QuestionId int64 74.8M 79.8M | UserId int64 56 29.4M | QuestionTitle stringlengths 15 150 | QuestionBody stringlengths 40 40.3k | Tags stringlengths 8 101 | CreationDate stringdate 2022-12-10 09:42:47 2025-11-01 19:08:18 | AnswerCount int64 0 44 | UserExpertiseLevel int64 301 888k | UserDisplayName stringlengths 3 30 ⌀ |
|---|---|---|---|---|---|---|---|---|
76,258,761 | 11,009,630 | How to save grayscale image with proper colormap using opencv python | <p>I want to write/save this grayscale(2d) image with unique pixel values [0, 2, 3, 4, 5, 6] <a href="https://i.sstatic.net/X3gGB.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/X3gGB.png" alt="image" /></a></p>
<p>with opencv, but when I save it using this</p>
<pre class="lang-py prettyprint-override"><... | <python><opencv><matplotlib> | 2023-05-16 01:00:52 | 1 | 646 | Deep |
76,258,710 | 905,620 | Boto3 - How to combine TransferConfig and Config? | <p>I have this Python code and I am trying to find a way to combine two configs:</p>
<pre><code>...
from boto3.s3.transfer import TransferConfig
from botocore.client import Config
...
transfer_config = TransferConfig(max_concurrency=XXX, ...)
config = Config(retries=XX,region_name=XX, ...)
s3 = boto3.Session().resour... | <python><boto3><botocore> | 2023-05-16 00:41:01 | 1 | 1,545 | prosto.vint |
76,258,698 | 2,180,570 | PyYAML customize loader to include depth level | <p>I'm using PyYAML, and I'm trying to attach line numbers to dicts in my nested YAML structure, but only at the topmost level, e.g.:</p>
<pre class="lang-yaml prettyprint-override"><code>- id: 123
__line: 1
links:
- name: "abc"
# no line number here
- name: "def"
</code></pre>
<p>Th... | <python><python-3.x><yaml> | 2023-05-16 00:34:43 | 1 | 1,981 | V. Rubinetti |
76,258,666 | 11,065,874 | FastAPI returns 405 Method Not Allowed response when mounting a StaticFiles instance | <p>I have this FastAPI application</p>
<pre class="lang-py prettyprint-override"><code>import uvicorn
from fastapi import FastAPI
from starlette.responses import FileResponse
app = FastAPI()
@app.get("/a")
async def read_index():
return FileResponse('static/index.html')
@app.get("/a/b")
de... | <javascript><python><html><css><fastapi> | 2023-05-16 00:22:13 | 1 | 2,555 | Amin Ba |
76,258,582 | 19,506,623 | How to add elements before each occurence of string in list? | <p>I have a list for which I'm trying to add the 3 consecutive elements <code>'A','B','C'</code> before each occurrence of 'D' and when the previous element be different than 'C'. I'm using <code>startwith()</code> since instead of letters in actual data are words.</p>
<p>This is my current attempt but is not changing ... | <python> | 2023-05-15 23:53:05 | 3 | 737 | Rasec Malkic |
76,258,496 | 107,245 | Python module vs class confusion | <p>I'm trying to use Python to customize my GDB sessions. I'm copying code from GDB docs, but instead of working properly, they give errors. Confusing ones. I'm a Python noob, so to be honest, the error makes no sense, neither the fix.</p>
<pre><code>class MyFrameDecorator(gdb.FrameDecorator):
# Blah, blah.
# TypeE... | <python><gdb> | 2023-05-15 23:23:49 | 0 | 9,533 | Lajos Nagy |
76,258,307 | 413,653 | Python Django Docker - You're using the staticfiles app without having set the STATIC_ROOT setting to a filesystem path | <p>I'm running a Django application via Docker. How do I get past the following error message:</p>
<p><code>django.core.exceptions.ImproperlyConfigured: You're using the staticfiles app without having set the STATIC_ROOT setting to a filesystem path.</code></p>
<p>I do have STATIC_ROOT declared in my <strong>settings.... | <python><django><docker><dockerfile> | 2023-05-15 22:32:28 | 1 | 1,537 | Mark |
76,258,191 | 1,997,735 | Python logger with adjusted timestamp? | <p>We've got two Windows machines that are talking back and forth, the problem is that the two machines haven't always had their system times set to the same values which makes it hard to figure out what happened when looking at the log files.</p>
<p>The primary machine is on the Internet so we call his timestamp "... | <python><windows><time> | 2023-05-15 22:04:23 | 0 | 3,473 | Betty Crokker |
76,258,090 | 6,561,375 | What causes an mss.exception.ScreenShotError: gdi32.GetDIBits() failed | <p>I'm trying to write some code to use screencaptures to export the position from a online-go.server. I only got a few lines in, when I got this error from this code</p>
<p>error</p>
<pre><code>c:\Go\sgo>py ogs2kgs.py
top left position : 220 149
bottom right position : 719 650
Dimensions: (46, 47) Total pixels: 2... | <python><python-mss><baduk> | 2023-05-15 21:39:30 | 0 | 791 | SlightlyKosumi |
76,257,950 | 6,396,199 | Local pyspark cannot import | <p>I'm trying to run Spark locally using pyspark but I keep getting the following error when I try to import pyspark.</p>
