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46 lines
967 B
Python
46 lines
967 B
Python
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# coding: utf-8
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"""
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Helper for formatting exception messages. Exports the following items:
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- unwrap()
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"""
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from __future__ import unicode_literals, division, absolute_import, print_function
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import re
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import textwrap
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def unwrap(string, *params):
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"""
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Takes a multi-line string and does the following:
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- dedents
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- converts newlines with text before and after into a single line
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- strips leading and trailing whitespace
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:param string:
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The string to format
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:param *params:
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Params to interpolate into the string
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:return:
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The formatted string
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"""
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output = textwrap.dedent(string)
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# Unwrap lines, taking into account bulleted lists, ordered lists and
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# underlines consisting of = signs
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if output.find('\n') != -1:
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output = re.sub('(?<=\\S)\n(?=[^ \n\t\\d\\*\\-=])', ' ', output)
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if params:
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output = output % params
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output = output.strip()
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return output
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