+def config_escape(s):
+ """
+ Escape any ``{``, ``}``, ``"`` and ``\\`` in the given string, making it safe for parsing.
+ """
+ s = s.replace('\\', '\\\\')
+ s = s.replace('{', '\\{')
+ s = s.replace('}', '\\}')
+ s = s.replace('"', '\\"')
+ return s
+