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78,130,743
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Parsing a csv file to add details to xml file
<p>Ned help to parse a csv file which has following details to xml file</p> <p>csv file is in the following format:</p> <pre><code>name,ip,timeout domain\user1,10.119.77.218,9000 domain\user2,2.80.189.26,9001 domain\user3,4.155.10.110,9002 domain\user4,9.214.119.86,9003 domain\user5,4.178.187.27,9004 domain\user6,3.76....
<python><xml><csv><scripting>
2024-03-08 23:42:56
2
736
deep
78,130,671
4,298,228
Alembic dependency resolution with depends_on
<p>I'm working on a project with multiple branches, and I'm finding something funny when running my migrations...</p> <p>I have a <code>main</code> branch that has the following revisions: <code>A --&gt; B --&gt; C</code></p> <p>And then a dev branch with <code>B' --&gt; C'</code></p> <p><code>B'</code> depends on <cod...
<python><alembic>
2024-03-08 23:16:12
1
341
Fernando
78,130,654
464,277
hmmlearn MultinomialHMM emissionprob_ size
<p>I'm using the code below to fit an HMM model with two hidden states, a vocabulary of size 5 (so 5 possible symbols), and a list of sequences, each with 10 observations. I don't understand why <code>model.emissionprob_</code> has size <code>(2, 10)</code>, when the number of columns should be equal to the number of s...
<python><statistics><probability><hidden-markov-models><hmmlearn>
2024-03-08 23:10:33
1
10,181
zzzbbx
78,130,460
2,727,167
equidistant points between two points in subarrays
<p>I have following matrix which represents xy points:</p> <p><a href="https://i.sstatic.net/BqY1L.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/BqY1L.png" alt="enter image description here" /></a></p> <p>First column is <strong>x</strong> coordinate, second column is <strong>y</strong> coordinate, thi...
<python><arrays><numpy>
2024-03-08 22:03:44
1
450
user2727167
78,130,401
1,561,777
Python Tensorflow-Intel For Linux Does Not Exist
<p>I am very new to Python. We have an Azure Python Function. We need to update the packages that it uses. Some of the packages are:</p> <pre><code>tensorflow==2.15.0 tensorflow-estimator==2.15.0 tensorflow-intel==2.15.0 tensorflow-io-gcs-filesystem==0.31.0 </code></pre> <p>I tested these Windows versions of the packag...
<python><linux><tensorflow><python-packaging><python-3.11>
2024-03-08 21:45:04
1
772
David.Warwick
78,130,380
7,265,114
Remove white spaces in subplots matplolib
<p>I try to plot the subplots as shown below. It works okay but it still have some white spaces at the end of figure. Is it possible remove white spaces. Any help would be very great.</p> <p>Here is the code and simulated data.</p> <pre><code>import numpy as np import xarray as xr import geopandas as gpd import requ...
<python><matplotlib><geopandas><python-xarray>
2024-03-08 21:38:51
0
1,141
Tuyen
78,130,279
10,801,098
Get ORM class from schema instance in SQL alchemy
<p>In SQL alchemy, you may do something like this to do a query:</p> <pre><code>model_instance = session.query(SomeModel).filter(SomeModel.value == some_value).first() </code></pre> <p>where <code>model_instance</code> is equivalent to some form of this, with data omitted:</p> <pre><code>model_instance = SomeModel( ......
<python><sqlalchemy>
2024-03-08 21:03:32
1
1,536
bug_spray
78,130,371
2,925,767
How to run EdgeOS configuration commands in python fabric
<p>I'm trying to programmatically update configuration in EdgeOS using a python script. I'm using fabric as an ssh client. <a href="https://docs.fabfile.org/en/latest/index.html" rel="nofollow noreferrer">https://docs.fabfile.org/en/latest/index.html</a></p> <p>Below &quot;---original question---&quot; describes the pr...
<linux><bash><ssh><python>
2024-03-08 20:53:41
2
1,085
icicleking
78,130,226
947,012
Why does my Azure Function disobey env var logging settings but respect host.json?
<p>I added logging through opentelemetry and now I am getting duplicated entries of logs as they are sent through both Function's handler and opentelemetry handler.</p> <p>I want to disable Function logging as opentelemetry adds tracer span awareness through OperationID/ParentID, thus making opentelemetry logs more fun...
<python><logging><azure-functions><azure-functions-runtime>
2024-03-08 20:50:22
2
3,234
greatvovan
78,130,203
6,401,403
Pandas: make list size in a column same as in another column
<p>I have two columns: <code>serial_number</code> and <code>inv_number</code> containing lists. If there is one <code>inv_number</code> for multiple <code>serial_number</code>, I need to make the size of <code>inv_number</code>'s list the same as <code>serial_number</code>'s.</p> <pre><code> serial_number ...
<python><pandas><list>
2024-03-08 20:44:12
2
5,345
Michael
78,130,054
1,036,582
Python imports fail when using unittest module
<p>I have the following directory structure:</p> <pre><code>project/ lambda_functions/ user_plot user_plot_lib/ ├── __init__.py ├── a.py └── b.py user_plot_client.py test/ unit/ ├── __init__.py ├── test_...
<python><python-import><python-unittest>
2024-03-08 20:10:41
0
373
Movieboy
78,129,981
23,519,070
Logging Error: Failed to initialize logging system. Log messages may be missing.?
<blockquote> <p>Logging Error: Failed to initialize logging system. Log messages may be missing. If this issue persists, try setting IDEPreferLogStreaming=YES in the active scheme actions environment variables.</p> </blockquote> <p>Has anyone else encountered this message?</p> <p>Where is <code>IDEPreferLogStreaming</c...
<python><swift><xcode>
2024-03-08 19:52:20
4
945
James Menkal
78,129,942
13,812,982
Reading a Protected View Excel file using xlsxwriter
<p>I am trying to read an Excel .xlsx file that has been saved from an Outlook attachment. My security setting (which I cannot change) puts this file into <code>Protected View</code> mode.</p> <p>If I try and read this file via <code>xlsxwriter</code></p> <pre><code>import xlsxwriter xlsx = 'protectedfile.xlsx' wbWrite...
