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add detection of attribute callables in XComChecker #24

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merged 3 commits into from
Jan 5, 2024
Merged

add detection of attribute callables in XComChecker #24

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5cd051b
add support for attribute callables
topherinternational Jan 5, 2024
96b0cad
pylint
topherinternational Jan 5, 2024
8e07c13
add filtering for builtins/attributes in get_xcoms_from_tasks
topherinternational Jan 5, 2024
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add filtering for builtins/attributes in get_xcoms_from_tasks
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@topherinternational
topherinternational committed Jan 5, 2024
commit 8e07c13b7881ccfbc8dba382b4f6e0552b2d70b6
9 changes: 7 additions & 2 deletions src/pylint_airflow/checkers/xcom.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@
from typing import Set, Dict, Tuple

import astroid
from astroid import AttributeInferenceError
from pylint import checkers
from pylint.checkers import utils

Expand Down Expand Up @@ -83,8 +84,12 @@ def get_xcoms_from_tasks(
if callable_func_name == "<lambda>": # TODO support lambdas
continue

callable_func = node.getattr(callable_func_name)[0]
# ^ TODO: handle builtins and attribute imports that will raise on this call
try:
module_attribute = node.getattr(callable_func_name)
except AttributeInferenceError:
continue
else:
callable_func = module_attribute[0]

if not isinstance(callable_func, astroid.FunctionDef):
continue # Callable_func is str not FunctionDef when imported
Expand Down
9 changes: 0 additions & 9 deletions tests/pylint_airflow/checkers/test_xcom.py
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Expand Up @@ -187,9 +187,6 @@ def test_should_skip_lambda_callable(self):

assert result == ({}, set())

@pytest.mark.xfail(
reason="Not yet implemented", raises=astroid.AttributeInferenceError, strict=True
)
def test_should_skip_builtin_callable(self):
test_code = """
from airflow.operators.python_operator import PythonOperator
Expand All @@ -206,9 +203,6 @@ def test_should_skip_builtin_callable(self):

assert result == ({}, set())

@pytest.mark.xfail(
reason="Not yet implemented", raises=astroid.AttributeInferenceError, strict=True
)
def test_should_skip_imported_callable_as_attribute(self):
test_code = """
from airflow.operators.python_operator import PythonOperator
Expand Down Expand Up @@ -243,9 +237,6 @@ def test_should_skip_imported_callable_as_name(self):

assert result == ({}, set())

@pytest.mark.xfail(
reason="Not yet implemented", raises=astroid.AttributeInferenceError, strict=True
)
def test_should_skip_local_function_callables_as_attributes(self):
test_code = """
from airflow.operators.python_operator import PythonOperator
Expand Down