<pre><code>Traceback (most recent call last):
File "spark_test.py", line 6, in <module>
import pyspark
File "C:\SPARK/spark-2.4.3-bin-hadoop2.8\python\pyspark\__init__.p... | <python><pyspark> | 2023-05-15 21:11:26 | 0 | 847 | syy |
76,257,939 | 3,380,902 | Spark DataFrame apply Databricks geospatial indexing functions | <p>I have a spark DataFrame with <code>h3</code> hex ids and I am trying to obtain the polygon geometries.</p>
<pre><code>from pyspark.sql import SparkSession
from pyspark.sql.functions import col, expr
from pyspark.databricks.sql.functions import *
from mosaic import enable_mosaic
enable_mosaic(spark, dbutils)
# Cr... | <python><apache-spark><pyspark><databricks><h3> | 2023-05-15 21:10:23 | 1 | 2,022 | kms |
76,257,899 | 6,084,014 | Getting numpy to run in parallel | <p>I'm trying to use the <a href="https://github.com/brianhie/scanorama" rel="nofollow noreferrer">scanorama</a> package in R and am having some troubles with the parallelization. The readme of the scanorama package links to <a href="https://roman-kh.github.io/numpy-multicore/" rel="nofollow noreferrer">this</a> set of... | <python><r><numpy><parallel-processing><reticulate> | 2023-05-15 21:02:14 | 0 | 518 | Qwfqwf |
76,257,827 | 9,576,988 | SQLAlchemy isn't batching rows / using server side cursor via `yield_per` | <p>Following documentation, and the code snippet provided from <a href="https://docs.sqlalchemy.org/en/14/core/connections.html#streaming-with-a-fixed-buffer-via-yield-per" rel="nofollow noreferrer">https://docs.sqlalchemy.org/en/14/core/connections.html#streaming-with-a-fixed-buffer-via-yield-per</a> (posted directly ... | <python><sqlalchemy><batch-processing><execute><chunking> | 2023-05-15 20:48:57 | 1 | 594 | scrollout |
76,257,795 | 2,056,201 | Flask + React, run without `npm run build` every time | <p>If I have the Flask <code>App.py</code> pointed to the <code>frontend/build</code> folder, the frontend works fine currently, but I have to rebuild with <code>npm run build</code> every time I make changes to frontend code</p>
<p><code>app = Flask(__name__, static_url_path='', static_folder='frontend/build')</code><... | <javascript><python><reactjs><flask> | 2023-05-15 20:41:47 | 1 | 3,706 | Mich |
76,257,695 | 10,527,135 | Aggregate Data Frame After Using Pandas Grouped Map UDF - Java Error | <p>My pyspark environment:</p>
<ul>
<li>AWS EMR release label 6.1.0</li>
<li>Spark 3.0.0</li>
<li>Pandas 1.1.0</li>
<li>Pyarrow 0.15.1</li>
<li>Python 3.7.16</li>
</ul>
<p>I am troubleshooting this error in a Jupyter Notebook attached to my cluster.</p>
<p>I have a dataframe called my_df that I am passing to a Pandas G... | <python><pandas><pyspark><user-defined-functions><pyarrow> | 2023-05-15 20:22:03 | 1 | 349 | fjjones88 |
76,257,553 | 14,672,356 | Control the distance between stacked bars plotly | <p>Is there a means to control the distance between the stacked bars in the example below, i.e. between the “cat” and “dog” (black arrow) and between “10 minutes” and “30 minutes” (yellow arrow)?</p>
<pre><code>import plotly.graph_objects as go
x = [
["10 minutes", "10 minutes", "30 minutes... | <python><plotly><stacked-bar-chart><grouped-bar-chart> | 2023-05-15 19:54:52 | 1 | 353 | hans |
76,257,416 | 8,676,226 | Python Nextion communication delay | <p>I have an RPi3 with a Nextion HMI 2.8" display connected through the FT232 converter and I am testing the possibility of reading from it. I would like to call a certain function after pressing a button on the screen. I managed to do it, but there was a lot of delay - I have to hold the button for more than 1 se... | <python><serial-port><nextion> | 2023-05-15 19:32:36 | 0 | 321 | Michal Grzelak |
76,257,392 | 14,890,683 | Python Plotly Multi-Box Plot Additional Formatting | <p>Looking to annotate a plotly multi-box plot show which datapoints have a value of <code>True</code> for column <code>"is_fail"</code>. Ie. add a red-circle around x, y datapoints where <code>df["is_fail"] == True</code></p>
<pre class="lang-py prettyprint-override"><code>import random
import pand... | <python><plotly> | 2023-05-15 19:29:19 | 1 | 345 | Oliver |
76,257,356 | 138,169 | How to download files with different extensions using Beuautiful Soup | <p>I have built a web scraper in Python that takes a list of URLs and downloads a file on each page of that URL. When saving the file, the files do not have extensions (though they do open and are readable). It turns out there are several extension types: pdf, .rtf, and .docx. I need to know how to save the file with i... | <python><beautifulsoup> | 2023-05-15 19:21:42 | 1 | 568 | Tony C |
76,257,088 | 850,781 | Python: How do I find all functions that return tuples explicitly? | <p>I would like to find all functions that return an explicit tuple.
E.g.,</p>
<pre><code> ...
return x, y
</code></pre>
<p>would be in, but</p>
<pre><code> ...
