我尝试使用该read_SPSS命令，但没有成功。该错误似乎告诉我我需要pyreadstat，但我什至无法安装它。但为什么我需要pyreadstat？.sav现在的熊猫不是已经具备了阅读能力了吗？我很困惑...
这是我尝试使用时收到的错误文本read_SPSS：
ImportError Traceback (most recent call last)
<ipython-input-33-935d54be8b7a> in <module>
----> 1 twitter=pd.read_spss('twitter_study.sav')
/opt/anaconda3/lib/python3.8/site-packages/pandas/io/spss.py in read_spss(path, usecols, convert_categoricals)
34 DataFrame
35 """
---> 36 pyreadstat = import_optional_dependency("pyreadstat")
37
38 if usecols is not None:
/opt/anaconda3/lib/python3.8/site-packages/pandas/compat/_optional.py in import_optional_dependency(name, extra, raise_on_missing, on_version)
108 except ImportError:
109 if raise_on_missing:
--> 110 raise ImportError(msg) from None
111 else:
112 return None
ImportError: Missing optional dependency 'pyreadstat'. Use pip or conda to install pyreadstat.