Some Object Oriented programming languages allow creating new classes (types) in run-time (as compared to classes defined in the source code and created in compilation time)
Some examples of creating types in run-time:
C#
C++
Java
Python
Questions tagged [dynamic-class-creation]
78 questions
0
votes
1 answer
Selenium Webdriver and Type constructors using Generics - How to do it
What's the best way to use the PageFactory design with selenium 2 webdriver, but when a page doesn't always load an expected page how can I create the new unexpected page?
public class PassengerPage
{
[FindsBy(How = How.Id, Using "submitId")
…
Patrick Magee
- 2,951
- 3
- 33
- 50
0
votes
1 answer
How can I convert an OpenAPIv3/swagger spec into a proxy around an API using Python and Prance library?
I'm building an automatic proxy generator around any arbitrary API given it's swagger document. The intended output would be a python module that could be used as a client for said API. The API itself would import the proxy generator, point it at…
RobertLD
- 77
- 7
0
votes
0 answers
Automate object and .pickle file creation
I am creating a registration program (like the fields for Person and Email that you see at the front of notebooks), in order to implement some concepts into a bigger project.
I'm trying to store multiple objects in a .pickle file. I tried the…
Red Hot Coffee
- 3
- 2
0
votes
1 answer
[Vue warn]: Error in render: "TypeError: _vm.stepProgression is not a function"
I'm creating a stepper component with a v-for loop, which currently works without an issues:
Gazillacode
- 1
- 1
0
votes
0 answers
importing dynamically generated class definitions from a dynamically generated dictionary inside __init__.py namespace
I have a Class Factory that generates classes with dynamic name assignment
I like to be able to access them from other modules which import a package A
currently I am loading the classes into a dictionary and updating the vars() of the init.py which…
Max
- 4,152
- 4
- 36
- 52
0
votes
0 answers
Dynamically extend `__del__` cleanup code on an instance
I want to bind a dynamically created namedtuple to a class
When an instance of the class is initialized, a new namedtuple-type is created, and registered in globals() (this allows pickling).
When the instance is deleted, I want to perform cleanup…
Hyperplane
- 1,422
- 1
- 14
- 28
0
votes
1 answer
OData Queries on Entities with Dynamic Fields
I am using OData on a dynamic model. The MyObject data is stored in two different ways on the database - in a main MyObject table and in a secondary table of key/value pairs. The allowed field names for the secondary table are stored in a third…
ChristyPiffat
- 359
- 1
- 6
- 26
0
votes
0 answers
Python change the scope of classes dynamically created with type() function
I have a factory class with a method that generates classes dynamically.
This class is within a factory.py file.
class Factory:
def __init__(self, ast):
self.ast = ast
self.classes = {}
def run(self):
for item in…
ibi0tux
- 2,481
- 4
- 28
- 49
0
votes
0 answers
Dynamically create a class inherited from neomodel.StructuredNode
Python's library neomodel provides the ability to define a relationship with a class that hasn't been defined yet, by using its name as string, which works fine as follows:
from neomodel import StructuredNode, RelationshipTo
# if Foo is already…
Rami Ma
- 966
- 1
- 7
- 13
0
votes
2 answers
Dynamic Class Creation python with metaclass involved
i am trying to create an instance of a class using arguments, and the problem is my meta class needs some positional args to decide about the bases of class creation.
here is an example to clear it more:
Here are the childs which will be methods of…
0
votes
1 answer
When is the __prepare__ method of a metaclass excuted and what uses its return value?
PEP 3115 has the following example of using the __prepare__ method of a metaclass (print statements are mine):
# The custom dictionary
class member_table(dict):
def __init__(self):
self.member_names = []
def __setitem__(self, key,…
joseville
- 685
- 3
- 16
0
votes
1 answer
ByteBuddy intercepting constructor arguments
I am trying to dynamically create a class using ByteBuddy with my custom constructor.
I have read the Intercepting default constructor with Byte Buddy and I have written the following code base on that.
Class dynamicType = new…
0
votes
1 answer
Segmentation Fault with Dynamic Class (homework problem)
I'm attempting to convert a working static String class to a dynamic String class using pointers, but when I implement the pointer it throws a segmentation fault error. Code below:
mystring1.h:
//File: mystring1.h
// Declaration file for…
odhranthewizard
- 9
- 1
0
votes
1 answer
Dynamic Class Load file is not updating on server
When I changed something in a file containing a dynamic class who's name is called from database. its working fine for the local server, but it is not updating on the live server until I change the file name and upload it again.
could anyone what's…
Waqas Shaikh
- 1
- 1
0
votes
2 answers
Why ths php dynamic object class creation is not working?
I am trying to create a class (working as factory class) in my Zend Expressive APP as follows:
declare(strict_types=1);
namespace App\Install\Factory;
use App\Install\Model as Models;
use App\Install\Abstracts\AttributeInterface;
class…
Md Monjur Ul Hasan
- 1,705
- 1
- 13
- 36