upload via the method configured
        :return:

def upload(self):
        """
        upload via the method configured
        :return:
        """
        if self.upload_method == "setup":
            self.upload_by_setup()
        if self.upload_method == "twine":
            self.upload_by_twine()
        if self.upload_method == "gemfury":
            self.upload_by_gemfury()