Exception on autocomplete in the internal console

[Nodd]

Description

• What steps will reproduce the problem?

1. Press Ctrl+Esc in the internal console without any text

• What is the expected output? What do you see instead?
  This traceback shows up:

Traceback (most recent call last):
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/internalshell.py", line 348, in keyPressEvent
    self.postprocess_keyevent(event)
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/shell.py", line 744, in postprocess_keyevent
    ShellBaseWidget.postprocess_keyevent(self, event)
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/shell.py", line 375, in postprocess_keyevent
    self._key_ctrl_space()
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/shell.py", line 781, in _key_ctrl_space
    self.show_code_completion(automatic=False)
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/shell.py", line 909, in show_code_completion
    obj_dir = self.get_dir(last_obj)
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/internalshell.py", line 419, in get_dir
    obj, valid = self._eval(objtxt)
  File "/usr/lib/python3.4/site-packages/spyderlib/widgets/internalshell.py", line 415, in _eval
    return self.interpreter.eval(text)
  File "/usr/lib/python3.4/site-packages/spyderlib/interpreter.py", line 305, in eval
    assert is_text_string(text)
AssertionError

• Please provide any additional information below

Version and main components

• Spyder Version: 3.0.0dev
• Python Version: 3.4.3
• Qt Version : 4.8.6, PyQt4 (API v2) 4.11.3 on Linux

Optional dependencies

pyflakes >=0.6.0: 0.8.1 (OK)
pep8 >=0.6 : 1.6.2 (OK)
pygments >=1.6 : 2.0.2 (OK)
IPython >=3.0 : 3.1.0 (OK)
zmq >=13.0.0 : 14.5.0 (OK)
pandas >=0.13.1 : 0.16.0 (OK)
sphinx >=0.6.6 : 1.2.3 (OK)
psutil >=0.3 : 2.2.1 (OK)
rope >=0.9.2 : 0.9.4-1 (OK)
jedi >=0.8.1 : 0.8.1 (OK)
matplotlib >=1.0: 1.4.3 (OK)
sympy >=0.7.3 : None (NOK)
pylint >=0.25 : 1.4.3 (OK)

[ccordoba12]

@Nodd, what is Ctrl+Esc supposed to do?

Also, I can't reproduce this error :-)

[Nodd]

It's a typo for Ctrl+Space (autocompletion), sorry.