Given an adress, how can I access the object in Python? Question: How can I access a Python object by it’s address that I get from id(self.__dict__)? The background is the following, I want to access one class instance from the other (both classes mimic custom dictionaries): class1: def __init__(self): self.a = class2(self) # I …
Dependencies between attributes of 2 and more classes Question: Is it possible to initialize instances of classes with attributes that are dependent across (not in circular way)? Today, I use dictionaries instead of classes as follows: dictA = {‘A1’: 10} dictB = {‘B1’: 2} dictB[‘B2’] = dictA[‘A1’] * dictB[‘B1’] dictA[‘A2’] = dictB[‘B2’] * 3 # …
How can I achieve a self-referencing many-to-many relationship on the SQLAlchemy ORM back referencing to the same attribute? Question: I’m trying to implement a self-referential many-to-many relationship using declarative on SQLAlchemy. The relationship represents friendship between two users. Online I’ve found (both in the documentation and Google) how to make a self-referential m2m relationship where …
How to get a reference to a module inside the module itself? Question: How can I get a reference to a module from within that module? Also, how can I get a reference to the package containing that module? Asked By: Ram Rachum || Source Answers: import sys current_module = sys.modules[__name__] Answered By: mthurlin If …
