Linked Questions

1 vote

3 answers

3k views

I have a function reference that is being called by an object. What I'd like is for that object to pass itself as a parameter to the function as it would normally do for its own functions. IE I would ...

2 votes

3 answers

671 views

Let us suppose the following situation: I have a class with some initial values. Furthermore, I want to provide the possibility to pass an user-defined method, when initializing a new object. The user ...

0 votes

0 answers

1k views

I have added my decorator to instance methods of the class: def method_decorator(func): def wrap(self, *args, **kwargs): print("Start to perform " + func.__name__) try: ...

0 votes

2 answers

80 views

Problem Description I want to use a decorator to define a class method, but this requires me to manually give the 'self' object when I shouldn't have to provide that. def func_wrapper(func): ...

0 votes

0 answers

107 views

I have a class: class A(object): def __init__(self): self._first=1 def a(self): pass I want to dynamically add a method to it, but I want the name to be based on input (in my ...

81 votes

6 answers

47k views

I'm asking this question because of a discussion on the comment thread of this answer. I'm 90% of the way to getting my head round it. In [1]: class A(object): # class named 'A' ...: def f1(...

24 votes

4 answers

12k views

Based on my understanding of Python's data model, and specifically the subsection "Instance Methods", whenever you read an attribute whose value is of type "user-defined function", some magic kicks in ...

10 votes

3 answers

15k views

Is it possible to implement generic method handlers in python which allow for calling of non-existent functions? Something like this: class FooBar: def __generic__method__handler__(.., methodName, ....

22 votes

4 answers

9k views

I have an entry point function call it main on an object that I would like to remain unmocked, since it calls several other methods on the object: class Thing(object): def main(self): ...

14 votes

4 answers

4k views

Consider this example of a strategy pattern in Python (adapted from the example here). In this case the alternate strategy is a function. class StrategyExample(object): def __init__(self, ...

8 votes

3 answers

979 views

Or is everything a method? Since everything is an object, a def whatever: is just a method of that file.py, right?

18 votes

4 answers

2k views

Why does the __get__ method in a python descriptor accept the owner class as it's third argument? Can you give an example of it's use? The first argument (self) is self evident, the second (instances)...

5 votes

2 answers

14k views

I am trying to import all the objects from a subfolder into a class in python 3.8, and am strugguling to find a way to do so. I don't want to manually have to import all the objects, as there are far ...

5 votes

3 answers

8k views

Say there is: class A(B): ... where B could be object and ... is not: @classmethod # or @staticmethod def c(cls): print 'Hello from c!' What do I have to do that calling A.c() wont trigger ...

6 votes

4 answers

3k views

In the interest of reusing some existing code that was defined as an instance method of a different class, I was tying to do something like the following: class Foo(object): def __init__(self): ...