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| author | Brett Cannon <brettcannon@users.noreply.github.com> | 2018-03-09 20:03:22 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-03-09 20:03:22 (GMT) |
| commit | 7a7f100eb352d08938ee0f5ba59c18f56dc4a7b5 (patch) | |
| tree | 24923c6efe4df7888397e9423a4a39b2641702bd /Doc/library/ast.rst | |
| parent | 83d7062d2dc5eacfef578e072bca4747c346fdae (diff) | |
| download | cpython-7a7f100eb352d08938ee0f5ba59c18f56dc4a7b5.zip cpython-7a7f100eb352d08938ee0f5ba59c18f56dc4a7b5.tar.gz cpython-7a7f100eb352d08938ee0f5ba59c18f56dc4a7b5.tar.bz2 | |
bpo-32758: Warn that ast.parse() and ast.literal_eval() can segfault the interpreter (GH-5960)
Diffstat (limited to 'Doc/library/ast.rst')
| -rw-r--r-- | Doc/library/ast.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst index b7f610b..a75a6af 100644 --- a/Doc/library/ast.rst +++ b/Doc/library/ast.rst @@ -113,6 +113,11 @@ 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) @@ -126,6 +131,11 @@ 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. + .. versionchanged:: 3.2 Now allows bytes and set literals. |