remove brackets

Doc/library/inspect.rst

@@ -752,7 +752,7 @@ Classes and functions
    metatype is in use, cls will be the first element of the tuple.
 
 
-.. function:: getcallargs(func[, *args][, **kwds])
+.. function:: getcallargs(func, *args, **kwds)
 
    Bind the *args* and *kwds* to the argument names of the Python function or
    method *func*, as if it was called with them. For bound methods, bind also the