File "/home/user/.local/lib/python3.7/site-packages/pandas/core/indexes/base.py", line 2899, in get_loc
    return self._engine.get_loc(self._maybe_cast_indexer(key))
  File "pandas/_libs/index.pyx", line 107, in pandas._libs.index.IndexEngine.get_loc
  File "pandas/_libs/index.pyx", line 131, in pandas._libs.index.IndexEngine.get_loc
  File "pandas/_libs/hashtable_class_helper.pxi", line 992, in pandas._libs.hashtable.Int64HashTable.get_item
  File "pandas/_libs/hashtable_class_helper.pxi", line 998, in pandas._libs.hashtable.Int64HashTable.get_item
KeyError: 2
2019-09-17 23:55:54 [scrapy.core.engine] INFO: Closing spider (finished)
2019-09-17 23:55:54 [scrapy.statscollectors] INFO: Dumping Scrapy stats:
{'finish_reason': 'finished',
 'finish_time': datetime.datetime(2019, 9, 18, 3, 55, 54, 753664),
 'log_count/DEBUG': 1,
 'log_count/ERROR': 1,
 'log_count/INFO': 7,
 'memusage/max': 97345536,
 'memusage/startup': 97345536,
 'start_time': datetime.datetime(2019, 9, 18, 3, 55, 54, 80373)}
2019-09-17 23:55:54 [scrapy.core.engine] INFO: Spider closed (finished)