context, test_mode)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/taskinstance.py",
line 1576, in _execute_task_with_callbacks
task_orig = self.render_templates(context=context)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/taskinstance.py",
line 2193, in render_templates
rendered_task = self.task.render_template_fields(context)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/mappedoperator.py",
line 764, in render_template_fields
self._do_render_template_fields(
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/session.py",
line 72, in wrapper
return func(*args, **kwargs)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/abstractoperator.py",
line 410, in _do_render_template_fields
rendered_content = self.render_template(
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/models/abstractoperator.py",
line 474, in render_template
return render_template_to_string(template, context)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/helpers.py",
line 288, in render_template_to_string
return render_template(template, cast(MutableMapping[str, Any],
context), native=False)
File
"/home/airflow/.local/lib/python3.9/site-packages/airflow/utils/helpers.py",
line 283, in render_template
return "".join(nodes)
File "<template>", line 14, in root
File "/home/airflow/.local/lib/python3.9/site-packages/jinja2/sandbox.py",
line 326, in getattr
value = getattr(obj, attribute)
File "/home/airflow/.local/lib/python3.9/site-packages/jinja2/runtime.py",
line 859, in __getattr__
return self._fail_with_undefined_error()
File "/home/airflow/.local/lib/python3.9/site-packages/jinja2/runtime.py",
line 852, in _fail_with_undefined_error
raise self._undefined_exception(self._undefined_message)
jinja2.exceptions.UndefinedError: '***.models.mappedoperator.MappedOperator
object' has no attribute 'mapped_kwargs'
```
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