return {"x":x, "y":y}
</code></pre>
<p>would be out, so regexp searching for <code>return .*,</code> would return too many fa... | <python><refactoring><pylint><astroid> | 2023-05-15 18:40:59 | 2 | 60,468 | sds |
76,256,940 | 9,363,181 | How to run commands in the docker image via makefile | <p>I have a Python project and now I am trying to create a <code>Makefile</code> that should run specific commands, such as <code>apt-get</code>, and access variable values that are passed to make commands as arguments. Below is my <code>Makefile</code> code:</p>
<pre><code>VENV = venvs
PYTHON = $(VENV)/bin/python3
PIP... | <python><bash><docker><makefile> | 2023-05-15 18:18:58 | 3 | 645 | RushHour |
76,256,910 | 4,451,315 | Can all time zones be represented as 'Area/Location'? | <p>If I look at</p>
<pre class="lang-py prettyprint-override"><code>import zoneinfo
zoneinfo.available_timezones()
</code></pre>
<p>in Python, then there are:</p>
<ul>
<li>'Area/Location' time zones, such as <code>'US/Mountain'</code>,</li>
<li>abbreviated time zones, such as 'GMT',</li>
<li>other time zones, such as <... | <python><timezone> | 2023-05-15 18:13:04 | 0 | 11,062 | ignoring_gravity |
76,256,900 | 14,509,475 | Query very slow when using psycopg2 with TimescaleDB | <p>I am using psygopg2 to connect to a TimescaleDB instance. I want to query the latest entries from a big table (35 million rows) containing price information of assets with the columns <code>datetime</code>, <code>asset_id</code>, <code>price</code>, <code>created_at</code>:</p>
<pre class="lang-sql prettyprint-overr... | <python><sql><postgresql><psycopg2><timescaledb> | 2023-05-15 18:10:35 | 0 | 496 | trivicious |
76,256,897 | 21,420,742 | How to make a conditional statement using two different dataframes in pandas | <p>I have two datasets first one is all employees and who thet report to. The second dataset is all managers with non active employees.</p>
<p>DF1</p>
<pre><code> ID Name Status Manager ID Manager Name
101 Ashley Active 106 Kyle
102 Ben Non-Active 106 ... | <python><pandas><dataframe> | 2023-05-15 18:10:32 | 2 | 473 | Coding_Nubie |
76,256,864 | 209,882 | Enforce reduced logging from certain logging sources for Python/PySpark applications | <p>I'm running a Spark application for which I want to have INFO level logging.</p>
<p>However, along with my application logs, it seems like other loggers are producing massive amounts of output on the INFO level, drowning out the useful information I'm trying to log. Example:</p>
<pre><code>[/var/log/yarn/userlogs/ap... | <python><apache-spark><logging><log4j> | 2023-05-15 18:06:41 | 1 | 2,826 | Bar |
76,256,796 | 10,637,188 | What is the proper way to implement retry behavior on a python client? | <p>I often run into the task of writing some sort of wrapper for a python client. For example, I might write a wrapper for the Spotipy module to encapsulate credentials and/or specific data transformations etc. I also might write a wrapper for the requests module to interact with my api. Regardless, this is a common ta... | <python> | 2023-05-15 17:57:57 | 1 | 868 | Alec Mather |
76,256,790 | 3,977,233 | Different results when plotting histogram using DataFrame.plot.hist and Series.plot.hist | <p>The data for this question can be downloaded from <a href="https://archive.ics.uci.edu/ml/machine-learning-databases/00492/Metro_Interstate_Traffic_Volume.csv.gz" rel="nofollow noreferrer">University of California Irvine</a>.</p>
<pre><code>import pandas as pd
i_94 = pd.read_csv('./Downloads/Guided_Project_ Finding_... | <python><pandas><histogram> | 2023-05-15 17:57:40 | 1 | 2,384 | Gwater17 |
76,256,748 | 12,603,110 | Huggingface, The illogical question why "WordLevelTrainer can only train a WordLevel"? | <p>As part of an NLP course I was provided this code:</p>
<pre><code>MIN_FREQ = 3 # words appearing fewer than 3 times are treated as 'unknown'
unk_token = '[UNK]'
pad_token = '[PAD]'
tokenizer = Tokenizer(WordLevel(unk_token=unk_token))
tokenizer.pre_tokenizer = Whitespace()
tokenizer.normalizer = normalizers.Lowerca... | <python><huggingface-tokenizers><huggingface> | 2023-05-15 17:52:28 | 0 | 812 | Yorai Levi |
76,256,710 | 959,460 | Python requests_oauthlib OAUTH V2 BackendClient fetch_token() error | <p>I am attempting to use the BackendClient workflow for creating a OAUTH V2.0 connection. Using the requests_oauthlib package. Documentation is at: <a href="https://requests-oauthlib.readthedocs.io/en/latest/oauth2_workflow.html#backend-application-flow" rel="nofollow noreferrer">https://requests-oauthlib.readthedocs.... | <python><oauth-2.0><requests-oauthlib> | 2023-05-15 17:48:23 | 1 | 7,671 | Dr.YSG |
76,256,656 | 1,662,332 | Watson Discovery v2, count documents into a collection | <p>I know that this might be trivial, but I need to find a simple way to count documents within a Watson Discovery Collection (v2).</p>
<p>Before moving to v2, this is what I used to do:</p>
<pre><code>## Discovery v2
def collection_length(env, collection):
total = 0
for coll in collection:
details = di... | <python><ibm-watson><watson-discovery> | 2023-05-15 17:41:11 | 1 | 732 | Giacomo Bartoli |
76,256,504 | 12,363,158 | How can I convert a spatial dataset (raster and vector) to COCO format for object detection? | <p>I am doing an object detection project using detectron2, which requires datasets to be in COCO format. This format needs images as png and polygons in a JSON file. However, spatial images (e.g. satellites or drones) are georeferenced (<code>tif</code> format), and the annotations/labels also have geographical coordi... | <python><deep-learning><gis><geospatial><detectron> | 2023-05-15 17:20:27 | 0 | 497 | Andres Camilo Zuñiga Gonzalez |
76,256,434 | 338,248 | SSL error on file upload with HTTP chunked encoding | <p>Trying to upload file using chunked encoding manner .</p>
<p>Getting the following error</p>
<pre><code>urllib3.exceptions.SSLError: EOF occurred in violation of protocol (_ssl.c:2423)
</code></pre>
<p>Below is the code</p>
<pre><code>from io import BytesIO
import requests
from werkzeug.datastructures import FileS... | <python> | 2023-05-15 17:11:16 | 1 | 6,056 | saurav |
76,256,412 | 8,079,611 | Altair - Remove ellipsis ("...") from legend with long strings | <p>Via Python, I am using Altair to plot bar graphs. I was able to move the legend to be at the top, however, it is adding ellipsis (i.e. "...") at the end of each legend because my strings are too long. Is there any work around this? I tried <code>gradientlength</code> but it does not do the trick. Also, and... | <python><legend><altair> | 2023-05-15 17:08:55 | 1 | 592 | FFLS |
76,256,407 | 10,164,750 | Match the string data inside a group - Pandas | <p>I have dataframe like this:</p>
<pre><code>+--------+------------+----------+--------------+--------------+----------------+--------------+--------------+
| company| id|ann_rtn_dt|share_class_nb|shrhldr_seq_nb|shrhldr_first_nm|shrhldr_mid_nm|shrhldr_sur_nm|
+--------+------------+----------+--------------+-... | <python><pandas> | 2023-05-15 17:07:50 | 1 | 331 | SDS |
76,256,380 | 2,547,570 | Python dtrace + bpftrace | <p>I built Python 3.12 with dtrace support and <code>python:function__entry</code> is not properly called.</p>
<p><code>python:line</code> probe works well, but <code>python:function__entry</code> rarely prints things.</p>
<pre><code>❯ sudo bpftrace -e 'usdt:/usr/lib/libpython3.12.so.1.0:python:line { printf("%s %... | <python><linux><ebpf><bpf><bcc> | 2023-05-15 17:03:59 | 1 | 1,319 | mq7 |
76,256,290 | 1,176,873 | Why does chrome driver chrash in ubuntu WSL? | <p>Trying to get a simple selenium script working</p>
<pre><code>from selenium import webdriver
from selenium.webdriver.common.keys import Keys
from selenium.webdriver.chrome.service import Service
from webdriver_manager.chrome import ChromeDriverManager
chrome_options = webdriver.ChromeOptions()
chrome_options.add_a... | <python><google-chrome><selenium-webdriver><selenium-chromedriver><windows-subsystem-for-linux> | 2023-05-15 16:50:43 | 1 | 2,425 | mogoli |
76,256,099 | 11,913,986 | Pyspark window function to generate rank on data based on sequence of the value of a column | <p>I have a dataframe df as :</p>
<pre><code>df =
A B type
X 11 typeA
X 12 typeA
X 13 typeB
X 14 typeB
X 15 typeC
X 16 typeC
Y 17 typeA
Y 18 typeA
Y 19 typeB
Y 20 typeB
Y 21 typeC
Y 22 typeC
</code></pre>
<p>Now I want to create a new column rank where based on the window partit... | <python><dataframe><join><pyspark><apache-spark-sql> | 2023-05-15 16:23:23 | 1 | 739 | Strayhorn |
76,255,977 | 3,541,631 | Compact/simplify code where multipe conditions force repeating the code, and replace passing a multiple dict to be modified | <p>I have the code below:</p>
<p>In the code I have multiple branches/conditions and some repeated code(<code>process</code>).
I'm looking if is possible for a more compact version.</p>
<p>Also in the <code>process</code> function a defaultdict(mutable) is passed as an argument(to function process), which I don't like ... | <python><python-3.x> | 2023-05-15 16:06:30 | 0 | 4,028 | user3541631 |
76,255,967 | 5,924,264 | Is there a way to inherit a class only if a runtime flag is true in python? | <p>I would like to have an existing class <code>A</code> inherit <code>B</code> only if a runtime flag is turned on. Is this possible?</p>
<p>Usually for these cases, I either</p>
<ol>
<li><p>Just have <code>A</code> inherit <code>B</code> by default, and not use <code>B</code> if that flag is False</p>
</li>
<li><p>Cr... | <python> | 2023-05-15 16:04:45 | 3 | 2,502 | roulette01 |
76,255,952 | 2,987,488 | Always infeasible solution in or-tools scheduling problem | <p>Let a list of predefined hubs with each one having a specific demand in drivers, a set of drivers and the relationship between drivers and hubs. In my example the number of drivers is way higher than the number of hubs, i.e. 400 vs 45 hubs and their demand per day is around 250 drivers. I set the constraint that eac... | <python><optimization><scheduling><or-tools> | 2023-05-15 16:02:46 | 1 | 1,272 | azal |
76,255,853 | 344,669 | Python 3.10.10 extracting filename from fullpath, not working with Path | <p>Using <code>Python 3.10.10</code> I want to extract file name from fullpath, using <code>Path</code> from <code>pathlib</code> module.</p>
<p>From below code, I expect to get <code>test.pdf</code> name, but this code prints full pathname</p>
<pre><code>from pathlib import Path
Path(r"C:\Users\work\test.pdf"... | <python><python-3.x><pathlib> | 2023-05-15 15:51:09 | 1 | 19,251 | sfgroups |
76,255,692 | 7,684,584 | Oracle NetSuit ERP Connect Using Python | <p>I am trying to connect with Oracle ERP Netsuit using a JDBC driver in python code but it is giving me an error below, also I am not sure about connection string if its the correct way of setting up.</p>
<p>Error:</p>
<pre><code>Connection error: java.sql.SQLNonTransientConnectionException: Internal network error, co... | <python><netsuite><jaydebeapi> | 2023-05-15 15:32:44 | 2 | 1,812 | DKM |
76,255,523 | 15,028,448 | How can I create a custom tweening function to randomize mouse movements? | <p>I'm currently experimenting with pyautogui and am trying to randomize my program's actions as much as possible to mimic human inputs.</p>
<p>Right now, i'm using a built-in tweening function for the mouse movements as such :</p>
<pre><code>pyautogui.moveTo(x, y, duration=2, tween=pyautogui.easeInOutQuad)
</code></pr... | <python><python-3.x><pyautogui> | 2023-05-15 15:15:28 | 0 | 492 | nlouis56 |
