当你在Python编程中遇到NameError: name 'df' is not defined这个错误时,这通常意味着在尝试访问或操作一个名为df的变量之前,该变量并未被正确定义。以下是根据你给出的提示,分点详细解答这个问题: 1. 检查代码中是否定义了变量df 确保在你的代码中,有一个地方明确地对df进行了定义。通常,df在数据处理或数据...
.load(current_index) return df df = get_raw_data(sqlCtx_shil,current_index,from_timestamp,to_timestamp) df.show(5, False) 来源:https://stackoverflow.com/questions/66518717/jupyter-notebook-nameerror-name-is-not-defined 关注 举报暂无答案! 目前还没有任何答案,快来回答吧! 我来回答 相关问题...
Understanding this 'df' NameError The df name error usually occurs when you try to use a DataFrame object df before it has been defined. This is a common mistake when working with Pandas (or any Python script, really), which uses the DataFrame object to store data in two-dimensional size...
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df.groupBy('product_department_desc').agg(F.sum('product_qty').alias('total_qty')).sort(F.desc('total_qty')).show() This fails with the error 'name 'F' is not defined' because the alias is not set as F in the previous iteration. However the agent then gets stuck in an infinit...
The Python NameError: name 'df' is not defined occurs when we try to access the `df` (DataFrame) variable before it is defined.
当创建pandas dataframe时出现函数抛出'df not defined'错误通常是由于在创建dataframe的代码中未定义df变量所导致的。 要解决这个问题,您可以按照以下步骤进行操作: 检查代码中是否正确导入了pandas库。确保在代码的开头添加了import pandas as pd语句。 确保在创建dataframe的代码之前定义了名为df的变...
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一、报错提示：NameError: name 'true' is not defined 二、报错截图：三、报错原因：截图中标黄区域...
df2 = df.drop(columns=drop_list, axis=1)else:print(file_name) df2.to_excel(file_name.with_suffix('.xlsx'),index =False) Data: Reason is inelseis not defineddf2, simpliest is usedfonly and overwrite it inifstatement, also writing to file is removed fromelsestatement: ...