##// END OF EJS Templates
substitute open(...) for file(...)...
substitute open(...) for file(...) The file type is gone in py3k, and all file objects are under the new io hierarchy. Since open(...) is supported on both Python 2 and 3, use it instead of file in all instances. This isn't caught by 2to3.

File last commit:

r6061:cddb82ef
r6650:15f8e057
Show More
convert.py
51 lines | 1.6 KiB | text/x-python | PythonLexer
"""Code for converting notebooks to and from the v2 format.
Authors:
* Brian Granger
"""
#-----------------------------------------------------------------------------
# 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
)
from IPython.nbformat import v2
#-----------------------------------------------------------------------------
# Code
#-----------------------------------------------------------------------------
def convert_to_this_nbformat(nb, orig_version=2):
"""Convert a notebook to the v3 format.
Parameters
----------
nb : NotebookNode
The Python representation of the notebook to convert.
orig_version : int
The original version of the notebook to convert.
"""
if orig_version == 1:
nb = v2.convert_to_this_nbformat(nb)
orig_version = 2
if orig_version == 2:
# Mark the original nbformat so consumers know it has been converted.
nb.nbformat = 3
nb.orig_nbformat = 2
return nb
elif orig_version == 3:
return nb
else:
raise ValueError('Cannot convert a notebook from v%s to v3' % orig_version)