modified PyArrow writer batch size to avoid RAM issues

SPIDER.py

@@ -110,6 +110,8 @@ class CustomBuilderConfig(datasets.BuilderConfig):
 class SPIDER(datasets.GeneratorBasedBuilder):
     """TODO: Short description of my dataset."""
 
+    DEFAULT_WRITER_BATCH_SIZE = 64
+
     VERSION = datasets.Version("1.1.0")
 
     BUILDER_CONFIG_CLASS = CustomBuilderConfig