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- # Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
- # For details: https://github.com/pylint-dev/pylint/blob/main/LICENSE
- # Copyright (c) https://github.com/pylint-dev/pylint/blob/main/CONTRIBUTORS.txt
- from astroid import nodes
- from pylint.checkers import utils
- from pylint.checkers.base.basic_checker import _BasicChecker
- class PassChecker(_BasicChecker):
- """Check if the pass statement is really necessary."""
- msgs = {
- "W0107": (
- "Unnecessary pass statement",
- "unnecessary-pass",
- 'Used when a "pass" statement can be removed without affecting '
- "the behaviour of the code.",
- )
- }
- @utils.only_required_for_messages("unnecessary-pass")
- def visit_pass(self, node: nodes.Pass) -> None:
- if len(node.parent.child_sequence(node)) > 1 or (
- isinstance(node.parent, (nodes.ClassDef, nodes.FunctionDef))
- and node.parent.doc_node
- ):
- self.add_message("unnecessary-pass", node=node)
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