我以前使用过此代码，现在不管我的熊猫怎么工作都不能正常工作？我已卸载并重新安装。我使用的是先前可用的文件，但没有一个在工作？发生了什么？
import pandas as pd
2
In [2]:
1
df = pd.read.csv('all_stocks_5yr')
2
---------------------------------------------------------------------------
AttributeError Traceback (most recent call last)
<ipython-input-2-dc236c5894fa> in <module>
----> 1 df = pd.read.csv('all_stocks_5yr')
/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/pandas/__init__.py in __getattr__(name)
261 return _SparseArray
262
--> 263 raise AttributeError(f"module 'pandas' has no attribute '{name}'")
264
265
AttributeError: module 'pandas' has no attribute 'read'