<python><excel>
2024-03-08 19:43:08
0
4,331
DS_London
78,129,852
1,226,676
Uploading multiple large files with django on Google App Engine -- how to do multiple requests
<p>I'm trying to figure out how to load multiple large files (like 4K images) to Google Cloud Storage via django using the default admin interface.</p> <p>For example, I have a model with multiple images:</p> <pre><code>MyModel(models.Model): image_1 = models.ImageField( null=True, upload_to=&quot;m...
<python><django><google-app-engine><google-cloud-storage>
2024-03-08 19:21:50
0
5,568
nathan lachenmyer
78,129,833
4,575,197
How to add two side slide button to a line chart based on the year using Altair
<p>i have a line chart that has date as X axis. i want to filter this with a double (two) sided slide button for filtering proposes. So i want to be able to filter the data from starting and end date of the dataframe. my date is in YYYY-MM-DD format, so it needs to be transformed.</p> <p>my data:</p> <pre><code>data = ...
<python><dataframe><filtering><visualization><altair>
2024-03-08 19:15:28
0
10,490
Mostafa Bouzari
78,129,823
195,540
Python opentelemetry events in Application Insights
<p>I'm following the guides below trying to setup logging in Azure Application Insights for my django application:</p> <p><a href="https://uptrace.dev/get/instrument/opentelemetry-django.html" rel="nofollow noreferrer">https://uptrace.dev/get/instrument/opentelemetry-django.html</a> <a href="https://uptrace.dev/opentel...
<python><django><azure-application-insights><open-telemetry>
2024-03-08 19:13:19
1
1,787
scoopseven
78,129,351
1,744,357
SOAP Header Invalid Signature on Timestamp
<p>One of our SAML signatures in the SOAP header is invalid. You can confirm it fails at this website: <a href="https://tools.chilkat.io/xmlDsigVerify.cshtml" rel="nofollow noreferrer">https://tools.chilkat.io/xmlDsigVerify.cshtml</a> . We have attempted troubleshooting to no avail. We believe the issue lies somewhere ...
<python><soap><saml><zeep>
2024-03-08 17:30:41
1
571
rocket_boomerang_19
78,129,322
13,578,682
datetimes and dates should never be equal
<pre class="lang-py prettyprint-override"><code>from datetime import datetime, date class MyDate(date): pass print(MyDate(2024, 3, 8) == datetime(2024, 3, 8)) print(date(2024, 3, 8) == datetime(2024, 3, 8)) </code></pre> <p>Expected output:</p> <pre class="lang-py prettyprint-override"><code>False False </code></...
<python>
2024-03-08 17:23:47
1
665
no step on snek
78,129,071
6,197,439
Break/wrap long text of column names in Pandas dataframe plain text to_string output?
<p>Consider this example:</p> <pre class="lang-python prettyprint-override"><code>import pandas as pd df = pd.DataFrame({ &quot;LIDSA&quot;: [0, 1, 2, 3], &quot;CAE&quot;: [3, 5, 7, 9], &quot;FILA&quot;: [1, 2, 3, 4], # 2 is default, so table idx 1 is default &quot;VUAMA&quot;: [0.5, 1.0, 1.5, 2.0], }) df_coln...
<python><pandas><dataframe><word-wrap>
2024-03-08 16:38:25
2
5,938
sdbbs
78,129,051
4,269,851
Make this python loop algorithm shorter (mathematics invloved)
<p>For sake of learning i opt for not using any additional libraries.</p> <p>Goal of this algorithm to break lit <code>lst</code> into chunks 8 records each. And additionally load the values from dictionary <code>dct</code> for records of <code>lst</code> 1-8, 9-16, 17-24.</p> <p>Trying to avoid unnecessary <code>for l...
<python><loops><mathematical-optimization><mathematical-expressions>
2024-03-08 16:35:10
5
829
Roman Toasov
78,128,950
1,108,872
Why do I get back different eigenvectors that I put in?
<p>I am trying to build a matrix A from a set of eigenvectors and eigenvalues, and then reverse the operation to get the eigenvectors and eigenvalues back. I am not generally able to recover the eigenvalue-eigenvector combination that I start with, and I'm having trouble understanding why.</p> <p>I can fully appreciate...
<python><numpy><linear-algebra><eigenvalue><eigenvector>
2024-03-08 16:12:56
1
635
Nordlendingen
78,128,890
6,197,439
Pandas dataframe title/caption in plain text to_string output?
<p>As an example:</p> <pre class="lang-python prettyprint-override"><code>import pandas as pd df = pd.DataFrame({ &quot;Hello World&quot;: [1, 2, 3, 4], &quot;And Some More&quot;: [10.0, 20.0, 30.0, 40.0], }) df_caption = &quot;Table 1: My Table&quot; df.style.set_caption(df_caption) # only works for HTML; https:/...
<python><pandas><dataframe><pandas-styles>
2024-03-08 16:02:14
2
5,938
sdbbs
78,128,878
20,122,390
How can I apply a validator with each_item in Pydantic 2?
<p>I'm migrating a microservice from Pydantic 1 to Pydantic 2. Previously I had this:</p> <pre><code>class ComplementQuery(BaseModel): imports: List[str] = Field(default_factory=list) subquery: str = Field(...) @validator(&quot;imports&quot;, pre=True, each_item=True) def complement_imports(cls, value:...
<python><pydantic><pydantic-v2>
2024-03-08 15:58:27
1
988
Diego L
78,128,775
6,435,921
Leverage broadcasting to make this subtraction more efficient
<p>I have an array <code>x</code> of shape <code>(N, T, d)</code>. I have two functions <code>f</code> and <code>g</code> which both take an array of shape <code>(some_dimension, d)</code> and return an array of shape <code>(some_dimension, )</code>.</p> <p>I would like to compute <code>f</code> on all of <code>x</code...
<python><arrays><numpy><array-broadcasting>
2024-03-08 15:36:46
1
3,601
Euler_Salter
78,128,774
2,760,194
Intermittent Redis timeout issues when a Function attempts to connect to the server
<p>I might just be missing something very basic, but please bear with me.</p> <p>I need to have my Azure Function App connect to an Azure VM that has Redis in it. The following is a simple version of my code with the irrelevant parts removed:</p> <pre><code># main.py import logging import azure.functions as func from ...
