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[3.8] bpo-35168: Make shlex.punctuation_chars read-only (GH-11631) (GH-15927)

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(cherry picked from commit 972cf5c06a)

Co-authored-by: Alex <a.v.shkop@gmail.com>
This commit is contained in:
Vinay Sajip 2019-09-11 13:39:52 +01:00 • committed by GitHub
parent 01ae0e2698
commit 3b92ddb761
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4 changed files with 18 additions and 4 deletions
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6
Lib/shlex.py
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@ -55,7 +55,7 @@ class shlex:
punctuation_chars = ''
elif punctuation_chars is True:
punctuation_chars = '();<>|&'
self.punctuation_chars = punctuation_chars
self._punctuation_chars = punctuation_chars
if punctuation_chars:
# _pushback_chars is a push back queue used by lookahead logic
self._pushback_chars = deque()
@ -65,6 +65,10 @@ class shlex:
t = self.wordchars.maketrans(dict.fromkeys(punctuation_chars))
self.wordchars = self.wordchars.translate(t)
@property
def punctuation_chars(self):
return self._punctuation_chars
def push_token(self, tok):
"Push a token onto the stack popped by the get_token method"
if self.debug >= 1: