bpo-38070: Py_FatalError() logs runtime state by vstinner · Pull Request #16246 · python/cpython (original) (raw)

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Examples with this change:

$ PYTHONMALLOC=x ./python 
Fatal Python error: preconfig_init_allocator: PYTHONMALLOC: unknown allocator
Python runtime state: preinitializing


$ PYTHONHOME=/ ./python 
Fatal Python error: init_fs_encoding: failed to get the Python codec of the filesystem encoding
Python runtime state: core initialized
ModuleNotFoundError: No module named 'encodings'

Current thread 0x00007f81b7dfb740 (most recent call first):
<no Python frame>

without:

$ PYTHONMALLOC=x ./python 
Fatal Python error: preconfig_init_allocator: PYTHONMALLOC: unknown allocator


$ PYTHONHOME=/ ./python 
Fatal Python error: init_fs_encoding: failed to get the Python codec of the filesystem encoding
ModuleNotFoundError: No module named 'encodings'

Current thread 0x00007f5a5136f740 (most recent call first):
<no Python frame>

The change adds the Python runtime state line.

vstinner added a commit that referenced this pull request

Sep 18, 2019

bpo-38070: _Py_DumpTraceback() writes (GH-16244)

When a Python thread has no frame, _Py_DumpTraceback() and _Py_DumpTracebackThreads() now write "", rather than writing nothing.

(cherry picked from commit 8fa3e17)

bpo-38070: Enhance _PyObject_Dump() (GH-16243)

_PyObject_Dump() now dumps the object address for freed objects and objects with ob_type=NULL.

(cherry picked from commit b39afb7)

bpo-38070: Add _PyRuntimeState.preinitializing (GH-16245)

Add _PyRuntimeState.preinitializing field: set to 1 while Py_PreInitialize() is running.

_PyRuntimeState: rename also pre_initialized field to preinitialized.

(cherry picked from commit d3b9041)

bpo-38070: Py_FatalError() logs runtime state (GH-16246)

(cherry picked from commit 1ce16fb)