76,255,486 | 14,014,925 | How to stop spaCy tokenizer from tokenizing words enclosed within brackets | <p>I'm trying to make the spaCy tokenizer avoid certain words enclosed by brackets, like <code>[intervention]</code>. However, no matter what I try, I cannot get the right code to include a rule or an exception. Here is an example of some input and the expected output:</p>
<p><strong>Example input:</strong></p>
<block... | <python><string><nlp><spacy><tokenize> | 2023-05-15 15:11:31 | 1 | 345 | ignacioct |
76,255,401 | 839,497 | how to get the path to file with python when working directory is different | <p>Consider the following Python file structure</p>
<pre><code>Root
|---- SubFolder
| |---- generator.py
| |---- config.json
|
|---- main.py
</code></pre>
<p><strong>main.py:</strong></p>
<pre><code>import os
def main():
from SubFolder.generator import start
start(... | <python><io><working-directory> | 2023-05-15 15:03:23 | 1 | 818 | OJNSim |
76,255,149 | 10,695,495 | Profiling fastAPI endpoint with pyinstrument | <p>I am trying to profile my fastapi endpoints with pyinstrument. After some searching online I see that starting from pyinstrument 4.0 there is async support.</p>
<p>When using the code snippet provided in the documentation of Pyinstrument:</p>
<pre><code>from pyinstrument import Profiler
PROFILING = True # Set thi... | <python><profiling><fastapi> | 2023-05-15 14:33:37 | 1 | 857 | Erik |
76,255,062 | 20,051,041 | How to change file path for testing function in Pytest? | <p>In my <code>config.py</code> I define:</p>
<pre class="lang-py prettyprint-override"><code>import os
from some_file import PROJECT_PATH
DATA_FILES = os.getenv("DATA_FILES", f"{PROJECT_PATH}/data/elements")
</code></pre>
<p>In another <code>.py</code>, I have written a function, let's say:</p>
<p... | <python><pytest><monkeypatching> | 2023-05-15 14:21:51 | 0 | 580 | Mr.Slow |
76,254,948 | 1,888,460 | How to loop trough rows and search for value in another dataframe | <p>I have two data sets with the following data:</p>
<p><a href="https://i.sstatic.net/3j6BN.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/3j6BN.png" alt="enter image description here" /></a></p>
<p>Given the interchange_rate value in the source file, I need to get the closest match of rebate_rate from... | <python><apache-spark><pyspark> | 2023-05-15 14:08:06 | 1 | 400 | Croves |
76,254,848 | 6,059,213 | Why is querying a pandas DataFrame slower after a SQL join operation? | <p>I'm working with a pandas DataFrame that is created from a SQL query involving a join operation on three tables using <code>pd.read_sql()</code>. The DataFrame has about 1 million rows. When I try to query rows based on the value of one column (<code>doi</code>), it takes about 0.1 to 0.2 seconds for each query.</p>... | <python><sql-server><pandas><dataframe> | 2023-05-15 13:56:19 | 1 | 374 | Tom Leung |
76,254,822 | 5,533,595 | Finding/replacing/dropping a string which is partially duplicated | <p>I have a pandas dataframe which contains company names.
Sometimes it also includes the location or a subdivision in the name (e.g. McDonalds Boston, McDonalds Washington. PwC accounting, PwC advisory).
I am only interested in getting the company name (i.e. McDonalds), not the locality.</p>
<p>To make this more compl... | <python><pandas><regex> | 2023-05-15 13:53:10 | 2 | 441 | Peter |
76,254,816 | 7,773,783 | Call custom logger after initializing in a file in all other files in Python | <p>I have created a <code>logger.py</code> file like so:</p>
<pre><code>import logging
Log_Format = "%(levelname)s %(asctime)s - %(message)s"
log_file = get_log_filename()
def setup_logger(name, log_file, level=logging.INFO):
handler = logging.FileHandler(log_file, mode="a")
handler.setFo... | <python><python-3.x><python-logging> | 2023-05-15 13:52:44 | 0 | 1,139 | Lax_Sam |
76,254,386 | 12,040,751 | Dictionary update method for DataFrames | <p>Dictionaries have an <code>update</code> method which can be used to add new items based on those of another dictionary. Here it is an example:</p>
<pre><code>d1 = {"asd": 0, "lol": 1}
d2 = {"lol": 2, "foo": 3}
d1.update(d2)
assert d1 == {'asd': 0, 'lol': 2, 'foo': 3}
</code><... | <python><pandas> | 2023-05-15 13:05:09 | 2 | 1,569 | edd313 |
76,254,339 | 17,136,258 | Generate a dataframe sample | <p>I have a problem. I want to create a sample dataframe.
As you can see there are 11 tasks. And special for <code>Task2</code>, <code>Task3</code> and <code>Task7</code> you have an option - so you can only choose on path.</p>
<p>I would like to create a sample dataframe with a start and end time for each task. How co... | <python><pandas><dataframe> | 2023-05-15 12:59:54 | 1 | 560 | Test |
76,254,327 | 12,176,973 | local docker image using python packages - ModuleNotFoundError | <p>So I have an image that contains a machine learning model api, but it needs some specific python packages. I tried to setup a virtualenv with all the packages needed in the dockerfile so when I build the image, the python env is built properly and then it can build and run my local image. When I run docker build : <... | <python><docker> | 2023-05-15 12:58:16 | 1 | 311 | arlaine |
76,254,196 | 16,627,522 | environment.yml: ERROR: Could not install packages due to an OSError: [WinError 5] Access is denied: | <p>I would like to install a Conda environment with Pip dependencies from an <code>environment.yml</code> file which I have included at the bottom of this post.</p>
<p>However, I get the following error:</p>
<pre><code>Pip subprocess error:
ERROR: Could not install packages due to an OSError: [WinError 5] Access is den... | <python><pip><anaconda><conda><virtual-environment> | 2023-05-15 12:42:34 | 1 | 634 | Tommy Wolfheart |
76,254,097 | 1,574,551 | Azure function code in python how to print out dataframe for https-request | <p>I would like to print dataframe on azure function with func.HttpRequest. The function works okey but no output. How can I update my code to ouput dataframe? Please help.
