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bpo-32758: Warn that ast.parse() and ast.literal_eval() can segfault the interpreter (GH-5960) (GH-16565) 

(cherry picked from commit 7a7f100eb3)

Co-authored-by: Brett Cannon <brettcannon@users.noreply.github.com>
This commit is contained in:
Ashley Whetter 2019-10-18 01:00:22 -07:00 committed by Serhiy Storchaka
parent 8eb27cc354
commit dedb99acdb
1 changed files with 10 additions and 0 deletions
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Doc/library/ast.rst
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@ -129,6 +129,11 @@ and classes for traversing abstract syntax trees:
Parse the source into an AST node. Equivalent to ``compile(source,
filename, mode, ast.PyCF_ONLY_AST)``.
.. warning::
It is possible to crash the Python interpreter with a
sufficiently large/complex string due to stack depth limitations
in Python's AST compiler.
.. function:: literal_eval(node_or_string)
@ -142,6 +147,11 @@ and classes for traversing abstract syntax trees:
capable of evaluating arbitrarily complex expressions, for example involving
operators or indexing.
.. warning::
It is possible to crash the Python interpreter with a
sufficiently large/complex string due to stack depth limitations
in Python's AST compiler.
.. function:: get_docstring(node, clean=True)