#16704: reset removes `exit` from namespace
------------------------------+----------------------------
   Reporter:  kcrisman        |            Owner:
       Type:  defect          |           Status:  new
   Priority:  major           |        Milestone:  sage-6.3
  Component:  user interface  |         Keywords:
  Merged in:                  |          Authors:
  Reviewers:                  |  Report Upstream:  N/A
Work issues:                  |           Branch:
     Commit:                  |     Dependencies:
   Stopgaps:                  |
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 [http://stackoverflow.com/questions/24894863/sage-command-line-reset-
 fails-to-create-exit-command This SO question] reports
 {{{
 [matthew@tera ~]$ /usr/local/sage/sage-6.2-x86_64-Linux/sage
 ┌────────────────────────────────────────────────────────────────────┐
 │ Sage Version 6.2, Release Date: 2014-05-06                         │
 │ Type "notebook()" for the browser-based notebook interface.        │
 │ Type "help()" for help.                                            │
 └────────────────────────────────────────────────────────────────────┘
 sage: exit
 Exiting Sage (CPU time 0m0.14s, Wall time 0m4.70s).
 [matthew@tera ~]$
 [matthew@tera ~]$ /usr/local/sage/sage-6.2-x86_64-Linux/sage
 ┌────────────────────────────────────────────────────────────────────┐
 │ Sage Version 6.2, Release Date: 2014-05-06                         │
 │ Type "notebook()" for the browser-based notebook interface.        │
 │ Type "help()" for help.                                            │
 └────────────────────────────────────────────────────────────────────┘
 sage: reset()
 sage: exit
 ---------------------------------------------------------------------------
 NameError                                 Traceback (most recent call
 last)
 /usr/local/sage/sage-6.2-x86_64-Linux/local/lib/python2.7/site-packages
 /sage/all_cmdline.py in <module>()
 ----> 1 exit

 NameError: name 'exit' is not defined
 sage:
 }}}
 I can confirm this removes `exit` from the namespace.  If this isn't a
 bug, it seems pretty odd to remove Ipython built-ins.

--
Ticket URL: <http://trac.sagemath.org/ticket/16704>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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