PEP 748: ConfigurationError is only for unsupported features

Author: Julien00859

peps/pep-0748.rst

@@ -1073,7 +1073,9 @@ The definitions of the errors are below:
 
     class ConfigurationError(TLSError):
         """A special exception that implementations can use when the provided
-        configuration uses features not supported by that implementation."""
+        configuration uses features not supported by that implementation. Do not
+        use this exception when the provided configuration is invalid, use
+        standard exceptions instead."""
 
 
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