<python><azure><redis><azure-functions><azure-virtual-machine>
2024-03-08 15:36:32
0
385
Cezille07
78,128,765
5,931,672
Running SQLAlchemy inside postgres docker container
<p>I have the following <code>Dockerfile</code>:</p> <pre><code>FROM postgres RUN apt-get update &amp;&amp; \ apt-get install \ --yes \ --no-install-recommends \ python3-pip libpq-dev RUN pip3 install \ --default-timeout=100 \ sqlalchemy sqlalchemy-utils sqlalchemy-utils psycopg2-binary COPY...
<python><docker><sqlalchemy><dockerfile>
2024-03-08 15:35:08
1
4,192
J Agustin Barrachina
78,128,731
1,045,704
How to print a horizontal line on the paper of a thermal printer?
<p>In HTML5 we use the <code>&lt;hr&gt;</code> tag to draw a horizontal line. Now from <code>Javascript</code> I want to post data to a Python project for printing on a <strong>thermal printer</strong> :</p> <pre><code>let data = &quot;Prestation : steak \n&quot;; data += &quot;Quantite : 3 \n&quot;; data += // here I ...
<javascript><python><jquery><thermal-printer>
2024-03-08 15:30:13
1
19,577
pheromix
78,128,694
13,328,625
Huggingface Seq2seqTrainer freezes on evaluation
<p>I'm currently trying to train a Whisper model by following the <a href="https://huggingface.co/blog/fine-tune-whisper#training-and-evaluation" rel="nofollow noreferrer">Fine Tune Whisper Model</a> tutorial. However, during the training phase where I call <code>trainer.train()</code>. I see the progress bar progresse...
<python><huggingface-transformers><huggingface><openai-whisper><huggingface-trainer>
2024-03-08 15:24:41
1
478
InvalidHop
78,128,662
4,212,158
Converting Pytorch bfloat16 tensors to numpy throws TypeError
<p>When you try to convert a Torch bfloat16 tensor to a numpy array, it throws a <code>TypeError</code>:</p> <pre class="lang-py prettyprint-override"><code>import torch x = torch.Tensor([0]).to(torch.bfloat16) x.numpy() # TypeError: Got unsupported ScalarType BFloat16 import numpy as np np.array(x) # same error </...
<python><numpy><pytorch><floating-point><tensor>
2024-03-08 15:18:42
1
20,332
Ricardo Decal
78,128,397
6,779,049
Ignore Greek Letter Representation in SymPy?
<p>I'm trying to make a variable with the subscript <code>pi</code> on it as follows:</p> <pre><code>r_pi = sp.symbols('r_pi') </code></pre> <p><a href="https://i.sstatic.net/amlfR.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/amlfR.png" alt="enter image description here" /></a></p> <p>When displayed, ...
<python><sympy>
2024-03-08 14:34:33
1
398
Nick-H
78,128,367
8,506,921
Cross merge by group in pandas
<p>I am trying to cross merge two dataframes but limiting the merge so only combinations within the same group are provided. The pandas documentation says <code>When performing a cross merge, no column specifications to merge on are allowed</code>. At the moment to achieve this I'm using a for loop and concatenating th...
<python><pandas>
2024-03-08 14:29:21
1
1,874
Jaccar
78,128,366
6,779,049
How to Change String Representation of Sympy Symbol?
<p>Is there a simple way to change the string representation of a SymPy Symbol?</p> <p>Example:</p> <pre><code>rpj_g0x = sp.symbols('r_{pj/g0\\,x}') </code></pre> <p>This will give me a valid, nicely printed symbol representing the x-component of a position vector.</p> <p><a href="https://i.sstatic.net/1PRA4.png" rel="...
<python><sympy>
2024-03-08 14:29:13
0
398
Nick-H
78,128,335
4,362,655
Correlation matrix shrinkage causes matrix multiplication error for monte carlo simulation
<p>I have list of 10 stocks and a correlation 10x10 correlation matrix for these stocks. I have to reduce the size of this matrix to 3x3 and use it for Monte Carlo simulation to simulate possible outcomes. The problem is that reducing the size is causing the matrix multiplication to fail. How can I move forward ?</p> <...
<python><correlation><matrix-multiplication><pca><montecarlo>
2024-03-08 14:23:51
0
1,575
LuckyStarr
78,128,310
2,175,347
PySimpleGUI: How to detect overflow of elements beyond the window limits?
<p>In the example below, there is a row with more elements than fit the window. How can I detect the overflow?</p> <pre class="lang-py prettyprint-override"><code>import PySimpleGUI as sg layout = [[sg.Text(f&quot;word{i}&quot;) for i in range(30)]] window = sg.Window(&quot;Demo&quot;, layout, size=(500, 100)) window...
<python><user-interface><pysimplegui>
2024-03-08 14:20:06
1
346
tmalsburg
78,128,307
5,043,301
How to show data from Database to in Django Templates
<p><strong>I am learning django. My <code>views.py</code> is like below which is inside <code>student</code> app folder.</strong></p> <pre><code>from django.shortcuts import render # from .models import Student from student.models import Student # Create your views here. def home(request): student_data = Student....
<python><django>
2024-03-08 14:19:38
0
7,102
abu abu
78,128,206
4,930,914
Return sentences from list of sentences using user specified keyword
<p>I got a list of sentences (roughly 20000) stored in excel file named list.xlsx and sheet named Sentence under column name named Sentence.</p> <p>My intention is to get words from user and return those sentences where in those exact words matches.</p> <p>I am currently able to do so with the code i developed using s...
<python><spacy><text-processing>
2024-03-08 14:02:59
1
915
Programmer_nltk
78,128,203
2,092,445
How to get hold of Warnings in Pandera as objects instead of string?
<p>I am new to Pandera and using it to run some schema validations on my dataframe. I want to use a mix of warnings and errors. The error part is what is working seamlessly. What I am doing is to catch the rows in the original dataframe which failed validations using index column of failure_cases in SchemaErrors and s...
<python><pandera>
2024-03-08 14:02:52
0
2,264
Naxi
78,127,976
5,547,553
How to add new columns from a list to an existing dataframe in polars?
<br> I'd like to add new empty columns (elements of mylist) to an existing dataframe.<br> This code does it: <pre><code>import polars as pl df = pl.DataFrame({'a': [1,2,3]}) mylist = [f'col{i}' for i in range(1,4)] data = [[''] for i in range(1,len(mylist)+1)] df.join(pl.DataFrame(data=data,schema=mylist), ho...
