當我在 databricks 上運行 python3.7 代碼時,我試圖解決 pandas 的問題。錯誤是: ImportError: cannot import name 'roperator' from 'pandas.core.ops' (/databricks/python/lib/python3.7/site-packages/pandas/core/ops.py)熊貓版本:pd.__version__0.24.2我跑 from pandas.core.ops import roperator在我的筆記本電腦上很好用pandas 0.25.1所以,我嘗試在databricks上升級pandas。%sh pip uninstall -y pandasSuccessfully uninstalled pandas-1.1.2%sh pip install pandas==0.25.1 Collecting pandas==0.25.1 Downloading pandas-0.25.1-cp37-cp37m-manylinux1_x86_64.whl (10.4 MB) Requirement already satisfied: python-dateutil>=2.6.1 in /databricks/conda/envs/databricks-ml/lib/python3.7/site-packages (from pandas==0.25.1) (2.8.0) Requirement already satisfied: numpy>=1.13.3 in /databricks/conda/envs/databricks-ml/lib/python3.7/site-packages (from pandas==0.25.1) (1.16.2) Requirement already satisfied: pytz>=2017.2 in /databricks/conda/envs/databricks-ml/lib/python3.7/site-packages (from pandas==0.25.1) (2018.9) Requirement already satisfied: six>=1.5 in /databricks/conda/envs/databricks-ml/lib/python3.7/site-packages (from python-dateutil>=2.6.1->pandas==0.25.1) (1.12.0) Installing collected packages: pandas ERROR: After October 2020 you may experience errors when installing or updating packages. This is because pip will change the way that it resolves dependency conflicts. We recommend you use --use-feature=2020-resolver to test your packages with the new resolver before it becomes the default.當我跑步時: import pandas as pd pd.__version__它還是: 0.24.2我錯過了什么嗎?
1 回答

慕容森
TA貢獻1853條經驗 獲得超18個贊
強烈建議通過集群初始化腳本安裝庫。該%sh
命令僅在驅動節點上執行,在執行節點上不執行。而且它也不會影響已經運行的Python實例。
正確的解決方案是使用dbutils.library
?命令,如下所示:
dbutils.library.installPyPI("pandas",?"1.0.1") dbutils.library.restartPython()
這會將庫安裝到所有位置,但需要重新啟動 Python 才能獲取新庫。
另外,雖然可以僅指定包名稱,但建議顯式指定版本,因為某些庫版本可能與運行時不兼容。另外,請考慮使用已更新庫版本的較新運行時 - 檢查運行時的發行說明以找出開箱即用的安裝庫版本。
對于較新的 Databricks 運行時,您可以使用新的魔法命令:%pip
和%conda
來安裝依賴項。
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