Thank you</p>
<pre class="lang-py prettyprint-override"><code>config = {
'host':' ',
'database' : '',
'user' : '',
'password' : '',... | <python><azure><azure-functions> | 2023-05-15 12:30:35 | 1 | 1,332 | melik |
76,253,911 | 12,436,050 | Regex to extract multiple groups and atore in dataframe column in python 3.9 | <p>I have a dataframe from which I would like to extract some information through regex.</p>
<pre><code>name
?|{Type 2 diabetes mellitus, susceptibility to}, 125853 (3)
{Type 2 diabetes mellitus}, 125854 (3)
17,20-lyase deficiency, isolated, 202110 (3)
17-alpha-hydroxylase/17,20-lyase deficiency, 202110 (3)
?Agammaglob... | <python><pandas><regex> | 2023-05-15 12:08:28 | 1 | 1,495 | rshar |
76,253,873 | 14,559,436 | Consecutive Difference Checker | <p>I'm writing a program that accepts a 2 or 3 or 4 digit number. The program checks the difference between each two consecutive digits of the number. If the difference between any two consecutive digits is the same, the program print True. Otherwise it will print False.
In addition, the difference between the last dig... | <python><algorithm> | 2023-05-15 12:03:08 | 3 | 2,069 | 001 |
76,253,753 | 14,014,925 | Combining strings which have been altered | <p>I have the following three strings:</p>
<pre class="lang-py prettyprint-override"><code>"A randomized, prospective study of [intervention]endometrial resection[intervention] to prevent recurrent endometrial polyps in women with breast cancer receiving tamoxifen. To assess the role of endometrial resection in pr... | <python><string><data-science> | 2023-05-15 11:47:09 | 1 | 345 | ignacioct |
76,253,698 | 5,079,088 | Problem displaying multiple robots in Gazebo and RViz | <p>I use ROS2/Python/Gazebo project. I need to show multiple (in the code below just two) robots. To do it I use the following code snippet:</p>
<pre><code># Define commands for spawing the robots into Gazebo
spawn_robots_cmds = []
for robot in robots:
robot_description_config = xacro.process_file(urdf)
param... | <python><ros><robotics><ros2><gazebo-simu> | 2023-05-15 11:41:43 | 1 | 449 | Steve Brown |
76,253,612 | 10,981,411 | How do I create scrollbar on the frame using tkinter | <p>snippets of my codes are attached.</p>
<pre><code>import tkinter
from tkinter import *
root = tkinter.Tk()
root.geometry("1500x900")
root.title("ddw")
frame = tkinter.Frame(root)
#frame.grid(row=0,column=0,padx=20,pady=10)
frame.pack(fill="both", expand=True)
scrollbar = Scrollbar(fr... | <python><tkinter> | 2023-05-15 11:29:51 | 1 | 495 | TRex |
76,253,465 | 769,486 | How to configure Celery to work as a reliable send queue | <p>I’m trying to use Celery in order to queue up HTTP-requests for sending to another service. The most important thing is that no data is lost, so every request is sent at least once. Additionally I want to know why tasks have failed even if they are retried.</p>
<p>I’ve had multiple failures with this so my current s... | <python><celery> | 2023-05-15 11:09:42 | 1 | 956 | zwirbeltier |
76,253,420 | 17,136,258 | Calculate the avg days between two process steps | <p>I have a problem. I would like to calculate the time between two process steps ( <code>taskN+1_start - taskN_end</code> ) and avg it. How could I do that and later one I would like to merge it with the avg days of the process?</p>
<p>I tried something to calculate the time between the two process steps. The avg dura... | <python><pandas><dataframe> | 2023-05-15 11:03:34 | 1 | 560 | Test |
76,253,353 | 13,381,632 | How do I run inference on a Sagemaker endpoint? | <p>I am using AWS Sagemaker and Python to deploy an endpoint for a machine learning model, specifically to run inference on a set of image chips. However, when I execute the script to perform the inference, I get an error stating that the model container header exceeds a specified number of bytes. Below is a sample ima... | <python><amazon-web-services><machine-learning><amazon-sagemaker><endpoint> | 2023-05-15 10:53:22 | 1 | 349 | mdl518 |
76,253,298 | 5,168,463 | "PyODBC [Error 10054] : TCP Provider: An existing connection was forcibly closed by the remote host" with fast_executemany=True | <p>I am trying to upload a sql into a sql server running in a docker container.
Below is the docker-compose.yml:</p>
<pre><code>version: '3.4'
services:
sqlserver:
image: mcr.microsoft.com/mssql/server
container_name: sqlserver
environment:
- ACCEPT_EULA=Y
- SA_PASSWORD=Password123
ports:... | <python><sql-server><pyodbc> | 2023-05-15 10:46:58 | 1 | 515 | DumbCoder |
76,253,291 | 2,727,843 | URI and package arguments are required while testing mobile browser automation with python and appium | <p>I am trying to run mobile browser automation with python and appium. I am providing required desired capabilities. But after running the script it is returning the error following</p>
<pre><code>selenium.common.exceptions.WebDriverException: Message: An unknown server-side error occurred while processing the command... | <python><android><selenium-webdriver><appium> | 2023-05-15 10:46:05 | 1 | 793 | Mahboob Nur |
76,253,242 | 4,665,335 | Celery - retrieving children from group identifier | <p>Is it possible to retrieve a list of tasks using only a group identifier?</p>
<pre class="lang-py prettyprint-override"><code>from celery import group
def f1():
task_group = group(task1, task2)
return task_group().id
def f2(group_id):
pass
# TODO: return task1.id and task2.id
</code></pre>
<p><cod... | <python><redis><celery> | 2023-05-15 10:39:36 | 1 | 400 | michal111 |
76,253,162 | 8,028,981 | Resize image with PIL and keep orientation | <p>I use the following commands to resize some JPGs:</p>
<pre><code>from PIL import Image
im = Image.open(...)
im = im.resize(...)
im.save(...)
