I have several vertexes that compose two triangles. Vertexes: Triangles: Now I need to export this data to a .txt file, to have the following output composed by two different parts: The first part was easy, as I only needed to enumerate each vertex based on the aforementioned list. The problem is with the sec…
Tag: python
Create Altair chart with grouped dates by week in X axis
With a dataset like this, how can I create a bar chart grouped by week so the X axis shows only two bars, april 03 – april 09 and april 11 – april 17? (Taking into account that the week starts on sundays, even tho there is no data for dates like april 04) Answer You can use the time
Django – how to access request body in a decorator?
I need to access the body of a request inside of a decorator, how can i do that? I’m calling the cache_page decorator from get in a class based view. In order to perform some logic, i need to access the URL of the request in the decorator. Here is my code: Edit: i tried to do that with @wraps
Reset a Table with Rich in Python, or delete a row?
How could I erase a row table in rich? (Erase the rows or reset all the table) ex. How could I reset tableTest or erase a row? Answer No, rich does not provide any APIs to Delete/Remove the rows. See this Support for deleting/removing rows/columns from table to understand why no such APIs are added to the Tab…
Increase Grid position by a number, randomly split over x & y that equal that number
I have created an path finding algorithm visuliser using pygame, that shows A* Vs. Dijkstra’s Algorith. the start node,end node and obstacles are all randomly positioned as such in order to evaluate, my algorithms I am constraining the distance between the start and end node (for small, medium and large…
How to remove quotes from Numeric data in Python
I have one numeric feature in a data frame but in excel some of the values contain quotes which need to be removed. Below table is what my data appears to be in Excel file now I want to remove quotes from last 3 rows using python. Col1 Col2 123 A 456 B 789 C “123” D “456” E “789&…
python multiprocessing.Array typing
When creating an array, I want to put it inside a dataclass, but I cannot find the type of the returned object. arr = multiprocessing.RawArray(“i”, 2) If I do: but multiprocessing.sharedctypes.c_long_Array_2 does not exists. How can I use type hints, e.g arr: the_type with multiprocessing Array? U…
Unable to reproduce results for spherical grid in FIPY
I’m trying to reproduce a result from this post (considering fixes provided in answer by jeguyer). But when I try to run the exact same code I receive the following warning: And resulting array of X_ca all consists of -inf’s. Is there any way to fix it? Thank you in advance. Answer As noted in my …
how to randomize a matrix keeping the rows fixed in python
I’m trying to randomize all the rows of my DataFrame but with no success. What I want to do is from this matrix to this I’ve tried with np. random.shuffle but it doesn’t work. I’m working in Google Colaboratory environment. Answer If you want to make this work with np.random.shuffle, t…
How to return False when file exists with FIleSensor
I’m trying to reverse FileSensor(): that is, with It will return True if the file exists. But, how can it return False when the file exists and True when it does not? Answer You could create a PythonSensor that checks for the existence of a file with the logic that you want.