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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 currencies(self):
 """Fetches current currency data of the service :Example Data: { AED: "United Arab Emirates Dirham", AFN: "Afghan Afghani", ALL: "Albanian Lek", AMD: "Armenian Dram", ANG: "Netherlands Antillean Guilder", AOA: "Angolan Kwanza", ARS: "Argentine Peso", AUD: "Australian Dollar", AWG: "Aruban Florin", AZN: "Azerbaijani Manat" } """

        try:
            resp = self.client.get(self.ENDPOINT_CURRENCIES)
        except requests.exceptions.RequestException as e:
            raise OpenExchangeRatesClientException(e)

        return resp.json()