<python><dataframe><python-polars>
2024-03-08 13:25:30
2
1,174
lmocsi
78,127,851
3,616,293
Find neighborhood for torch tensor
<p>I am trying to implement a Self-Organizing Map where for a given input sample, the best matching unit/winning unit is chosen based on (say) L2-norm distance between the SOM and the input. The winning unit/BMU (som[x, y]) has the smallest L2 distance from the given input (z):</p> <pre><code># Input batch: batch-size ...
<python><numpy><pytorch>
2024-03-08 13:01:39
1
2,518
Arun
78,127,662
1,473,517
How to remove "exterior" parts of a diagonal line that is clipping a circle
<p>In this <a href="https://stackoverflow.com/a/78120592/1473517">answer</a> it shown how to use <a href="https://matplotlib.org/stable/users/explain/artists/transforms_tutorial.html" rel="nofollow noreferrer">transdata</a> to clip a circle with a diagonal line. The code and images are:</p> <pre><code> import matplotli...
<python><matplotlib>
2024-03-08 12:25:46
1
21,513
Simd
78,127,637
11,516,350
Flask babel not workinf since revamped project with blueprints
<p>I have an app working well and translating with flask babel.</p> <p>Then, I started to split the code in modules and generating blueprints instead of still writing all code inside the same .py file.</p> <p>This is my project structure:</p> <p><a href="https://i.sstatic.net/MWkSV.png" rel="nofollow noreferrer"><img s...
<python><flask><internationalization><flask-babel>
2024-03-08 12:22:01
2
1,347
UrbanoJVR
78,127,593
4,575,197
How to move Altair dropdown to under the legend dynamically (for every screen size)
<p>it's been a while that i have done CSS coding so i need help. i want to move the drop down list from under the chart to under the legend. Dataframe:</p> <pre><code>data = { 'Adj Close': [1.308934, 2.169581, 2.876765, 2.357847, 2.179156], 'Yahoo Finance return': [0.670226, 1.298566, 0.920492, -0.721652, -0.30...
<python><css><dataframe><visualization><altair>
2024-03-08 12:13:28
0
10,490
Mostafa Bouzari
78,127,591
132,785
Pandas with pyarrow does not use additional memory when splitting dataframe
<p>When using the <code>float64[pyarrow]</code> dtype in Pandas 2.2.1, it appears that no additional memory is used when splitting a dataframe in two, and then joining it back together again.</p> <p>When the regular <code>float64</code> dtype is used, this uses 3x the memory of the original dataframe (which is what I'd...
<python><pandas><pyarrow>
2024-03-08 12:12:40
1
1,988
Neil
78,127,307
5,799,799
How to read parquet files from AWS S3 with polars
<p>Following the <a href="https://docs.pola.rs/user-guide/io/cloud-storage/#reading-from-cloud-storage" rel="nofollow noreferrer">documentation</a> for reading from cloud storage, I have created the below script that fails.</p> <pre class="lang-py prettyprint-override"><code>import boto3 import polars as pl import os ...
<python><dataframe><amazon-s3><python-polars>
2024-03-08 11:16:26
1
435
DataJack
78,127,124
2,545,680
Is module system resolution in Python synchronous or asynchronous
<p>In JavaScript world there are two types of module systems - CommonJS and ES modules. They use different resolution systems - CommonJS is synchronous and ES modules is asynchronous.</p> <p>Based on this quote from the &quot;Learning Python&quot; book it seems that the module system is synchronous:</p> <blockquote> <p...
<python>
2024-03-08 10:42:42
0
106,269
Max Koretskyi
78,127,052
9,640,238
Grouping a DataFrame containing a JSON column
<p>I want to de-duplicate records in a dataframe by grouping values. My data has a structure such as this:</p> <pre class="lang-py prettyprint-override"><code>json = { &quot;employees&quot;: [ {&quot;name&quot;: &quot;Shyam&quot;, &quot;email&quot;: &quot;shyamjaiswal@gmail.com&quot;}, {&quot;name&q...
<python><json><pandas><dataframe>
2024-03-08 10:29:52
1
2,690
mrgou
78,126,729
7,848,740
Clear console to get a single row of logging in terminal Python
<p>I'm trying to display a single line of logging in the console instead of have a bunh of lines for every single update.</p> <p>I think with an example is easy to understand. I have a while True cycle like:</p> <pre><code>logging.info(&quot;Starting&quot;) while True: data = checknewdata() logging.info(&quot;D...
<python><logging><console>
2024-03-08 09:37:42
1
1,679
NicoCaldo
78,126,715
10,863,083
Convert IMU data into trajectory data
<p>I am using IMU data in the next format : [![enter image description here][1]][1]</p> <p>Here is the whole file : <a href="https://github.com/badiaamakhlouf/Awesome_Dataset/blob/main/digit7.csv" rel="nofollow noreferrer">https://github.com/badiaamakhlouf/Awesome_Dataset/blob/main/digit7.csv</a></p> <p>I want to extra...
<python><accelerometer><gyroscope><imu><devicemotion>
2024-03-08 09:35:06
0
417
baddy
78,126,632
3,616,293
Find winning unit between 2 torch tensors of different shapes
<p>I am trying to implement a Self-Organizing Map where for a given input sample, the best matching unit/winning unit is chosen based on (say) L2-norm distance between the SOM and the input. To implement this, I have:</p> <pre><code># Input batch: batch-size = 512, input-dim = 84- z = torch.randn(512, 84) # SOM shape:...
<python><numpy><pytorch>
2024-03-08 09:19:26
1
2,518
Arun
78,126,282
23,106,915
How to prevent repeated downloading with HuggingFace
<h4>Description:</h4> <p>I am confused on how the installation of the packages are performed. Currently I was working on a StableDiffusion model and every-time I run the code its again and again downloading files which are 3 to 4 Gigs big.</p> <h4>Code:</h4> <p>This is the code I was trying to run at first:</p> <pre cl...
<python><pytorch><huggingface><stable-diffusion>
2024-03-08 08:09:49
1
546
AshhadDevLab
78,126,259
7,357,673
How to use Python package "fastkde" to predict density at each given data point?
