AttributeError: 'Series' object has no attribute 'upper' 写文章 . While subtracting the dates you should use the following code. python linear-regression. Teams. The only thing is after edits of the Dataframe in order to make it similar to the bt.get option my price_data which stores the Dataframe doesn't work and gives me the following error: 'Series' object has no attribute 'columns'. Menu. AttributeError Bonus: If you ever struggling extracting . Related Searches. 数日前からPythonを始め,matplotlibによるグラフ作成を行いました。. Python pd.json_normalize max_level=0 or max_level=1 get error ... For example, AttributeError: 'module' object has … Improve this question. 问题原因 在使用进行DataFrame.ix进行表中的数据块选择的时候，会抛出’DataFrame’ object has no attribute ‘ix’，这个是由于在不同的pandas的版本中，DataFrame的相关属性已过期，已不推荐使用导致的。 Skip to content . 复制链接到剪贴板. Follow edited Jun 16, 2020 at 11:08. Dask compute gives AttributeError: 'Series' object has no attribute ... object has no attribute 'split