Fokko commented on a change in pull request #5990: [AIRFLOW-5390] Remove
provide context
URL: https://github.com/apache/airflow/pull/5990#discussion_r322677142
##########
File path: airflow/operators/python_operator.py
##########
@@ -91,23 +86,58 @@ def __init__(
self.python_callable = python_callable
self.op_args = op_args or []
self.op_kwargs = op_kwargs or {}
- self.provide_context = provide_context
self.templates_dict = templates_dict
if templates_exts:
self.template_ext = templates_exts
- def execute(self, context):
+ @staticmethod
+ def determine_op_kwargs(python_callable: Callable,
+ context: Dict,
+ num_op_args: int = 0) -> Dict:
+ """
+ Function that will inspect the signature of a python_callable to
determine which
+ values need to be passed to the function.
+
+ :param python_callable: The function that you want to invoke
+ :param context: The context provided by the execute method of the
Operator/Sensor
+ :param num_op_args: The number of op_args provided, so we know how
many to skip
+ :return: The op_args dictionary which contains the values that are
compatible with the Callable
+ """
+ context_keys = context.keys()
+ sig = signature(python_callable).parameters.items()
+ op_args_names = islice(sig, num_op_args)
+ for name, _ in op_args_names:
+ # Check if it part of the context
Review comment:
Tnx!
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