'Reimplement call tips to only show signatures, using the same
style from our Editor and External Console too'

def _handle_inspect_reply(self, rep):

    cursor = self._get_cursor()
    info = self._request_info.get('call_tip')
    if (info and (info.id == rep['parent_header']['msg_id']) and (info.pos == cursor.position())):
        content = rep['content']
        if ((content.get('status') == 'ok') and content.get('found', False)):
            signature = self.get_signature(content)
            if signature:
                self._control.show_calltip(_('Arguments'), signature, signature=True, color='#2D62FF')
