I recently tried to deploy a flask app using Heroku. However, I encountered an internal server error. My code can be found here: https://github.com/chaneth8/Task_List. This is the message that appeared on my log in Heroku – what could the error be? Thanks in advance. Answer I studied your code and hoste…
Keras model fits on data with the wrong shape
I’ve created the following model: and the following dummy data: with the shapes of (4, None, 2) and (4, 3). Looking at the model structure one can see that the model has 3 outputs of shape (None, 1). I was wondering how come the fit works, when I expected they to be of shape (4, 3, 1) and not (4,
What’s the easiest way to retrieve FTP files based on a list of filenames (in multiple FTP directories) – Python
In FTP, the structure looks like this: For example: So each year has 12 folders (one for each month), each month contains multiple folders (one for one day), and each day have multiple csv files (filename is consisted of the date_xx.csv). I have a list of filenames that I want to download, for example: My cur…
In a Python Flask JWT, what is `sub`?
Here is an example JWT generated using the Flask-JWT-Extended library in Python 3: I can find documentation on all of these key/value pairs, except for sub. What is it? Answer According to the JWT spec, sub is a Subject claim: The “sub” (subject) claim identifies the principal that is the subject …
response.text is printing only special symbols for a plain-text response
A GET request downloads following output (checked the response with Chrome Dev Tools): HTML output Output via response.content When I am printing response.content to the console or to a file I am getting something like this: Output via response.text With response.text I got this (as depicted in image): Origin…
Tk Filedialog giving back a tuple
I am trying to take a file and put it into all directories 1 level down. I thought that this would be simple, what am I doing wrong? Answer Since it is “askopenfilenames”, it returns the results in the form of a tuple. You can iterate over it and move the files to the directory selected:
Merging 2 different DataFrame with different length
I have two DataFrame Consists of time and price columns. I want to create a new DataFrame df3 as the length of df2, and I also want to put df1[‘price’] in it like below Where price1 shows the mean of price1 values for the corresponding time2 values like below I’m sorry if it’s unclear,…
Add image to background of plot with Seaborn & Matplotlib
I am trying to create a Control Variability Grid Analysis in Python. This analysis requires plotting min and max blood glucose values (in this case, my own) per day on a scatterplot, with a background image that helps classify the overall glucose control. See here. I have found other threads that address this…
seaborn: ‘rows’ and ‘x_vars’ at the same time
I want a seaborn multiplot that varies the x-axis variable by column, but varies the subset of data shown by row. I can use PairGrid to vary the variables graphed, and I can use FacetGrid to vary the subsets graphed, but I don’t see any facility to do both at once, even though it seems like a natural ex…
Use slider to choose which graph to show
Suppose I want to show three simulations by reading three .xlsx files. Next, I want to design a slider to choose which simulation to show. If I move the slider to 0, then 0 will be the input to the function “update()”. The first simulation will be shown. The following is the code: If I move the sl…