Mercurial > repos > shellac > guppy_basecaller

annotate env/lib/python3.7/site-packages/shellescape/main.py @ 2:6af9afd405e9 draft

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"planemo upload commit 0a63dd5f4d38a1f6944587f52a8cd79874177fc1"
author shellac
date Thu, 14 May 2020 14:56:58 -0400
parents 26e78fe6e8c4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 #!/usr/bin/env python
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2 # -*- coding: utf-8 -*-
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3
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4 import re
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7 _find_unsafe = re.compile(r'[a-zA-Z0-9_^@%+=:,./-]').search
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10 def quote(s):
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11 """Return a shell-escaped version of the string *s*."""
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12 if not s:
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13 return "''"
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14
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15 if _find_unsafe(s) is None:
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16 return s
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18 # use single quotes, and put single quotes into double quotes
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19 # the string $'b is then quoted as '$'"'"'b'
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20
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21 return "'" + s.replace("'", "'\"'\"'") + "'"