<p>I am trying to use the <a href="https://github.com/LBL-EESA/fastkde" rel="nofollow noreferrer">package</a> <code>fastkde</code> to estimate the density from a sample. The authors give an example</p> <pre><code>&quot;&quot;&quot; Demonstrate the first README example. &quot;&quot;&quot; import numpy as np import fastk...
<python><kernel-density><probability-density>
2024-03-08 08:04:14
1
2,882
Akira
78,126,251
2,446,702
Wxpython Sizer position
<p>I have the below sample application which has a couple of simple sizers which, for some reason, are centered vertically, which I dont want (see attachment). I want the wxchoice sizer to be position at the top of the window, not in the middle vertically, even when resizing the window, it stays in that position, but I...
<python><wxpython><sizer>
2024-03-08 08:02:06
2
3,255
speedyrazor
78,126,235
10,200,497
Is it possible to exclude first n values in each window when using rolling() to get the maximum value?
<p>This is my DataFrame:</p> <pre><code>import pandas as pd df = pd.DataFrame({'a': [150, 106, 119, 131, 121, 140, 160, 119, 170]}) </code></pre> <p>And this is the expected output. I want to create column <code>b</code>:</p> <pre><code> a b 0 150 140 1 106 160 2 119 160 3 131 161 4 1...
<python><pandas>
2024-03-08 07:58:50
1
2,679
AmirX
78,125,897
2,604,247
Is Dependency Inversion Necessary to Ensure Decoupling between Caller and Callee?
<p>I am trying to understand the dependency inversion principle (DIP) via some simple, but concrete codes and classes (implemented in python) from <a href="https://www.pythontutorial.net/python-oop/python-dependency-inversion-principle" rel="nofollow noreferrer">this tutorial</a>. I am summarising it (with my own comme...
<python><oop><solid-principles><object-oriented-analysis><dependency-inversion>
2024-03-08 06:34:57
2
1,720
Della
78,125,825
14,256,643
Django How to save image on my custom path when triggering signals
<p>When I trigger this signal, the image is copied from my ImageModel and uploaded to my OrderItem model in the order_image_file field. The product image is being saved to its original ImageModel destination even though I have defined a custom path in my OrderItem model.</p> <pre><code>def orderImage_upload_path(instan...
<python><python-3.x><django><django-models>
2024-03-08 06:15:58
1
1,647
boyenec
78,125,650
2,982,323
pytest two level of parametrization with one parameter dependent on other one
<p>I have to a test a scenario where one parameter is dependent on other. I tried using the pytest hook <code>pytest_generate_test</code> but i'm not sure how to pass a retrieve the value in hook which is parametrized in the test.</p> <pre><code>import pytest import logging logger = logging.getLogger(__name__) apps = ...
<python><pytest><dynamicparameters>
2024-03-08 05:10:20
2
687
Swaroop Kundeti
78,125,524
9,986,939
Adding Dynamic PV/C to Airflow pods
<p>Problem: I have airflow on kubernetes and I have an issue with massive disk pressure on the nodes.</p> <p>Context: There are about 5k pods a day and they are running a Python ETL package. I'm using airflow's KubernetesPodOperator to dynamically generate the pods via a class called &quot;KubernetesPodGenerator&quot;....
<python><kubernetes><airflow>
2024-03-08 04:24:48
0
407
Robert Riley
78,125,493
4,294,028
Stitching together overlapping arrays in scipy
<p>Given two numpy arrays (matrices)</p> <pre><code>A = np.linspace(1,9,9).reshape(3,3) B = np.linspace(10,18,9).reshape(3,3) </code></pre> <p>We can combine them into a block diagonal matrix by doing:</p> <pre><code>from scipy.linalg import block_diag block_diag(A,B) array([[ 1., 2., 3., 0., 0., 0.], [ 4.,...
<python><scipy><sparse-matrix><diagonal>
2024-03-08 04:08:52
1
938
WeakLearner
78,124,960
2,877,552
Python library to open a file handle to Azure Blob Storage object, similar to s3fs library for AWS S3
<p>For AWS S3, there is a Python library called <a href="https://github.com/fsspec/s3fs/" rel="nofollow noreferrer">s3fs</a> that can open file handles to S3 objects.</p> <p>E.g.</p> <pre><code>import s3fs s3 = s3fs.S3FileSystem(anon=True) with s3.open('my-bucket/my-file.txt', 'rb') as f: print(f.read()) </code></p...
<python><azure-blob-storage>
2024-03-08 00:07:47
2
734
Kevin Tianyu Xu
78,124,839
525,865
scraper on wikipedia: deprecated methods - removed from pandas in a future version
<p>this is one of my first steps in webscraping so i need to have some hints and tips: note i love to scrape on Wikipage.</p> <p>btw: probably i gonna make use of this: <a href="https://stackoverflow.com/questions/7185288/how-can-i-get-wikipedia-content-using-wikipedias-api">How can I get Wikipedia content using Wikipe...
<python><bash><web-scraping>
2024-03-07 23:19:43
0
1,223
zero
78,124,761
4,736,459
How to properly send response to React Frontend from Django Channels?
<p>I am trying to use Django Channels to implement long-polling for a React frontend web app and Django REST backend. I believe that much of what I have is working to some degree, but some thing(s) must be incorrectly configured or coded to produce unexpected results.</p> <hr /> <p><strong>UPDATE</strong>: It seems tha...
<python><reactjs><axios><fetch-api><django-channels>
2024-03-07 22:54:01
0
703
Doug Steiert
78,124,647
4,883,262
How to set scope correctly for a parameterized fixture
<p>Scope of a parameterized fixture is not working.</p> <p>Here is an example of the fixture and the test:</p> <pre><code>@pytest.fixture(scope='session') def my_fixture(request): # make some API calls # print API call response return response </code></pre> <p>Tests</p> <pre><code>@pytest.mark.para...
<python><pytest>
2024-03-07 22:25:34
2
362
gowthamjs23
78,124,626
4,727,774
Why dtypes are not changing when updating columns in Pandas 2.x but would change in Pandas 1.x?
