SqlModel - specify index type (B-Tree, Hash, etc.)
I'm looking at documentation for SQLModel. The python library is written by the author of FastAPI, so I'm eager to leverage the seamless db integration via SqlModel.In the docs, he illustrates what an...
View Articlewhy can't i import pandas in raspberrypi?
it is showing this error while importing pandas in raspberry piimport pandas as pdTraceback (most recent call last):File "", line 1, in File...
View ArticleHow to use OpenCV estimateAffinePartial2D
I need to align two (actually hundreds of) images and I'm at a loss on how to do that in Python with OpenCV (which I have never heard of before). It looks like I should first estimate the...
View ArticlePython sorted comparator
I am trying to sort a list of tuples on the lexicographic order of the sub-string that the tuples are indicating.In the following case, I wish to sort a which actaully represents ["sd", "dce", "ces"]....
View ArticleHow to make random email generator?
i want to make it so i get 7 random letters form my list and make it into a random email, however i can't get it to print out a full email only 1 letter at a time.import randomletters = ["a", "b","c",...
View Articlelangchain: How to view the context my retriever used when invoke
I am trying to make a private llm with RAG capabilities. I successfully followed a few tutorials and made one. But I wish to view the context the MultiVectorRetriever retriever used when langchain...
View ArticleIs a Python list's += operator equivalent to append() or extend()? [duplicate]
Python lists have a += operator as well as append and extend methods.If l is a list, is l += ... equivalent to l.append(...), l.extend(...), both, or neither?
View ArticleError: Firebase app initialized multiple times. Python
Okay so I get this error saying:ValueError: The default Firebase app already exists. This means you called initialize_app() more than once without providing an app name as the second argument. In most...
View ArticlePyTorch get all layers of model
What's the easiest way to take a pytorch model and get a list of all the layers without any nn.Sequence groupings? For example, a better way to do this?import pretrainedmodelsdef unwrap_model(model):...
View ArticlePYTHON: How to resolve inhomogenous shape?
I am attempt to save data in a *.npy file, using np.save.But encounter this error: setting an array element with a sequence. The requested array has an inhomogeneous shape after 2 dimensions. The...
View ArticleHow can I copy a entire list in python without deepcopy?
guys. I need to copy a list in python, however, I can only use for loop, in addition, it is forbidden special functions like deepcopy, also tuples, stacks, lambda, etc. Only FOR and simple python...
View ArticleVSCode autocomplete / hints not working for PySCIPopt (installed in conda env)
The problem:VSCode is not showing me hints or autocomplete options for methods of objects from the pyscipopt library.Minimal working example:To test that pysciopt is correctly installed, I wrote and...
View ArticleHow can I get a file from a directory with just a name and no file extension...
I can't really find any answers online but, I am trying to find a file (mainly images) in a directory with only the name of the file (since the files are named after users ids (1.png, 2.jpg, etc...))....
View Articleis there a way to get historical fund holdings by yahooquery?
YFINANCE or YAHOOQUERY: Retrieve holdings datashowed a way to get current fund holdings, how can we get the past few years holdings so that we can check the holding change. below is an sample...
View Articlehow can i add the total values in pivot_table using margins
df2 = pd.DataFrame(pd.read_excel(r"titanic.xls"))result = df2.pivot_table(index=['pclass', 'survived'], aggfunc='size')print(result)Result| pclass | survived | || -------- | -------------- |...
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Get previous and newly selected item on activation in QComboBox
In my program some comboboxes (QComboBox) were used to make several settings. Sometimes its necessary not only to know the item the user selected but also the item which was selected previously in the...
View ArticleWhy does Pyinstaller output exe have non-deterministic file size?
I am creating an exe file using pyinstaller, with python version 3.8.1 but my results vary, the exe itself works but the file size is slightly different each time.The build is executed using a '.spec'...
View ArticleTypeError: forward() got an unexpected keyword argument 'input_embeds' in...
I am trying to re-map the token ids with the ones from my custom tokenizer, but the captioned TypeError appears. Here is my custom model:class MyModel(BartForConditionalGeneration): def __init__(self,...
View ArticleHow to get data from django orm inside an asynchronous function?
I need to retrieve data from the database inside an asynchronous function. If I retrieve only one object by executing e.g:users = await sync_to_async(Creators.objects.first)()everything works as it...
View ArticleCan I use local resources for mp4 playback?
I am trying to use flet to play a local MP4 file.When I read the reference, I found that their shown code example is using only "http" resources:sample_media = [...
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