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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def error_handler(f):
 """Handle uncaught OAuth errors."""

    @wraps(f)
    def decorated(*args, **kwargs):
        try:
            return f(*args, **kwargs)
        except OAuth2Error as e:
            # Only FatalClientError are handled by Flask-OAuthlib (as these
            # errors should not be redirect back to the client - see
            # http://tools.ietf.org/html/rfc6749#section-4.2.2.1)
            if hasattr(e, 'redirect_uri'):
                return redirect(e.in_uri(e.redirect_uri))
            else:
                return redirect(e.in_uri(oauth2.error_uri))
    return decorated