<p>When changing the values and/or dtypes of specific columns there is a different behaviour from Pandas 1.x to 2.x.</p> <p>For example, on column <code>e</code> in the example below:</p> <ul> <li>Pandas 1.x: Using <code>pd.to_datetime</code> to update the column will parse the date and change its dtype</li> <li>Pandas...
<python><pandas><dataframe><pandas-loc>
2024-03-07 22:19:25
1
393
bpbutti
78,124,574
1,874,170
Proper way to use KeyboardInterrupt with UDP socket.recv()?
<p>I'm currently using <code>socket.socketpair()</code> with <code>signal.set_wakeup_fd()</code> as a solution to make <code>socket.recv()</code> compatible with <code>KeyboardInterrupt</code> on Windows — particularly when using UDP — see below for example.</p> <p>I'm also aware of the <a href="https://stackoverflow.c...
<python><sockets><signals>
2024-03-07 22:02:55
1
1,117
JamesTheAwesomeDude
78,124,421
7,758,174
How to pass a file as hyperparameters for argparse
<p>I am trying to reproduce a pipeline from github. Since the Idea is to reproduce it, I don't want to change the code. Onde of the scripts ask for hyperparameters to be passed as a dictionary, as in <code> -p {'param1' : 'p1', 'param1' : 'p2' ...}</code> and so forth. These parameters are processed with argparse.</p> ...
<python><argparse>
2024-03-07 21:26:56
2
430
RMelo
78,124,417
3,957,754
oracledb.exceptions.DatabaseError: DPY-4011: the database or network closed the connection - python oracledb library
<p>I'm trying to connect oracle 11g with python</p> <pre><code>import oracledb import os user = 'system' password = 'admin123' port = 1521 service_name = 'xe' oracle_server_addr = 'localhost' conn_string = &quot;{oracle_server_addr}:{port}/{service_name}&quot;.format(oracle_server_addr=oracle_server_addr, port=port, ...
<python><oracle-database><oracle11g><python-oracledb>
2024-03-07 21:25:53
1
16,864
JRichardsz
78,124,241
23,555,881
Python to format and create a nested JSON file
<p>I am using pandas &quot;to_json&quot; option to generate some JSON files after filtering DF. The output of these comes as below:</p> <pre><code>[{&quot;time&quot;:1677287760000,&quot;x&quot;:0.001,&quot;y&quot;:0.001,&quot;z&quot;:0.0},{&quot;time&quot;:1677632400000,&quot;x&quot;:0.0,&quot;y&quot;:0.0,&quot;z&quot;...
<python><json><pandas>
2024-03-07 20:43:38
2
606
Halod
78,124,127
4,294,028
Sampling from a Normal distribution with sparse covariance matrix
<p>To sample from a gaussian distribution with mean zero and covariance matrix S, we can do the following:</p> <pre><code>from scipy import sparse from numpy import np S = sparse.diags([np.full(100,1),0.1*np.ones(99),0.1*np.ones(99)],[0,-1,1]) S.A array([[1. , 0.1, 0. , ..., 0. , 0. , 0. ], [0.1, 1. , 0.1, ..., ...
<python><random><sparse-matrix><sample>
2024-03-07 20:19:52
0
938
WeakLearner
78,124,029
2,301,970
# Computing multiple 1d curves into their 2d array (image) representation
<p>I wonder if anyone could please help me do this operation in python as efficiently as possible. I think numpy fancy indexing is the best approach but I have not been able to make it work (any alternative approach is also welcome)</p> <p>I have simple data sets which take the shape of curves like this:</p> <p><a href...
<python><numpy><performance><indexing>
2024-03-07 19:58:36
2
693
Delosari
78,123,814
3,618,604
Installing pyfftw on mac OSX
<p>I am trying to install <code>pyfftw</code> on mac OSX using <code>pip</code>. Here is what I have already done.</p> <p>I have installed fftw using <code>brew install fftw</code>, and also tested the linking, by compiling and running the following code:</p> <pre><code>#include &lt;fftw3.h&gt; int main() { printf...
<python><pip><conda><fftw><pyfftw>
2024-03-07 19:12:20
0
353
R.U.
78,123,702
8,652,920
How to access fixtures from pytest hook pytest_collection_modifyitems?
<pre class="lang-py prettyprint-override"><code>$ ls conftest.py __pycache__ test.py $ cat conftest.py import pytest @pytest.fixture def myfixture(): t = 800 yield t def pytest_collection_modifyitems(config, items): # I want a reference to myfixture here pass $ cat test.py import pytest def tes...
<python><python-3.x><pytest><fixtures>
2024-03-07 18:47:00
0
4,239
notacorn
78,123,684
286,034
running django tests --parallel and splitting log files per test-runner worker
<p>I'm using <code>manage.py test --parallel</code> to run my tests and want to create a separate log file for each test runner.</p> <p>Currently, all the test runner worker write to the same log file, so I get a single log file with contents &quot;striped&quot; like this:</p> <pre><code>[ForkPoolWorker-2] ... [ForkPoo...
<python><django><python-unittest><django-unittest>
2024-03-07 18:45:28
0
320
siebo
78,123,564
7,404,222
Opencv movement detection without being trigger by random noise
<p>I'm new to image processing and I'm struggling a bit, I'm making my own diy security software and I made a function to detect some movement in order to start recording and notify me.</p> <p>The idea of this function is to take two images and diff them in order to find some movement, the problem I have is that either...
<python><opencv><image-processing><computer-vision><detection>
2024-03-07 18:20:46
3
390
pipou
78,123,402
51,280
Ideal Conda and pip workflow to get the latest dependencies
<p>I usually start with this conda environment when I have a dependency called <code>the_dependency</code>:</p> <pre class="lang-yaml prettyprint-override"><code>name: my_app channels: - defaults - conda-forge dependencies: - python=3.11 - pip - pip: - the_dependency </code></pre> <p>I find that <code>pip...
<python><pip><conda>
2024-03-07 17:45:43
0
5,458
opyate
78,123,358
9,053,942
What is the best approach to train a pytorch model over large dataset stored in a database?
<p>I have a large dataset, and for convenience, I put it in an sqlite database. It has about 270k rows, each row has 10_000 bp long DNA sequence. It's impossible to load the entire dataset at once, let alone train a model (yeah, I tried, and my laptop's GPU ain't running / making any noise).</p> <p>So currently I am ru...
