Python 语言允许在一个循环体里面嵌入另一个循环。 Python for 循环嵌套语法: for iterating_var in sequence: for iterating_var in sequence: statements(s) statements(s) 1. 2. 3. 4. Python while 循环嵌套语法: while expression: while expression: statement(s) statement(s) 1. 2. 3. 4. 你可...
正则表达式(python re模块) 正则表达式不属于任何一个语言,但是每个语言里面都会用到正则表达式(今天主要总结一下python中的正则表达式,也就是re模块) 什么是正则表达式? 正则表达式,又称正规表示式、正规表示法、正规表达式、规则表达式、常规表示法(英语:Regular Expression,在代码中常简写为regex、regexp或RE),是...
First, you need to install the Flagsmith Go client by running(in your terminal): 1go get github.com/Flagsmith/flagsmith-go-client/v2Copy Now, we need to import this in our Go file and initialize it. Add the below import statement. 1import ( 2 flagsmith "github.com/Flagsmith/flagsmit...
How does let in for loop work? I understand how "var" works and I'm quite used to it - the scope is functional. However the let statement is far from clear. I understand is has block scope, but why does THAT matter in the... ...
Playground URL:https://mypy-play.net/?mypy=1.15.0&python=3.12&flags=ignore-missing-imports%2Ccheck-untyped-defs%2Cwarn-unreachable&gist=187d99115a24b12a7a58b437ae6127fb For some reason, mypy displays the error "Statement is unreachable [unreachable]" for actual code that executes. ...
I noticed some strange behavior withenum.Flagan the__contains__method in Python 3.12/3.13, as shown in the following examples. Problem 1: Behavior changes at runtime In the following code snippet the first print statement returnsFalse, which is expected, since3is not a member ofWeekday. How...
A relative import specifies the resource to be imported relative to the current location—that is, the location where the import statement is. There are two types of relative imports: implicit and explicit. Implicit relative imports have been deprecated in Python 3, so I won’t be covering the...
So it's an exec statement being passed the result of marshal.loads, which is loading some zlib'd data. Marshal is the Python module for serializing and deserializing builtin Python types. If we remove the exec and run the same line in the Python shell, we can see the result is a code...
两种方式Docker和Docker Compose部署web项目,相对于Go语言来说,不管是使用docker部署还是直接服务器部署都相当方便,比python要简单很多。 1、Dockerfile结构解析 From 我们正在使用基础镜像golang:alpine来创建我们的镜像。这和我们要创建的镜像一样是一个我们能够访问的存储在Docker仓库的基础镜像。这个镜像运行的是alpine...
gitclonehttps://github.com/hiyouga/LLaMA-Factory.git conda create -n llama_factory python=3.10 conda activate llama_factorycdLLaMA-Factory pip install -r requirements.txt 如果要在 Windows 平台上开启量化 LoRA(QLoRA),需要安装预编译的bitsandbytes库, 支持 CUDA 11.1 到 12.1. ...