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766d097660
(Bitbake rev: 95a48f6e4b2f60b7b477bac7db5bde10e10c5a05) Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
95 lines
2.7 KiB
Python
95 lines
2.7 KiB
Python
#
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# Copyright BitBake Contributors
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#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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import inspect
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import traceback
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import bb.namedtuple_with_abc
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from collections import namedtuple
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class TracebackEntry(namedtuple.abc):
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"""Pickleable representation of a traceback entry"""
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_fields = 'filename lineno function args code_context index'
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_header = ' File "{0.filename}", line {0.lineno}, in {0.function}{0.args}'
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def format(self, formatter=None):
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if not self.code_context:
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return self._header.format(self) + '\n'
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formatted = [self._header.format(self) + ':\n']
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for lineindex, line in enumerate(self.code_context):
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if formatter:
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line = formatter(line)
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if lineindex == self.index:
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formatted.append(' >%s' % line)
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else:
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formatted.append(' %s' % line)
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return formatted
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def __str__(self):
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return ''.join(self.format())
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def _get_frame_args(frame):
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"""Get the formatted arguments and class (if available) for a frame"""
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arginfo = inspect.getargvalues(frame)
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if not arginfo.args:
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return '', None
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firstarg = arginfo.args[0]
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if firstarg == 'self':
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self = arginfo.locals['self']
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cls = self.__class__.__name__
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arginfo.args.pop(0)
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try:
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del arginfo.locals['self']
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except TypeError:
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# FIXME - python 3.13 FrameLocalsProxy can't be modified
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pass
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else:
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cls = None
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formatted = inspect.formatargvalues(*arginfo)
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return formatted, cls
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def extract_traceback(tb, context=1):
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frames = inspect.getinnerframes(tb, context)
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for frame, filename, lineno, function, code_context, index in frames:
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formatted_args, cls = _get_frame_args(frame)
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if cls:
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function = '%s.%s' % (cls, function)
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yield TracebackEntry(filename, lineno, function, formatted_args,
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code_context, index)
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def format_extracted(extracted, formatter=None, limit=None):
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if limit:
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extracted = extracted[-limit:]
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formatted = []
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for tracebackinfo in extracted:
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formatted.extend(tracebackinfo.format(formatter))
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return formatted
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def format_exception(etype, value, tb, context=1, limit=None, formatter=None):
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formatted = ['Traceback (most recent call last):\n']
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if hasattr(tb, 'tb_next'):
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tb = extract_traceback(tb, context)
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formatted.extend(format_extracted(tb, formatter, limit))
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formatted.extend(traceback.format_exception_only(etype, value))
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return formatted
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def to_string(exc):
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if isinstance(exc, SystemExit):
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if not isinstance(exc.code, str):
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return 'Exited with "%d"' % exc.code
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return str(exc)
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