bpo-24658: os.read() reuses _PY_READ_MAX#10657
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os_read_impl() now also truncates the size of _PY_READ_MAX (INT_MAX) on macOS, to avoid to allocate a larger buffer even if _Py_read() is limited to _PY_READ_MAX bytes.
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Maybe this change should be backported to Python 3.6 and 3.7. |
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Thanks @vstinner for the PR 🌮🎉.. I'm working now to backport this PR to: 3.6, 3.7. |
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os_read_impl() now also truncates the size to _PY_READ_MAX on macOS, to avoid to allocate a larger buffer even if _Py_read() is limited to _PY_READ_MAX bytes (ex: INT_MAX on macOS). (cherry picked from commit 9a0d7a7) Co-authored-by: Victor Stinner <vstinner@redhat.com>
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GH-10658 is a backport of this pull request to the 3.7 branch. |
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GH-10659 is a backport of this pull request to the 3.6 branch. |
miss-islington
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Nov 22, 2018
os_read_impl() now also truncates the size to _PY_READ_MAX on macOS, to avoid to allocate a larger buffer even if _Py_read() is limited to _PY_READ_MAX bytes (ex: INT_MAX on macOS). (cherry picked from commit 9a0d7a7) Co-authored-by: Victor Stinner <vstinner@redhat.com>
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Nov 22, 2018
os_read_impl() now also truncates the size to _PY_READ_MAX on macOS, to avoid to allocate a larger buffer even if _Py_read() is limited to _PY_READ_MAX bytes (ex: INT_MAX on macOS). (cherry picked from commit 9a0d7a7) Co-authored-by: Victor Stinner <vstinner@redhat.com>
miss-islington
added a commit
that referenced
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Nov 22, 2018
os_read_impl() now also truncates the size to _PY_READ_MAX on macOS, to avoid to allocate a larger buffer even if _Py_read() is limited to _PY_READ_MAX bytes (ex: INT_MAX on macOS). (cherry picked from commit 9a0d7a7) Co-authored-by: Victor Stinner <vstinner@redhat.com>
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It is a naive question, Can anyone say how can I apply this fix to my script? |
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os_read_impl() now also truncates the size of _PY_READ_MAX (INT_MAX)
on macOS, to avoid to allocate a larger buffer even if _Py_read() is
limited to _PY_READ_MAX bytes.
https://bugs.python.org/issue24658