<python><sqlite><deep-learning><pytorch>
2024-03-07 17:36:15
2
2,226
Qazi Fahim Farhan
78,123,245
17,617,395
How can we draw a interactable CIElab Color Space using python and also plot the data points (having color parameters l*,a*, b* , h and C* values)?
<p>I want to measure the color difference between the reference and sample. And also want to show the color shift (difference) on the chart itself. For you reference below is the color space picture. Also Parameters with range and significance:</p> <ul> <li>L* [lightness - black to white]:[0 to 100]</li> <li>a* [green ...
<python><python-3.x><colors><visualization>
2024-03-07 17:17:15
0
371
Abhishek Kashyap
78,123,239
9,322,863
Ensure trivial solution is found to matrix equation
<p>I'm trying to solve a matrix equation $Ax = b$ with numpy (actually I'm using <code>scipy.sparse</code> but I believe the question remains the same). In my setup, $b$ is the derivative of some function.</p> <p>In my system, it's possible that the equation may sometimes be $Ax = 0$, in which case I want to get the ze...
<python><numpy><scipy><linear-algebra><differential-equations>
2024-03-07 17:16:29
1
323
TIF
78,123,222
11,516,350
Error configuring flask-babel method jinja2 not found
<p>This is my babel.cfg file:</p> <pre><code>[python: **.py] [jinja2: **/templates/**.html] </code></pre> <p>When I execute this command:</p> <p><code>pybabel extract -F babel.cfg -k _l -o messages.pot .</code></p> <p>Then return this error:</p> <pre><code>ValueError: Unknown extraction method 'jinja2' </code></pre> <p...
<python><flask><translation><flask-babel>
2024-03-07 17:13:32
1
1,347
UrbanoJVR
78,123,183
20,075,659
Redis Data Persistance
<p>I want to store the Redis data in memory to Hard or any other in my server if sudden shutdowns or restarts happen and restore after it restarts. Are there a way to do it in Python without slowing the read/write on Redis?</p>
<python><redis>
2024-03-07 17:05:24
1
396
Anon
78,123,149
7,211,014
Flask (connexion) app not reloading monitored extra_files when building app as a python package
<p>I have a python flask (using connexion) project that I need to reload if I change any of the files in the project. This project is built into a python module using <code>setup.py</code>, then run. I tried using <code>extra_files</code> parameter when running the project but this does not help. I could not tell if th...
<python><flask><package><watchdog><connexion>
2024-03-07 17:01:31
1
1,338
Dave
78,123,142
11,516,350
Flask babel is marking fuzzy without reason
<p>I have these 2 files:</p> <pre><code>msgid &quot;Categories&quot; msgstr &quot;Categories&quot; msgid &quot;Dashboard&quot; msgstr &quot;Dashboard&quot; </code></pre> <p>And:</p> <pre><code>msgid &quot;Categories&quot; msgstr &quot;Categorías&quot; msgid &quot;Dashboard&quot; msgstr &quot;Dashboard&quot; </code><...
<python><flask><internationalization><translation><flask-babel>
2024-03-07 17:00:45
1
1,347
UrbanoJVR
78,123,062
9,025,983
Python AWS CDK Unable to synthetize stack, Unable to set secret rotation in aws cdk
<p>I've been unable to synth my cdk stack. I need to instantiate a Postgres RDS database instance. I've attempted to add a single user and secrete rotation schedule to no avail. Do you have any ideas of what is required to achieve a secret rotation? The error message received when trying to synth the stack:</p> <p><co...
<python><aws-cdk><aws-secrets-manager>
2024-03-07 16:46:24
1
523
Francisco
78,122,985
2,989,089
Test for object callability in match-case construct
<p>For context, I have a function that matches keys in a dictionary to perform certain action; to match item keys, the function accepts either a sequence of keys to match, or a function that recognizes those keys.</p> <p>I'm wondering if I can use the <code>match-case</code> pattern for it. I try something like:</p> <p...
<python>
2024-03-07 16:33:55
2
884
Antoine Gallix
78,122,965
13,392,257
Cognito Pre-SignUp Trigger - Empty Lambda Event
<p>I am trying to trigger AWS lambda code for AWS Cognito signup</p> <p>My actions</p> <ol> <li>Creted a code (AWS lambda)</li> </ol> <pre><code>import json import boto3 client = boto3.client('cognito-idp', region_name='eu-central-1') def lambda_handler(event, context): print(&quot;DEBUG: register a new user&quot...
<python><amazon-web-services><aws-lambda><amazon-cognito>
2024-03-07 16:31:22
1
1,708
mascai
78,122,848
7,949,129
Microsoft Graph-API (graph.microsoft.com/v1.0) returns duplicate or non existing mails
<p>I have an Outlook account and I see <strong>one Mail</strong> in my inbox folder. I can somehow also expand this mail in the overview which will expand it to two entries. (Probably because it was forwarded once and moved into Archive folder and then back to inbox). But I cannot delete one of them, I can just delete ...
<python><email><python-requests><microsoft-graph-api><office365>
2024-03-07 16:12:47
0
359
A. L
78,122,836
3,385,432
Difference between numpy power and ** for certain values
<p>I have a numpy array where the entries in <code>f**2</code> differ from <code>f[i]**2</code>, but only for some specific value.</p> <pre><code>import numpy as np np.set_printoptions(precision = 16) f = np.array([ -40709.6555510835, -40708.6555510835, -33467.081758611654, -27653.379955714125]) f2 = f**2 # f2 = np.p...
<python><numpy>
2024-03-07 16:11:35
3
988
jmlarson
78,122,820
7,662,164
Equivalent of `jax.lax.cond` for multiple boolean conditions
<p>Currently <code>jax.lax.cond</code> works for one boolean condition. Is there a way to extend it to multiple boolean conditions?</p> <p>As an example, below is an untraceable function:</p> <pre><code>def func(x): if x &lt; 0: return x elif (x &gt;= 0) &amp; (x &lt; 1): return 2*x else: return 3*x </code>...
<python><conditional-statements><jit><jax>
2024-03-07 16:08:51
1
335
Jingyang Wang
78,122,755
9,107,502
PySide GUI freezes during filtering using QSortFilterProxyModel
<p>I'm developing a PySide6/Python3 application, that contains a QTableView with a custom model <code>DataFrameTableModel</code>. I want to support filtering the rendered table. Hence, I'm using <code>QSortFilterProxyModel</code> in addition.</p> <p>One requirement is to filter based on columns with different operators...
