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31 lines
943 B
31 lines
943 B
"""Module containing a preprocessor that removes the outputs from code cells"""
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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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from traitlets import Set
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from .base import Preprocessor
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class ClearOutputPreprocessor(Preprocessor):
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"""
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Removes the output from all code cells in a notebook.
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"""
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remove_metadata_fields = Set(
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{'collapsed', 'scrolled'}
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).tag(config=True)
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def preprocess_cell(self, cell, resources, cell_index):
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"""
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Apply a transformation on each cell. See base.py for details.
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"""
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if cell.cell_type == 'code':
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cell.outputs = []
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cell.execution_count = None
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# Remove metadata associated with output
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if 'metadata' in cell:
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for field in self.remove_metadata_fields:
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cell.metadata.pop(field, None)
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return cell, resources
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