CodeQL library for Python
codeql/python-all 0.10.4 ( changelog , source )
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Predicate Private :: summaryAllowParameterReturnInSelf

Holds if flow is allowed to pass from parameter p, to a return node, and back out to p.

Import path

import semmle.python.dataflow.new.internal.FlowSummaryImpl
predicate summaryAllowParameterReturnInSelf ( ParamNode p )