<python><qt><pyqt><pyside><pyside6>
2024-03-07 15:58:51
1
1,320
Constantin Müller
78,122,677
7,631,505
Matplotlib 3d zoom issue
<p>Here to ask a question about the basic matplotlib 3d plotting tools. Now, let me make some dummy data to explain my issue:</p> <pre><code>import numpy as np import matplotlib.pyplot as plt x = np.linspace(-1, 1, 1000) y = x X, Y = np.meshgrid(x, y) f = np.exp(-(X**2 / 0.5) - Y**2 / 0.5) </code></pre> <p>I have ...
<python><matplotlib><matplotlib-3d>
2024-03-07 15:48:51
1
316
mmonti
78,122,636
4,704,335
How do you cleanly terminate a zmq steerable proxy in python?
<h2>Context</h2> <p>I am implementing a many-to-many in process Pub/Sub interface with python zmq that can be built up and torn down as needed in a running application. I am using a proxy to connect the <code>XSUB</code> and <code>XPUB</code> sockets and am utilizing the <code>zmq.proxy_steerable</code> variant so tha...
<python><pyzmq>
2024-03-07 15:42:32
1
1,066
Kenneth E. Bellock
78,122,590
8,378,586
How to preserve type hints despite variable type annotation during assignment
<p>I am writing a <code>Lazy</code> class that works like <code>partial</code>, but has some extra functionalities. The goal is to pre-initialize an object by wrapping it in the <code>Lazy</code> class and later finish the initialization by calling <code>to_eager</code>, where the user can provide some additional argum...
<python><python-typing><pyright>
2024-03-07 15:36:05
1
308
JAV
78,122,541
2,610,933
Unexpected keyword argument 'use_dora' when attempting to generate summary from Mistral7B fine-tuned LLM
<p>I have fine-tuned a Mistral7B LLM using LoRA in 16 bit configuration using samsum training set from Hugginggace. The idea is to feed the fine-tuned LLM a conversation an it should generate a summary.</p> <p>here is my trining script:</p> <pre><code># set the train &amp; validation data set from datasets import load_...
<python><machine-learning>
2024-03-07 15:29:37
1
2,112
android enthusiast
78,122,504
86,072
how can I spot if a callable is a generator?
<p><strong>Context</strong></p> <p>for testing purposes, I would like to trace all calls to the methods of an object.</p> <p>right now: I managed to write the following loop:</p> <pre class="lang-py prettyprint-override"><code>def instrument_obj(obj): for k in dir(obj): try: method = getattr(obj...
<python><python-3.11>
2024-03-07 15:23:33
1
53,340
LeGEC
78,122,301
5,547,553
How to handle multi-line results of user-defined functions in polars?
<br> I'd like to parse lines of text to multiple columns and lines in polars, with user defined function. <pre><code>import polars as pl df = pl.DataFrame({'file': ['aaa.txt','bbb.txt'], 'text': ['my little pony, your big pony','apple+banana, cake+coke']}) def myfunc(p_str: str) -&gt; list: res = [] for line i...
<python><dataframe><python-polars>
2024-03-07 14:55:20
2
1,174
lmocsi
78,122,099
10,811,647
How to display YOLO predictions on Grafana?
<p>I am trying to display my YOLO predictions directly on my grafana dashboard/graph. My model takes a picture of the grafana graph as input and detects the various graph patterns that correspond to different categories. I would like to use the graph shown inside the webpage as input and display the predictions directl...
<python><grafana><yolo><yolov8>
2024-03-07 14:23:20
1
397
The Governor
78,122,083
1,231,450
Matplotlib strange output with timestamps as index
<p>Given the following dataframe</p> <pre><code> open close high low timestamp 0 17910.25 17902.75 17910.50 17901.75 2024-02-28 20:46:10.628867+00:00 1 17902.50 17901.75 17906.50 17900.50 2024-02-28 20:46:50.270189+00:00 2 17902.25 17904.50 17905.50 17901.25 2...
<python><pandas><matplotlib>
2024-03-07 14:20:22
1
43,253
Jan
78,122,031
378,386
Missing cache statistics for cachedmethod decorator in cachetools
<p>I am implementing a cached method with cachetools like this:</p> <pre class="lang-py prettyprint-override"><code>class CachedNum(object): def __init__(self, cachesize): self.cache = LRUCache(maxsize=cachesize) @cachedmethod(lambda self: self.cache) def get(self, num): return num + 1000 ...
<python><cachetools>
2024-03-07 14:13:18
1
2,557
aggsol
78,121,811
10,746,224
How to apply an operator sequentially to all items in a list?
<p>I have an arbitrarily sized list:</p> <pre><code>l = [1, 2, 3, 4, 5, ...] </code></pre> <p>I want to apply the <em>pipe</em> operator to all items in the list, sequentially, like this:</p> <pre><code>1 | 2 | 3 | 4 | 5 # = 7 </code></pre> <p>I know there is a function in the stdlib that does this, and that this quest...
<python>
2024-03-07 13:37:13
1
16,425
Lord Elrond
78,121,764
1,088,577
What should be a type annotation for dataclass descriptor fields?
<p>I'm working on a class for which user should be able to set its fields in the most convenient way, which includes assigning strings to any of the fields. Values assigned by the user should be automatically converted actual data type (so for example <code>&quot;2022-01-02&quot;</code> assigned to a field <code>date</...
<python><python-typing><python-dataclasses><python-descriptors>
2024-03-07 13:30:00
1
1,537
Michał Góral
78,121,739
7,233,155
Sphinx autodoc if Python method moved to Rust PyO3
<p>If I have a <strong>Python</strong> module and a method:</p> <pre class="lang-py prettyprint-override"><code># mymod.py def func(x): &quot;&quot;&quot; Return a value. &quot;&quot;&quot; return x </code></pre> <p>And a <strong>Sphinx</strong> autodocument command in an rst file:</p> <pre><code>API Re...
<python><rust><documentation><python-sphinx><pyo3>
2024-03-07 13:25:57
2
4,801
Attack68