Alerting Users that Config is Not Used when Embedding

Author: Jack Desert

README.rst

@@ -143,6 +143,8 @@ like this:
    else:
        sys.exit(embed(globals(), locals()))
 
+Note config file support currently only works when invoking `ptpython` directly.
+That it, the config file will be ignored when embedding ptpython in an application.
 
 Multiline editing
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@@ -193,6 +195,9 @@ is looked for.
 Have a look at this example to see what is possible:
 `config.py <https://github.com/jonathanslenders/ptpython/blob/master/examples/ptpython_config/config.py>`_
 
+Note config file support currently only works when invoking `ptpython` directly.
+That it, the config file will be ignored when embedding ptpython in an application.
+
 
 IPython support
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