[Python-Dev] What's the best way to debug python3 source code? (for this bug: http://bugs.python.org/issue15068) (original) (raw)

gmspro gmspro at yahoo.com
Mon Jun 18 13:10:44 CEST 2012

@martin,

I'm working on this bug, http://bugs.python.org/issue15068 I tried this with gdb (gdb)run

from sys import stdin str=sys.stdin.read() blabla blabla blabla CTRL+D CTRL+D CTRL+C (gdb)backtrace

0xb7f08348 in ___newselect_nocancel () at ../sysdeps/unix/syscall-template.S:82 82    ../sysdeps/unix/syscall-template.S: No such file or directory.     in ../sysdeps/unix/syscall-template.S Current language:  auto The current source language is "auto; currently asm". (gdb) backtrace #0  0xb7f08348 in ___newselect_nocancel () at ../sysdeps/unix/syscall-template.S:82 #1  0xb7b43f9f in readline_until_enter_or_signal (prompt=0xb7b578d0 ">>> ", signal=0xbfffed54)     at /home/user1/python/Python-3.2.3/Modules/readline.c:987 #2  0xb7b440ed in call_readline (sys_stdin=0xb7f84420, sys_stdout=0xb7f844c0, prompt=0xb7b578d0 ">>> ")     at /home/user1/python/Python-3.2.3/Modules/readline.c:1082 #3  0x0811a15b in PyOS_Readline (sys_stdin=0xb7f84420, sys_stdout=0xb7f844c0, prompt=0xb7b578d0 ">>> ")     at ../Parser/myreadline.c:200 #4  0x0811b92d in tok_nextc (tok=0x82e1d08) at ../Parser/tokenizer.c:897 #5  0x0811c39b in tok_get (tok=0x82e1d08, p_start=0xbfffef20, p_end=0xbfffef1c) at ../Parser/tokenizer.c:1306 #6  0x0811cda2 in PyTokenizer_Get (tok=0x82e1d08, p_start=0xbfffef20, p_end=0xbfffef1c) at ../Parser/tokenizer.c:1687 #7  0x08119866 in parsetok (tok=0x82e1d08, g=0x81df0c0, start=256, err_ret=0xbfffefd8, flags=0xbfffefd4)     at ../Parser/parsetok.c:150 #8  0x081197a6 in PyParser_ParseFileFlagsEx (fp=0xb7f84420, filename=0x818ac7a "", enc=0xb7c57750 "UTF-8", g=     0x81df0c0, start=256, ps1=0xb7b578d0 ">>> ", ps2=0xb7b578e8 "... ", err_ret=0xbfffefd8, flags=0xbfffefd4)     at ../Parser/parsetok.c:100 #9  0x080cb96d in PyParser_ASTFromFile (fp=0xb7f84420, filename=0x818ac7a "", enc=0xb7c57750 "UTF-8", start=256, ps1=     0xb7b578d0 ">>> ", ps2=0xb7b578e8 "... ", flags=0xbffff194, errcode=0xbffff044, arena=0x8285a50)     at ../Python/pythonrun.c:1941 #10 0x080c9c9c in PyRun_InteractiveOneFlags (fp=0xb7f84420, filename=0x818ac7a "", flags=0xbffff194)     at ../Python/pythonrun.c:1175 #11 0x080c99ed in PyRun_InteractiveLoopFlags (fp=0xb7f84420, filename=0x818ac7a "", flags=0xbffff194)     at ../Python/pythonrun.c:1086 #12 0x080c98b5 in PyRun_AnyFileExFlags (fp=0xb7f84420, filename=0x818ac7a "", closeit=0, flags=0xbffff194)     at ../Python/pythonrun.c:1055 #13 0x080deb5c in run_file (fp=0xb7f84420, filename=0x0, p_cf=0xbffff194) at ../Modules/main.c:307 #14 0x080df5c0 in Py_Main (argc=1, argv=0x81f7008) at ../Modules/main.c:733 #15 0x0805c3d9 in main (argc=1, argv=0xbffff2f4) at ../Modules/python.c:63

But i can't get any clue which file to look at.

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