Answer The problem is that you are appending lists to snake_array, not Test objects. This is what you’re appending: [Test(300, 300, “RIGHT”)]. Notice that the brackets make it a list. All you need to do is remove the extra brackets. Like this:
Tag: attributes
Two different Python classes sharing attribute with same underlying object
Is it possible in Python to have two objects, each of them an instance of a different class, that always share the same value for a particular attribute? For instance, suppose the following code: Here my goal would be for a.grid and b.grid to contain the same value always, regardless of whether one is initial…
Change position of a line with a specific string, using python
I am new to coding, trying to find a simple python code for re-arranging some lines. Lines have specific string to select. Those lines with this specific string need to be moved. Original File content: Note: the attribute line with “last” in it, this whole line should go to the end of each element…
Adding dynamic attribute to python class fails
I’m trying to dynamically add an attribute to some class from javalang: But when I try to simply assign a new attribute (qualifier_type) Nothing happens: Answer Apparently, my attribute was there all the time, it just wasn’t printed, since the __repr__ implementation iterated over self.attrs. Expl…
AttributeError: ‘AnimalShelter’ object has no attribute ‘database’
I am not understanding why I am receiving this error as my .py file indicates that database is in fact an attribute. I have made sure that everything is indented as it should be and made sure that the correct .py is notated when importing AnimalShelter. I am following a walkthrough for this for class and the …
How to get the for attribute of label element using selenium
Am trying to use Python for the first time, and working on Selenium. Goal is to get the ID of the Input element. Am trying to work with a page that generates random ID for Input element. So cannot address that element by ID. How ever i found that the element has a label, and the label says For=”<Dyna…
Access attributes in JSON file with python and filter items which attribute matches to specific value
I have JSON file (list.json) as an input: I am trying to extract all modules (their names) if “Vendor” matches to some criteria, in this case all of the modules with “Vendor”: “comp” should be printed (Module2, Module3). My code is: import json When I run this code, I keep …
How is the initialization of objects considered in this code?
In this class there is no attribute called “a” then how x.a is considered ? Similarly what is “x.a.b”, “x.a.b.c”, “x.a.b.c.d”, “x.a.b.c.d.e” and how are they considered ?Is b is an attribute of x.a in the case of “x.a.b” and c is a attrib…
python assign attribute names and his values with a dictionary passed to the class
The normal way to pass a variable to a class atrubte is as follows: It is a convention to call the variable inside the init the same as the attribute. I could have done: Now imagine I would like to pass to the init method a dictionary with the name of the attributes and the values they should take. I
How can I implement a static attribute in Python?
How can I implement a static property or method-pair in Python using a sharable and accessible static attribute? Output: Edit: The above source code has a typo in set(). If that typo is fixed, the code runs perfectly. However, in the case of my original source code, that attribute was a List[str]. In that cas…