</code></pre>
<p>Some images that are shown on my screen in portrait orientation are after the resizing operation shown in landscape.</p>
<p>Is there a quick way to assure tha... | <python><image><python-imaging-library><image-resizing> | 2023-05-15 10:28:31 | 1 | 1,240 | Amos Egel |
76,253,092 | 6,400,443 | Airflow - Task not stopping correctly when setting it to Failed state | <p>We have a task A inside a dag B, running a big Redshift query, that can take up to 3 hours to run.
For some business reason that task can be "killed" by an other task, to perform that, we are first detecting if a dag B is running, if it's the case, we are requesting the running tasks, in our case, it's tas... | <python><sql><airflow><amazon-redshift> | 2023-05-15 10:19:32 | 0 | 737 | FairPluto |
76,252,996 | 13,770,014 | How to input() after reading stdin in python? | <p>This simple code:</p>
<pre><code>#!/usr/bin/env python3
import argparse
import socket
import shlex
import subprocess
import sys
import textwrap
import threading
def execute(cmd):
cmd = cmd.strip()
if not cmd:
return
output = subprocess.check_output(shlex.split(cmd), stderr=subprocess.STDOUT)
... | <python><input><io><stdin> | 2023-05-15 10:07:03 | 0 | 2,017 | milanHrabos |
76,252,954 | 2,562,058 | How to reload a package when it is installed in editable mode? | <p>I know that to reload a package installed with e.g. <code>pip install .</code> you can</p>
<pre><code>import importlib
importlib.reload(module)
</code></pre>
<p>but this approach does not seem to work when the package is installed with <code>pip install -e .</code>.</p>
<p>Is there any way to reload a package when i... | <python><python-3.x> | 2023-05-15 10:01:45 | 1 | 1,866 | Barzi2001 |
76,252,878 | 2,932,907 | How to get the value of a key, value pair in a list of dictionaries | <p>I've got a list of dictionaries with key, value pairs. I am trying to create a function that retrieves the value when a specific key is given. I've done the following but I'm not getting any further.</p>
<pre><code>my_list = [
{'name': 'address', 'value': 'Testraat 100'},
{'name': 'ripeID', 'value': 'nan'}... | <python><python-3.x><list><dictionary> | 2023-05-15 09:53:21 | 3 | 503 | Beeelze |
76,252,844 | 3,719,167 | Pandas remove time format from date object when json serializing | <p>I using pandas to get analytics based on date, where the time passed is datetime. When JSON serializing, the date object is converted to string including time like</p>
<pre class="lang-py prettyprint-override"><code># Extract date from scan_time
df['date'] = pd.to_datetime(df['scan_time'], format='%Y-%m-%d').dt.date... | <python><pandas><date><datetime> | 2023-05-15 09:49:13 | 2 | 9,922 | Anuj TBE |
76,252,827 | 11,208,548 | Django: static files not served locally | <p>I know this question was previously asked and I already tried many different configurations to fix this. I had no problem serving my static files locally when developing but, if I remember correctly (don't know exactly because of the browser cache), I ran <code>python manage.py collectstatic</code> and then all stat... | <python><django><django-templates><django-staticfiles> | 2023-05-15 09:46:45 | 1 | 501 | Seglinglin |
76,252,762 | 14,728,691 | In Kubernetes Python pod, how to notify by email only one time everytime new file arrive in PVC? | <p>In Kubernetes I am trying to monitor and notify by email new files arriving in Persistent Volume Claim. So I tried this in Python :</p>
<pre><code>import os
import time
import smtplib
from email.mime.text import MIMEText
# Email configuration
smtp_server = 'V'
smtp_port = 25
sender_email = 'X'
receiver_email = 'Y'
... | <python><kubernetes> | 2023-05-15 09:38:57 | 0 | 405 | jos97 |
76,252,721 | 11,009,630 | How to get same color when plotting numpy image array for same pixel value multiple times | <p>I am trying to work on some pixel manipulation on a sequence of images. I encountered an issue when plotting same value of pixel having different color when plotted with different range of pixels.</p>
<p>For example, I have an image with six different pixel values(0, 2, 3, 4, 5, 6):</p>
<p>Code #1 :</p>
<pre class="... | <python><image><numpy><matplotlib> | 2023-05-15 09:33:39 | 1 | 646 | Deep |
76,252,583 | 12,466,687 | Plotly express bar plot doesn't sort properly in streamlit (cache issues or bug in streamlit). Need Rerun from top 3lines each time to fix? | <p>I have created a <strong>dashboard</strong> using <code>polars(python)</code>, <code>streamlit</code> which includes some <strong>bar plots</strong> that I need to keep it <strong>sorted</strong>.</p>
<p><strong>Webapp link</strong>: <a href="https://vineet-eda-mmm.streamlit.app/" rel="nofollow noreferrer">https://v... | <python><pandas><plotly><streamlit><python-polars> | 2023-05-15 09:20:13 | 0 | 2,357 | ViSa |
76,252,498 | 1,433,751 | How to simplify a logical expression with several FiniteSets | <p>Using the Python package <code>sympy</code> (version 1.12) I have several <code>FiniteSet</code>s and an expression I want to simplify/optimize.</p>
<p>As an example says more than thousand words:</p>
<pre class="lang-py prettyprint-override"><code>from sympy import Symbol, FiniteSet, simplify_logic, Contains
a = S... | <python><logic><sympy><logical-operators> | 2023-05-15 09:09:28 | 2 | 384 | Noxx |
76,252,415 | 5,881,882 | Python: mask array, process subarrays and concatenate the results together following original ordering | <p>Here is my working example. I either check whether at least one entry of the events is 1 or only the first entry is 1 depending on whether the id exists.</p>
<pre><code>import numpy as np
import pandas as pd
data = pd.DataFrame({"id": [None, 'a', None, 'b', 'c', 'd', 'e']})
