33 lines
1 KiB
Python
33 lines
1 KiB
Python
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# Licensed under the LGPL: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.en.html
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# For details: https://github.com/pylint-dev/astroid/blob/main/LICENSE
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# Copyright (c) https://github.com/pylint-dev/astroid/blob/main/CONTRIBUTORS.txt
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"""Astroid hooks for understanding ``boto3.ServiceRequest()``."""
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from astroid import extract_node
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from astroid.manager import AstroidManager
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from astroid.nodes.scoped_nodes import ClassDef
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BOTO_SERVICE_FACTORY_QUALIFIED_NAME = "boto3.resources.base.ServiceResource"
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def service_request_transform(node):
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"""Transform ServiceResource to look like dynamic classes."""
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code = """
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def __getattr__(self, attr):
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return 0
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"""
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func_getattr = extract_node(code)
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node.locals["__getattr__"] = [func_getattr]
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return node
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def _looks_like_boto3_service_request(node) -> bool:
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return node.qname() == BOTO_SERVICE_FACTORY_QUALIFIED_NAME
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def register(manager: AstroidManager) -> None:
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manager.register_transform(
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ClassDef, service_request_transform, _looks_like_boto3_service_request
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)
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