Provide admin login credentials

def admin(self):
        """
        Provide admin login credentials
        """
        self._check_title(self.browser.title())
        self.browser.select_form(nr=0)

        # Get the admin credentials
        prompted = []
        user = self.ctx.config.get('User', 'AdminUser')
        if not user:
            user = click.prompt('Admin display name')
            prompted.append('user')

        password = self.ctx.config.get('User', 'AdminPass')
        if not password:
            password = click.prompt('Admin password', hide_input=True, confirmation_prompt='Confirm admin password')
            prompted.append('password')

        email = self.ctx.config.get('User', 'AdminEmail')
        if not email:
            email = click.prompt('Admin email')
            prompted.append('email')

        self.browser.form[self.FIELD_ADMIN_USER] = user
        self.browser.form[self.FIELD_ADMIN_PASS] = password
        self.browser.form[self.FIELD_ADMIN_PASS_CONFIRM] = password
        self.browser.form[self.FIELD_ADMIN_EMAIL] = email
        p = Echo('Submitting admin information...')
        self.browser.submit()
        p.done()

        if len(prompted) >= 3:
            save = click.confirm('Would you like to save and use these admin credentials for future installations?')
            if save:
                self.log.info('Saving admin login credentials')
                self.ctx.config.set('User', 'AdminUser', user)
                self.ctx.config.set('User', 'AdminPass', password)
                self.ctx.config.set('User', 'AdminEmail', email)
                with open(self.ctx.config_path, 'wb') as cf:
                    self.ctx.config.write(cf)

        self.install()