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17 lines
554 B
Python
17 lines
554 B
Python
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# -*- coding: utf-8 -*-
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def shorten(text_ish, length):
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""" If necessary, cuts-off the text or bytes input and appends ellipsis to
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signal the cutoff, such that the result is below the provided length
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(according to whatever "len" means on the text-ish so bytes or codepoints
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or code units).
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"""
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if len(text_ish or ()) <= length:
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return text_ish
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cont = '...'
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if isinstance(text_ish, bytes):
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cont = cont.encode('ascii') # whatever
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# add enough room for the ellipsis
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return text_ish[:length-3] + cont
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