python3 Django框架报错（备忘录）

这篇博客主要总结的学习Django框架中,遇到的报错如何去解决问题: 1.decimal.InvalidOperation: decimal.InvalidOperation: [<class 'decimal.InvalidOperation'>] 在最后一行出现这样的报错: decimal.InvalidOperation: [<class 'decimal.InvalidOperation'>] 这个报错其实是数据库的数据长度超过了原本的长度在models中定义类型是Dec…

ubuntu，装完PYTHON3 pip3 install 报错

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Python3 pip命令报错：Fatal error in launcher: Unable to create process using '"'

Python3 pip命令报错:Fatal error in launcher: Unable to create process using '"' 一.问题环境:win7 同时安装python2 和 python3 执行pip 命令报错:Fatal error in launcher: Unable to create process using '"' 二.解决方案采用命令:python3 -m pip install psycopg2 或者 python3 -m p…

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python---补充django中文报错（1），Django2.7使用sys.setdefaultencoding('utf-8')，以及使用reload(sys)原因

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Python3.x：报错POST data should be bytes, an iterable of bytes

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在centos6.7通过源码安装python3.6.7报错“zipimport.ZipImportError: can't decompress data; zlib not available”

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django运行报错TypeError: object supporting the buffer API required

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python2中的unicode()函数在python3中会报错：

python2中的unicode()函数在python3中会报错:NameError: name 'unicode' is not defined There is no such name in Python 3, no. You are trying to run Python 2 code in Python 3. In Python 3, unicode has been renamed to str. 翻译过来就是:Python 3中没有这样的名字,没有. 您正在尝试在Python 3…

Django独有报错的原因和解决

RuntimeError at /login You called this URL via POST, but the URL doesn't end in a slash and you have APPEND_SLASH set. Django can't redirect to the slash URL while maintaining POST data. Change your form to point to 127.0.0.1:8009/login/ (note the tr…

Django 调用报错 " ImportError: Couldn't import Django. "

系统炸了导致不得已重装安装 Django后利用ORM 创建表的时候报错 Traceback (most recent call last): File "manage.py", line 17, in <module> "Couldn't import Django. Are you sure it's installed and " ImportError: Couldn't import Django. Are you sure it's ins…

django 运行报错汇总

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Linux部署Django：报错 nohup: ignoring input and appending output to ‘nohup.out’

一.部署 Django 到远程 Linux 服务器利用 xshell 通过 ssh 连接到 Linux服务器,常规的启动命令是 python3 manage.py runserver 但是,关闭 xshell 后,就访问不了 Django 了. 这时候需要使用 nohup 命令启动(概念:如果你正在运行一个进程,而且你觉得在退出帐户时该进程还不会结束,那么可以使用nohup命令.该命令可以在你退出帐户/关闭终端之后继续运行相应的进程) 这时输入 nohup python3 manage.py…

django程序报错CSRF verification failed. Request aborted.

django程序的html页面中form的method='post'的时候报错 Forbidden (403) CSRF verification failed. Request aborted.Help Reason given for failure: CSRF token missing or incorrect. In general, this can occur when there is a genuine Cross Site Request Forgery, or when D…

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Django学习报错记录

1. 运行manage.py任务 makemigrations时,报错: doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. 解决:在全局setting.py的 INSTALLED_APPS中添加 app的名字,如 2. 在添加一个生日字段 (日期类型)时报错: You are trying to add a non-nullable field 'email' to use…

django migrate报错（提前删除表等）

python3 manage.py makemigrations python3 manage.py migrate ##报错改为##更改migrates的状态 python3 manage.py migrate --fake…

django ajax报错解决：You called this URL via POST, but the URL doesn't end in a slash and you have APPEND_SLASH set.

Django版本号:1.11.15 django中ajax请求报错:You called this URL via POST, but the URL doesn't end in a slash and you have APPEND_SLASH set. Django can't redirect to the slash URL while maintaining POST data. 将from的action地址改为/结尾的就可以了或者修改settings:APPEND_SLASH=Fa…

本地同时安装python2和python3时pip报错

引言: 安装完成后,想测试一下两个版本的pip是否都可以正常工作,结果python3的能正常工作,但是pip2 --version就会报错,报错信息如下: Traceback (most recent call last): File , in <module> load_entry_point('pip==1.3.1', 'console_scripts', 'pip')() File , in load_entry_point return get_distribution(dist).l…

Python Django migrate 报错解决办法

1. 在现有基础上又添加一个表的时候migrate报错 migrate报错django.db.utils.OperationalError: (1050, "Table 'cmdb_eidc' already exists") 解决1:python manage.py migrate --fake cmdb python manage.py migrate 如上没有解决:继续下面 python manage.py migrate --fake cmdb 0003 回退到0003号的mi…

windows环境下安装scrapy框架报错问题--最快捷有效的解决方案

windows在执行如下命令,安装scrapy的过程中会报错: pip install scrapy 报错分析: windows环境下,会出现如下错误: 1.提示的错误是编译环境的问题,字面意思看需要安装Microsoft Visual C++ 14.0 ,但是这个东西安装起来很麻烦,可以自己看一下电脑,即便已经安装Microsoft Visual C++ 14.0,也可能会报这个错误.所以,我们一般就考虑python编译文件.whl文件的方式安装. 2.这个错误提示我们缺少一个win32api…