code: def create_account(self, currency=None):
          
          url = "{0}/{1}/accounts".format(self.domain, self.API_VERSION)
          params = {"currency": currency}
          try:
              return self._Client__call(uri=url, params=params, method="post")
          except RequestException:
              return False
          except AssertionError:
              return False
docs: Create a new account.
  
              This call is only available on the sandbox system. Please
              create accounts on fxtrade.oanda.com on our production
              system.
  
              See more:
              http://developer.oanda.com/rest-sandbox/accounts/#-a-name-createtestaccount-a-create-a-test-account