update

.CondaPkg/env/Lib/http/cookies.py

@@ -184,8 +184,13 @@ def _quote(str):
         return '"' + str.translate(_Translator) + '"'
 
 
-_OctalPatt = re.compile(r"\\[0-3][0-7][0-7]")
-_QuotePatt = re.compile(r"[\\].")
+_unquote_sub = re.compile(r'\\(?:([0-3][0-7][0-7])|(.))').sub
+
+def _unquote_replace(m):
+    if m[1]:
+        return chr(int(m[1], 8))
+    else:
+        return m[2]
 
 def _unquote(str):
     # If there aren't any doublequotes,
@@ -205,36 +210,13 @@ def _unquote(str):
     #    \012 --> \n
     #    \"   --> "
     #
-    i = 0
-    n = len(str)
-    res = []
-    while 0 <= i < n:
-        o_match = _OctalPatt.search(str, i)
-        q_match = _QuotePatt.search(str, i)
-        if not o_match and not q_match:              # Neither matched
-            res.append(str[i:])
-            break
-        # else:
-        j = k = -1
-        if o_match:
-            j = o_match.start(0)
-        if q_match:
-            k = q_match.start(0)
-        if q_match and (not o_match or k < j):     # QuotePatt matched
-            res.append(str[i:k])
-            res.append(str[k+1])
-            i = k + 2
-        else:                                      # OctalPatt matched
-            res.append(str[i:j])
-            res.append(chr(int(str[j+1:j+4], 8)))
-            i = j + 4
-    return _nulljoin(res)
+    return _unquote_sub(_unquote_replace, str)
 
 # The _getdate() routine is used to set the expiration time in the cookie's HTTP
 # header.  By default, _getdate() returns the current time in the appropriate
 # "expires" format for a Set-Cookie header.  The one optional argument is an
 # offset from now, in seconds.  For example, an offset of -3600 means "one hour
-# ago".  The offset may be a floating point number.
+# ago".  The offset may be a floating-point number.
 #
 
 _weekdayname = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']