在文档中统一静态图模式与动态图模式的英文翻译

python/paddle/fluid/dataloader/dataloader_iter.py

@@ -303,28 +303,23 @@ def __next__(self):
                 )
                 data = _restore_batch(data, self._structure_infos.pop(0))
             else:
-                if _in_legacy_dygraph():
-                    data = self._reader.read_next_var_list()
-                    data = _restore_batch(data, self._structure_infos.pop(0))
-                else:  # in static graph mode
-                    if self._return_list:
-                        data = self._reader.read_next_list()
-                        for i in range(len(data)):
-                            data[i] = data[i]._move_to_list()
-                        structs = [
-                            self._structure_infos.pop(0)
-                            for _ in range(len(self._places))
-                        ]
-                        data = [
-                            _restore_batch(d, s) for d, s in zip(data, structs)
-                        ]
-                        # static graph organized data on multi-device with list, if
-                        # place number is 1, there is only 1 device, extra the data
-                        # from list for devices to be compatible with dygraph mode
-                        if len(self._places) == 1:
-                            data = data[0]
-                    else:
-                        data = self._reader.read_next()
+                # in static mode
+                if self._return_list:
+                    data = self._reader.read_next_list()
+                    for i in range(len(data)):
+                        data[i] = data[i]._move_to_list()
+                    structs = [
+                        self._structure_infos.pop(0)
+                        for _ in range(len(self._places))
+                    ]
+                    data = [_restore_batch(d, s) for d, s in zip(data, structs)]
+                    # static graph organized data on multi-device with list, if
+                    # place number is 1, there is only 1 device, extra the data
+                    # from list for devices to be compatible with dygraph mode
+                    if len(self._places) == 1:
+                        data = data[0]
+                else:
+                    data = self._reader.read_next()
             benchmark().after_reader()
 
             return data