kernel.py 文件源码

def do_complete(self, code, cursor_pos):
        #print('completing on', repr(code), file=sys.__stderr__)
        code = code[:cursor_pos]
        m = re.search(r'(\w+\.)*(\w+)?$', code)
        if m:
            prefix = m.group()
            #print('prefix', repr(prefix), file=sys.__stderr__)
            if '.' in prefix:
                obj, prefix = prefix.rsplit('.')
                names = self._eval('dir({})'.format(obj))
            else:
                names = self._eval('dir()')
            #print('names', names, file=sys.__stderr__)
            matches = [n for n in names if n.startswith(prefix)]
            return {'matches': matches,
                    'cursor_start': cursor_pos - len(prefix), 'cursor_end': cursor_pos,
                    'metadata': {}, 'status': 'ok'}
        else:
            return {'matches': [],
                    'cursor_start': cursor_pos, 'cursor_end': cursor_pos,
                    'metadata': {}, 'status': 'ok'}