错误提示: NameError: name 'a'isnotdefined 1. 如果使用pycharm进行代码编写,不符合语法规范或者pep8规范,代码下面就会出现波浪线。也可以通过print或者调试工具进行排查。 代码检查清单 下面是一个简单的代码检查清单,希望对编程新手有一点帮助,仅做借鉴,你也可以总结自己的编程易错点。
SSHException: Invalid requirement, parseerrorat"''"192.168.31.117:11:51:54up1:03,1user,loadaverage:0.07,0.25,0.18192.168.31.115:11:51:54up1:03,1user,loadaverage:0.07,0.25,0.18192.168.31.114:11:51:54up1:03,1user,loadaverage:0.07,0.25,0.18192.168.31.115:11:51:55up1:03,1user,loadaverage...
[InvalidRequirement] Invalid requirement, parse error at "'extra =='" Traceback (most recent call last): File "/usr/local/Cellar/poetry/1.0.5_1/libexec/vendor/lib/python3.7/site-packages/clikit/console_application.py", line 131, in run status_code = command.handle(parsed_args, io) File...
# 需要导入模块: from pip._vendor.packaging import requirements [as 别名]# 或者: from pip._vendor.packaging.requirements importInvalidRequirement[as 别名]defparse_req_from_editable(editable_req):# type: (str) -> RequirementPartsname, url, extras_override = parse_editable(editable_req)ifnameisno...
--- ERROR: Command “python 1.6K20 安装谷歌浏览器插件时出现“crx_header_invalid”错误 1、出现这个问题首先你去找到你下载好的CRX文件,把它的后缀改成ZIP或者RAR。 2、如果出现不可用的警告,直接选择是就可以。 3、再然后去新建一个文件夹,将刚才的压缩包解压到该文件夹。 2.1K20 navicat连接mysql时出现2...
问题3:提示缺少扩展模块(这里个人觉得和PHP的安装环境类似,正常会有一个_sqlite3.so) pip._vendor.packaging.requirements.InvalidRequirement: Invalid requirement, parse error at "'_sqlite3'" 原因:这一步是由于没有搞清楚运行 scrapy 应用需要哪些扩展,首先就需要这个 ...
让初学者认识到它们位于命令提示符内的另一个技巧是,如果您看到光标闪烁的驱动器名称和文件夹的路径名,那么您正在命令提示符下工作。 如果我们从命令提示符 shell 运行 pip 命令,我们不会收到错误,现在我们可以看到 Requirement 已经满足,这意味着 Flask 已经安装在我们的系统中。
ERROR: Invalid requirement: "'traitlets==4.3.3'" WHAT TO DO ? PLS HELP!! AND FOR ME I INSTALLED EVEN JUPITER USING pip install jupyter, I INSTALLED IPYTHON TOO AND IPYKERNEL TOO BUT IN VS CODE IT SHOWS ERROR , PLS HELP , I URGENTLY NEED IT DUE TO MY SCHOOL EXAMS!!
importrequestsrequests.get('http://www.zhijiancode.com')#会报错 AttributeError: module 'requests' has no attribute 'get' 解决方法是给你的python文件名换个名字,只要不和包名相同就行,如果实在不想改文件名,可以用下面的方法 importsys_cpath_=sys.path[0]print(sys.path)print(_cpath_)sys.path.rem...
ERROR: Invalid requirement: ‘tensorflowjs=1.3.1.1’ Hint: = is not a valid operator. Did you mean == ? 再尝试pip install tensorflowjs=1.3.1.1, 正在安装, 但还是报错 ERROR: Could not find a version that satisfies the requirement tensorflow==1.15.0 (from tensorflowjs) (from versions: none...