I would like to have three plots in a single figure. The figure should have a subplot layout of two by two, where the first plot should occupy the first two subplot cells (i.e. the whole first row of plot cells) and the other plots should be positioned underneath the first one in cells 3 and 4. I know that
Tag: python
How to clear the Entry widget after a button is pressed in Tkinter?
I’m trying to clear the Entry widget after the user presses a button using Tkinter. I tried using ent.delete(0, END), but I got an error saying that strings don’t have the attribute delete. Here is my code, where I’m getting error on real.delete(0, END): Answer After poking around a bit thro…
Most recent previous business day in Python
I need to subtract business days from the current date. I currently have some code which needs always to be running on the most recent business day. So that may be today if we’re Monday thru Friday, but if it’s Saturday or Sunday then I need to set it back to the Friday before the weekend. I curre…
How to use glob() to find files recursively?
This is what I have: but I want to search the subfolders of src. Something like this would work: But this is obviously limited and clunky. Answer pathlib.Path.rglob Use pathlib.Path.rglob from the pathlib module, which was introduced in Python 3.5. If you don’t want to use pathlib, use can use glob.glob…
Can one use the Django database layer outside of Django?
I’ve got a nice database I’ve created in Django, and I’d like to interface with it through some python scripts outside of my website stuff. I’m curious if it’s possible to use the Django database API outside of a Django site, and if so does anyone have any info on how it can be d…
Hiding axis text in matplotlib plots
I’m trying to plot a figure without tickmarks or numbers on either of the axes (I use axes in the traditional sense, not the matplotlib nomenclature!). An issue I have come across is where matplotlib adjusts the x(y)ticklabels by subtracting a value N, then adds N at the end of the axis. This may be vag…
Getting next element while cycling through a list
When this reaches the last element, an IndexError is raised (as is the case for any list, tuple, dictionary, or string that is iterated). I actually want at that point for nextelem to equal li[0]. My rather cumbersome solution to this was Is there a better way of doing this? Answer After thinking this through…
django – inlineformset_factory with more than one ForeignKey
I’m trying to do a formset with the following models (boost is the primary): I want to display a form to add a Boost item, trying to do in this way : Here are my questions : 1 – When rendered, the combo box for “Creator” shows a list of “db.userInfo” (literally)! I want thi…
How to convert an XML string to a dictionary?
I have a program that reads an XML document from a socket. I have the XML document stored in a string which I would like to convert directly to a Python dictionary, the same way it is done in Django’s simplejson library. Take as an example: Then dic_xml would look like {‘person’ : { ‘n…
Splitting a list into N parts of approximately equal length
What is the best way to divide a list into roughly equal parts? For example, if the list has 7 elements and is split it into 2 parts, we want to get 3 elements in one part, and the other should have 4 elements. I’m looking for something like even_split(L, n) that breaks L into n parts. The code above