Traceback (most recent call last): File "C:\Users\Administrator\AppData\Roaming\Python\Python36\site-packages\pandas\indexes\base.py", line 2134, in get_loc return self._engine.get_loc(key) File "pandas\index.pyx", line 132, in pandas.index.IndexEngine.get_loc (pandas\index.c:4433) File "pandas\index.pyx", line 154, in pandas.index.IndexEngine.get_loc (pandas\index.c:4279) File "pandas\src\hashtable_class_helper.pxi", line 732, in pandas.hashtable.PyObjectHashTable.get_item (pandas\hashtable.c:13742) File "pandas\src\hashtable_class_helper.pxi", line 740, in pandas.hashtable.PyObjectHashTable.get_item (pandas\hashtable.c:13696) KeyError: 0 During handling of the above exception, another exception occurred: Traceback (most recent call last): File "C:/Users/Administrator/PycharmProjects/untitled/test.py", line 5, in  code = today_data[0] File "C:\Users\Administrator\AppData\Roaming\Python\Python36\site-packages\pandas\core\frame.py", line 2059, in __getitem__ return self._getitem_column(key) File "C:\Users\Administrator\AppData\Roaming\Python\Python36\site-packages\pandas\core\frame.py", line 2066, in _getitem_column return self._get_item_cache(key) File "C:\Users\Administrator\AppData\Roaming\Python\Python36\site-packages\pandas\core\generic.py", line 1386, in _get_item_cache values = self._data.get(item) File "C:\Users\Administrator\AppData\Roaming\Python\Python36\site-packages\pandas\core\internals.py", line 3543, in get loc = self.items.get_loc(item) File "C:\Users\Administrator\AppData\Roaming\Python\Python36\site-packages\pandas\indexes\base.py", line 2136, in get_loc return self._engine.get_loc(self._maybe_cast_indexer(key)) File "pandas\index.pyx", line 132, in pandas.index.IndexEngine.get_loc (pandas\index.c:4433) File "pandas\index.pyx", line 154, in pandas.index.IndexEngine.get_loc (pandas\index.c:4279) File "pandas\src\hashtable_class_helper.pxi", line 732, in pandas.hashtable.PyObjectHashTable.get_item (pandas\hashtable.c:13742) File "pandas\src\hashtable_class_helper.pxi", line 740, in pandas.hashtable.PyObjectHashTable.get_item (pandas\hashtable.c:13696) KeyError: 0

这个错误我也是一脸懵，安装各种依赖库，卸载重装都不行，求大神指导