How can I represent an 'Enum' in Python?

I'm mainly a C# developer, but I'm currently working on a project in Python. How can I represent the equivalent of an Enum in Python?

Total number of items defined in an enum

How can I get the number of items defined in an enum?

PDO cannot compare mysql ENUM using integers in prepared statements

I am using PDO and prepared statements, but i cannot seem to get any results when comparing an ENUM field with an integer. Example: $db = new PDO('mysql:host=localhost;dbname=****', '***',...

How to check if a Document Library (SPDocumentLibrary) supports a particular ContentType

I have a SharePoint 2010 site set up locally for debugging with the following topography: Main (SPSite) -> Toolbox (SPWeb) -> MyTool (SPWeb) I have created and deployed the following to...

Parse enum from String not working

I have a public enum declared like this: public enum States { SomeState, SomeOtherState } Having an arbitrary string myString which may represent any of the "States"...

Counting forum topics and replies

I have 2 tables: posts and forum_topics. Each post (a reply) is associated with another post (a forum topic, which is then associated with the forum_topics tables). Problem: I need to count all...

How to get all values from python enum class?

I'm using Enum4 library to create an enum class as follows: class Color(Enum): RED = 1 BLUE = 2 I want to print [1, 2] as a list somewhere. How can I achieve this?

How to compare enum with associated values by ignoring its associated value in Swift?

After reading How to test equality of Swift enums with associated values, I implemented the following enum: enum CardRank { case Number(Int) case Jack case Queen case King case...

Validate the type of input in a do-while loop C

Basically, I need to ensure that input is an integer, like so: do { printf("Enter > "); scanf("%d", &integer); } while (/* user entered a char instead of an int */); I have tried various...

Point of declaration for an enumeration

What is the point of declaration of enumeration types? Is it immediately after the name of an enumeration? I saw Standard C++ 14 (n4296) §3.3.2/3: The point of declaration for an enumeration is...

Should a reference to an enum be dereferenced before it is matched?

As a newcomer to Rust, I've stumbled upon two apparently valid ways of running a match on a reference type. I've defined an enum: enum Color { Red, Yellow, Green, Teal, Blue, ...

Defining SQLAlchemy enum column with Python enum raises "ValueError: not a valid enum"

I am trying to follow this example to have an enum column in a table that uses Python's Enum type. I define the enum then pass it to the column as shown in the example, but I get ValueError:...

Selenium how to clear cache using chromedriver and C#

I found Java examples that explain that clearing the cache is as simple as this: Sample Code: System.setProperty("webdriver.chrome.driver","drivers/chromedriver.exe"); DesiredCapabilities...

TypeScript Cannot find namespace despite Variable being in same Class

I'm trying to define Callbackdefinitions to make it easier to work with many callbacks in my Node.js project. My database.ts file looks like that: export default class Database { //Export the...

Select ENUM Tag Helper in ASP.NET Core MVC

I need some help with an ENUM dropdown using Tag Helper. I found lots exemples binding a model to Selectlist and some using ENUM but all of them, about CREATE action, and Im facing problems with...

Index for ENUM datatypes

The text book tells me that it is not recommended to use index for enumerated datatypes. But it didn't tell me why. Should I use index for ENUM? The book also tells me that we should index column...

TypeError: User.findByIdAndUpdate is not a function

Answer this fixed: mongoose.model('User').findByIdAndUpdate(... although it doesn't seem right. Should be another way to require this. Will figure out. I have a signup form, where user can check a...

Running Existing Angular Project locally

I am very new to Angular, I am trying to run an existing project of Angular on my machine. I have done a lot of tests and followed a lot of articles. But cannot run my project. I have the project...

How to set up local file references in python-jsonschema document?

I have a set of jsonschema compliant documents. Some documents contain references to other documents (via the $ref attribute). I do not wish to host these documents such that they are accessible...

Is there a way to dynamically generate enums on TypeScript based on Object Keys?

I'm defining an object and I want to dynamically generate enum based on its keys, so I get IDE suggestions and do not call wrong keys. const appRoutes = { Login, Auth, NotFound } enum...

SHChangeNotify in Windows 10 not updating Quick Access items

It seems like calling SHChangeNotify in Windows does not call an update to the items in the QuickAccess pane (or any custom-namespace folders found on the left side of Explorer). Seems like...

Serialization Issue in Pytest/xdist

Replacing crashed worker gw0 INTERNALERROR> Traceback (most recent call last): INTERNALERROR> File "/usr/local/lib/python3.7/site-packages/_pytest/main.py", line 191, in...

Is it possible to put lambda expressions into a map or list in C++?

@DanielLangr @luxun @cdhowie sorry for the XY problem. i am not sure i can explain well, but i try my best. the situation is almost like this: there is a base object "Worker" and some children....

Swift UI how to retrieve state from child view

I have an app that has three views currently, a ParentView which is a simple List that the user can add entries to, a ContentView which is a modal form which collects information to add the list...

React Native Build Error on IOS - typedef redefinition with different types ('uint8_t' (aka 'unsigned char') vs 'enum clockid_t')

After upgrading React Native from 0.61.5 to 0.63.2, Flipper causes an error on IOS as typedef redefinition with different types ('uint8_t' (aka 'unsigned char') vs 'enum clockid_t') On github...

Encode Map with Enum to JSON

I want to encode my Map to a json. It looks like this: Map<MyEnum, int> map = {type: limit}; Where MyEnum is an enum. A simple json.encode(map) won't work as it does not know how to serialize...

how to use `if case` statement as boolean in swift

I have this enum (with associated type) enum CookieType { case regular(type: Int) case gem(type: GemType) } struct Cookie { let type: CookieType let otherStuff... } Now if i want to do...

How to implement the publish-subscribe pattern in TypeScript?

I'm working on creating an events system for my game, and my code currently looks like this: export const enum ET { Collision, Dying, Damage } type ActionCallback = (scene: Scene, event:...

Strange preprocessor warnings

Having 2 strange warnings during auto generation enum + string items... EnumItems.h (2 times included header to build enum and string array + possibility to have multiple enums and single...

How to create a subrange of a BTreeSet<(String, String, String)>? How to turn a tuple of bounds into a bound of a tuple?

I am trying to use a BTreeSet<(String, String, String)> as a way to create a simple in-memory 'triple store'. To be precise: type Entity = String; type Attribute = String; type Value =...