Merge pull request #5835 from minrk/v2-typo

fix typo in v2 convert

IPython/nbformat/v2/convert.py

@@ -1,61 +1,61 b''
 """Code for converting notebooks to and from the v2 format.
 
 Authors:
 
 * Brian Granger
 * Jonathan Frederic
 """
 
 #-----------------------------------------------------------------------------
 #  Copyright (C) 2008-2011  The IPython Development Team
 #
 #  Distributed under the terms of the BSD License.  The full license is in
 #  the file COPYING, distributed as part of this software.
 #-----------------------------------------------------------------------------
 
 #-----------------------------------------------------------------------------
 # Imports
 #-----------------------------------------------------------------------------
 
 from .nbbase import (
     new_code_cell, new_text_cell, new_worksheet, new_notebook, new_output
 )
 
 #-----------------------------------------------------------------------------
 # Code
 #-----------------------------------------------------------------------------
 
 def upgrade(nb, from_version=1):
     """Convert a notebook to the v2 format.
 
     Parameters
     ----------
     nb : NotebookNode
         The Python representation of the notebook to convert.
-    orig_version : int
-        The original version of the notebook to convert.
+    from_version : int
+        The version of the notebook to convert from.
     """
-    if orig_version == 1:
+    if from_version == 1:
         newnb = new_notebook()
         ws = new_worksheet()
         for cell in nb.cells:
             if cell.cell_type == u'code':
                 newcell = new_code_cell(input=cell.get('code'),prompt_number=cell.get('prompt_number'))
             elif cell.cell_type == u'text':
                 newcell = new_text_cell(u'markdown',source=cell.get('text'))
             ws.cells.append(newcell)
         newnb.worksheets.append(ws)
         return newnb
     else:
-        raise ValueError('Cannot convert a notebook from v%s to v2' % orig_version)
+        raise ValueError('Cannot convert a notebook from v%s to v2' % from_version)
 
 
 def downgrade(nb):
     """Convert a v2 notebook to v1.
 
     Parameters
     ----------
     nb : NotebookNode
         The Python representation of the notebook to convert.
     """
     raise Exception("Downgrade from notebook v2 to v1 is not supported.")