Re: PUDB Traceback

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Date	Thu, 28 May 2015 00:11:11 +0100
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On 2015-05-27 21:01, Piyush Verma wrote:
> Hi,
>
> I'm facing traceback when using pudb python debugger to debug. Any help
> to resolve it.
>
> # python -m pudb file.py <input
> Traceback (most recent call last):
>    File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
>      "__main__", fname, loader, pkg_name)
>    File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
>      exec code in run_globals
>    File "/usr/local/lib/python2.7/dist-packages/pudb/__main__.py", line
> 3, in <module>
>      main()
>    File "/usr/local/lib/python2.7/dist-packages/pudb/run.py", line 30,
> in main
>      steal_output=options.steal_output)
>    File "/usr/local/lib/python2.7/dist-packages/pudb/__init__.py", line
> 84, in runscript
>      dbg.interaction(None, sys.exc_info())
>    File "/usr/local/lib/python2.7/dist-packages/pudb/debugger.py", line
> 338, in interaction
>      show_exc_dialog=show_exc_dialog)
>    File "/usr/local/lib/python2.7/dist-packages/pudb/debugger.py", line
> 2020, in call_with_ui
>      return f(*args, **kwargs)
>    File "/usr/local/lib/python2.7/dist-packages/pudb/debugger.py", line
> 2212, in interaction
>      self.show_exception_dialog(exc_tuple)
>    File "/usr/local/lib/python2.7/dist-packages/pudb/debugger.py", line
> 1966, in show_exception_dialog
>      ("Save traceback", "save"),
>    File "/usr/local/lib/python2.7/dist-packages/pudb/debugger.py", line
> 1939, in dialog
>      return self.event_loop(w)[0]
>    File "/usr/local/lib/python2.7/dist-packages/pudb/debugger.py", line
> 2185, in event_loop
>      keys = self.screen.get_input()
>    File "/usr/local/lib/python2.7/dist-packages/urwid/raw_display.py",
> line 324, in get_input
>      keys, raw = self.parse_input(None, None,
> self.get_available_raw_input())
>    File "/usr/local/lib/python2.7/dist-packages/urwid/raw_display.py",
> line 426, in get_available_raw_input
>      codes = self._get_gpm_codes() + self._get_keyboard_codes()
>    File "/usr/local/lib/python2.7/dist-packages/urwid/raw_display.py",
> line 500, in _get_keyboard_codes
>      code = self._getch_nodelay()
>    File "/usr/local/lib/python2.7/dist-packages/urwid/raw_display.py",
> line 634, in _getch_nodelay
>      return self._getch(0)
>    File "/usr/local/lib/python2.7/dist-packages/urwid/raw_display.py",
> line 544, in _getch
>      return ord(os.read(self._term_input_file.fileno(), 1))
> TypeError: ord() expected a character, but string of length 0 found
>
> Regards,
> ~Piyush
>
>
At a guess I'd say it has reached the end of the input, so os.read(...)
is returning an empty string.

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Re: PUDB Traceback MRAB <python@mrabarnett.plus.com> - 2015-05-28 00:11 +0100

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