[issue14228] It is impossible to catch sigint on startup in python code
telmich
report at bugs.python.org
Thu Mar 22 16:26:06 CET 2012
telmich <nico-bugs.python.org at schottelius.org> added the comment:
It seems not even using -S fixes the problem:
[16:25] brief:python-traceback-test% head -n 2 caller.py
#!/usr/bin/python3 -S
[16:25] brief:python-traceback-test% ./caller.py
Indirect child being called
Indirect child being called
Indirect child being called
^Ccaught signint in parent
Traceback (most recent call last):
File "/usr/lib/python3.2/functools.py", line 176, in wrapper
result = cache[key]
KeyError: (<class 'str'>, '[ \\f\\t]*(\\\\\\r?\\n[ \\f\\t]*)*(#[^\\r\\n]*)?((([0-9]+[jJ]|(([0-9]+\\.[0-9]*|\\.[0-9]+)([eE][-+]?[0-9]+)?|[0-9]+[eE][-+]?[0-9]+)[jJ])|(([0-9]+\\.[0-9]*|\\.[0-9]+)([eE][-+]?[0-9]+)?|[0-9]+[eE][-+]?[0-9]+)|(0[xX][0-9a-fA-F]+|0[bB][01]+|0[oO][0-7]+|(?:0+|[1-9][0-9]*)))|((\\*\\*=?|>>=?|<<=?|!=|//=?|->|[+\\-*/%&|^=<>]=?|~)|[][(){}]|(\\r?\\n|\\.\\.\\.|[:;.,@]))|([bB]?[rR]?\'[^\\n\'\\\\]*(?:\\\\.[^\\n\'\\\\]*)*\'|[bB]?[rR]?"[^\\n"\\\\]*(?:\\\\.[^\\n"\\\\]*)*")|\\w+)', 32)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "./__testpython", line 4, in <module>
import site
File "/usr/lib/python3.2/site.py", line 58, in <module>
import traceback
File "/usr/lib/python3.2/traceback.py", line 3, in <module>
import linecache
File "/usr/lib/python3.2/linecache.py", line 10, in <module>
import tokenize
File "/usr/lib/python3.2/tokenize.py", line 118, in <module>
_compile, (Token, PseudoToken, Single3, Double3))
File "/usr/lib/python3.2/tokenize.py", line 115, in _compile
return re.compile(expr, re.UNICODE)
File "/usr/lib/python3.2/re.py", line 206, in compile
[16:25] brief:python-traceback-test% return _compile(pattern, flags)
File "/usr/lib/python3.2/re.py", line 255, in _compile
return _compile_typed(type(pattern), pattern, flags)
File "/usr/lib/python3.2/functools.py", line 180, in wrapper
result = user_function(*args, **kwds)
File "/usr/lib/python3.2/re.py", line 267, in _compile_typed
return sre_compile.compile(pattern, flags)
File "/usr/lib/python3.2/sre_compile.py", line 495, in compile
code = _code(p, flags)
File "/usr/lib/python3.2/sre_compile.py", line 477, in _code
_compile_info(code, p, flags)
File "/usr/lib/python3.2/sre_compile.py", line 366, in _compile_info
lo, hi = pattern.getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 163, in getwidth
i, j = av[1].getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 153, in getwidth
l, h = av.getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 163, in getwidth
i, j = av[1].getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 153, in getwidth
l, h = av.getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 163, in getwidth
i, j = av[1].getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 153, in getwidth
l, h = av.getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 163, in getwidth
i, j = av[1].getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 153, in getwidth
l, h = av.getwidth()
File "/usr/lib/python3.2/sre_parse.py", line 147, in getwidth
REPEATCODES = (MIN_REPEAT, MAX_REPEAT)
KeyboardInterrupt
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "./__testpython", line 26, in <module>
if re.match("__", os.path.basename(sys.argv[0])):
NameError: name 're' is not defined
----------
Added file: http://bugs.python.org/file24993/caller.py
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<http://bugs.python.org/issue14228>
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