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48 lines
1.1 KiB
48 lines
1.1 KiB
# coding: utf-8
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"""io-related utilities"""
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# Copyright (c) Jupyter Development Team.
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# Distributed under the terms of the Modified BSD License.
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import codecs
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import sys
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def unicode_std_stream(stream='stdout'):
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u"""Get a wrapper to write unicode to stdout/stderr as UTF-8.
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This ignores environment variables and default encodings, to reliably write
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unicode to stdout or stderr.
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::
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unicode_std_stream().write(u'ł@e¶ŧ←')
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"""
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assert stream in ('stdout', 'stderr')
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stream = getattr(sys, stream)
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try:
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stream_b = stream.buffer
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except AttributeError:
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# sys.stdout has been replaced - use it directly
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return stream
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return codecs.getwriter('utf-8')(stream_b)
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def unicode_stdin_stream():
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u"""Get a wrapper to read unicode from stdin as UTF-8.
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This ignores environment variables and default encodings, to reliably read unicode from stdin.
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::
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totreat = unicode_stdin_stream().read()
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"""
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stream = sys.stdin
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try:
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stream_b = stream.buffer
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except AttributeError:
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return stream
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return codecs.getreader('utf-8')(stream_b)
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