20 lines
645 B
Python
20 lines
645 B
Python
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"""
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Shim to maintain backwards compatibility with old IPython.nbformat imports.
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"""
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# Copyright (c) IPython Development Team.
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# Distributed under the terms of the Modified BSD License.
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import sys
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from warnings import warn
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from IPython.utils.shimmodule import ShimModule, ShimWarning
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warn("The `IPython.nbformat` package has been deprecated since IPython 4.0. "
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"You should import from nbformat instead.", ShimWarning)
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# Unconditionally insert the shim into sys.modules so that further import calls
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# trigger the custom attribute access above
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sys.modules['IPython.nbformat'] = ShimModule(
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src='IPython.nbformat', mirror='nbformat')
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