| 125 | will be omitted from the output for better readability. |
| 126 | """ |
| 127 | def _format(node, level=0): |
| 128 | if indent is not None: |
| 129 | level += 1 |
| 130 | prefix = '\n' + indent * level |
| 131 | sep = ',\n' + indent * level |
| 132 | else: |
| 133 | prefix = '' |
| 134 | sep = ', ' |
| 135 | if isinstance(node, AST): |
| 136 | cls = type(node) |
| 137 | args = [] |
| 138 | args_buffer = [] |
| 139 | allsimple = True |
| 140 | keywords = annotate_fields |
| 141 | for name in node._fields: |
| 142 | try: |
| 143 | value = getattr(node, name) |
| 144 | except AttributeError: |
| 145 | keywords = True |
| 146 | continue |
| 147 | if value is None and getattr(cls, name, ...) is None: |
| 148 | keywords = True |
| 149 | continue |
| 150 | if not show_empty: |
| 151 | if value == []: |
| 152 | field_type = cls._field_types.get(name, object) |
| 153 | if getattr(field_type, '__origin__', ...) is list: |
| 154 | if not keywords: |
| 155 | args_buffer.append(repr(value)) |
| 156 | continue |
| 157 | if not keywords: |
| 158 | args.extend(args_buffer) |
| 159 | args_buffer = [] |
| 160 | value, simple = _format(value, level) |
| 161 | allsimple = allsimple and simple |
| 162 | if keywords: |
| 163 | args.append('%s=%s' % (name, value)) |
| 164 | else: |
| 165 | args.append(value) |
| 166 | if include_attributes and node._attributes: |
| 167 | for name in node._attributes: |
| 168 | try: |
| 169 | value = getattr(node, name) |
| 170 | except AttributeError: |
| 171 | continue |
| 172 | if value is None and getattr(cls, name, ...) is None: |
| 173 | continue |
| 174 | value, simple = _format(value, level) |
| 175 | allsimple = allsimple and simple |
| 176 | args.append('%s=%s' % (name, value)) |
| 177 | if allsimple and len(args) <= 3: |
| 178 | return '%s(%s)' % (node.__class__.__name__, ', '.join(args)), not args |
| 179 | return '%s(%s%s)' % (node.__class__.__name__, prefix, sep.join(args)), False |
| 180 | elif isinstance(node, list): |
| 181 | if not node: |
| 182 | return '[]', True |
| 183 | return '[%s%s]' % (prefix, sep.join(_format(x, level)[0] for x in node)), False |
| 184 | return repr(node), True |