你对data 的定义是后来补上去的,没有运行。In 旁边都没有数字:) Jupyter Notebook 不是 IDE,无法自动每次重新执行 Notebook 上的所有代码。你必须手动逐个单元格执行。如果某个单元格的代码有修改,必须重新执行这个单元格的内容。 如果单元格来回修改,执行顺序太乱的话,可以重新执行整个 Jupyter Notebook 的内容:...
What is “nameerror name data is not defined”? The error message nameerror: name ‘data’ is not defined occurs when you try to execute a Pandas operation on a DataFrame or Series that has not been loaded into memory. For instance, if you try to perform an operation like sorting, filt...
python3.5 NameError: name 'data' is not defined 这是前半段程序,我不知道为什么会出错,还有问一下该怎么修改 def read_file(filename): global data """ open the file and return all the data """ result = {} try: data = open(filename) except: ... 展开 王潮1997 2016-03-12 | 浏览10...
名称错误：name 'df' is not defined（名称'df'未定义）错误，因为df DataFrame被重新分配给第10行中...
重复多次后发现，某一个service模块能够启动成功，另一个就无法启动，想到是端口冲突，则去排查dubbo端口...
How to fix theNameError: name 'array' is not defined? Thearraymodule in Python provides a way to store and manipulate arrays of data more efficiently than using a list. Since this library is part of the Python Standard Library, you don’t need to separately install it. You can simply ...
JSON data type support is now available in Microsoft.Data.SqlClient v6.0. This release introduces the SqlJson type available as an extension to System.Data.SqlDbTypes:cs Copy using System; using System.Data.SqlTypes; using System.Text.Json; namespace Microsoft.Data.SqlTypes { /// /// ...
Annotation on entity class fails on second application startup with "index already exists", although the document definition is unchanged. Omitting parameter createIndex has the same effect. Mappings are defined by field annotations. Spring Data Elasticsearch version: 5.0.3 Dependency is: spring-boot...
ERROR: /Users/admin/udacity/tensorflow/tensorflow/tensorflow.bzl:418:42: name 'DATA_CFG' is not defined. ERROR: com.google.devtools.build.lib.packages.BuildFileContainsErrorsException: error loading package '': Extension 'tensorflow/tensorflow.bzl' has errors. Contributor girving commented Feb 9,...
文章目录 1.修改单列的数据类型 2.修改指定多列的数据类型 3.创建dataframe时，修改数据类型 4.读取...