events = np.array([[0, 0, 0, 1... | <python><pandas><numpy> | 2023-05-15 08:58:48 | 1 | 388 | Alex |
76,252,232 | 2,955,827 | How to use multiprocess in decorator | <p>I want to create a decorator which make function accept single argument to deal with iterable arguments parallel.</p>
<p>Here is the example code:</p>
<pre class="lang-py prettyprint-override"><code>import functools
import time
from multiprocessing import Pool
def parallel(func):
def wrapper(iterable):
... | <python><multiprocessing> | 2023-05-15 08:35:01 | 1 | 3,295 | PaleNeutron |
76,252,214 | 11,805,922 | How to parse google search result the numbers | <pre><code>import requests
from bs4 import BeautifulSoup
# Make a request to Google Search
response = requests.get("https://www.google.com/search?q=book")
soup = BeautifulSoup(response.content, 'html.parser')
phrase_extract = soup.find_all(id="result-stats")
print(phrase_extract)
</code></pre>
<p>T... | <python><web-scraping><beautifulsoup><python-requests> | 2023-05-15 08:33:18 | 1 | 1,065 | Mark Kang |
76,252,112 | 4,576,519 | How to skip objects when unpickling in Python | <p>I'm dumping many large objects in a file using <code>pickle</code> sequentially. Afterwards, I would like to read one of the objects <em>without loading all the objects in front of it</em>. As an example, consider a simple file containing only numbers.</p>
<pre class="lang-py prettyprint-override"><code>import pickl... | <python><indexing><io><pickle> | 2023-05-15 08:16:51 | 1 | 6,829 | Thomas Wagenaar |
76,251,915 | 1,150,683 | Adding environment vars to remote development in PyCharm | <p>There are already a number of posts about using remote development in PyCharm but as far as I can tell none of them describe this specific question.</p>
<p>In PyCharm we can use Remote Development, for instance by using an SSH environment and running everything off a server. I am using this successfully and apart fr... | <python><pycharm><environment-variables><remote-debugging> | 2023-05-15 07:48:56 | 0 | 28,776 | Bram Vanroy |
76,251,837 | 6,472,878 | Default values for TypedDict | <p>Let's consider I have the following TypedDict:</p>
<pre class="lang-py prettyprint-override"><code>class A(TypedDict):
a: int
b: int
</code></pre>
<p>What is the best practice for setting default values for this class?</p>
<p>I tried to add a constructor but it doesn't seem to work.</p>
<pre class="lang-py p... | <python><typeddict> | 2023-05-15 07:38:18 | 6 | 348 | Gil Ben David |
76,251,705 | 17,136,258 | Create a heatmap for a process | <p>I have a problem. I want to create a process with a heatmap. To see how long each step took.
I created the process with <code>PyDot</code> and created a <code>dataframe</code> for the individuall steps.</p>
<p>How could I create a heatmap for my process?</p>
<p>The calculation should be also include the from-step-to... | <python><pandas><svg><pydot> | 2023-05-15 07:18:58 | 2 | 560 | Test |
76,251,638 | 3,110,621 | Chunked or Streamed output of Azure Function Response with python | <p>the question is very simple. I am in an azure function environment using python as programming language. My goal is to create a nd-json because I have a huge result and I want it to be returned to the caller as nd-json in a stream so I can easily consume it chunk by chunk or better line by line.</p>
<p>The problem i... | <python><stream><azure-functions><chunks><ndjson> | 2023-05-15 07:09:30 | 1 | 956 | tuxmania |
76,251,548 | 14,468,588 | TypeError: 'numpy.complex128' object is not iterable | <p>Here is the object I am using in my code:</p>
<pre><code>def AF(self, cur, theta):
AF_out = 1
self.cur = np.array(cur)
for m in list(range(int(RING_NUM))):
for i in list(range(RING_ELEMENT_NUM[m], int(np.sum(np.fromiter((RING_ELEMENT_NUM[0:m]), float))))):
AF_out = 1 + np.sum(np.from... | <python><numpy><typeerror> | 2023-05-15 06:56:47 | 1 | 352 | mohammad rezza |
76,251,529 | 8,510,149 | Pandas transform with conditions | <p>The code below make a groupby and then replaces all values below 3 with na and then use the last value instead.</p>
<p>However, for ID 11, the first observation in group B get the value 9 using this method, the last value of group A. This is not desirable. This happens because the mask returns NaN when True and the ... | <python><pandas> | 2023-05-15 06:53:10 | 1 | 1,255 | Henri |
76,251,415 | 14,152,751 | Using assume_role to connect to dynamodb using boto3 in databricks python notebook is giving NoCredentialsError: Unable to locate credentials | <p>I am trying to connect to dynamodb using boto3 with assume_role on databricks.</p>
<p>Here is the example code where I am getting error</p>
<pre class="lang-py prettyprint-override"><code>%pip install boto3
import boto3
sts_client = boto3.client("sts")
# Getting error here
credentials = sts_client.assum... | <python><amazon-web-services><amazon-dynamodb><boto3><databricks> | 2023-05-15 06:34:09 | 0 | 647 | Vinit Khandelwal |
76,251,308 | 2,000,548 | How to use Python to create a custom read data source for Apache Spark 3? | <p>I have a lot of TDMS files produced by National Instruments's LabVIEW which saved in S3. I am hoping to create a custom read data source for Apache Spark 3, then later I can read by something like this</p>
<pre class="lang-scala prettyprint-override"><code>val df = spark.readStream
.format("tdms")
.opt... | <python><apache-spark><apache-spark-sql> | 2023-05-15 06:14:14 | 2 | 50,638 | Hongbo Miao |
76,251,296 | 11,082,866 | Explode a column vertically top create new columns | <p>I have a Dataframe like this :</p>
<pre><code>name zones
aa []
bb [{"rack":11,"bin":22},{"rack":33,"bin":44}]
</code></pre>
<p>Now I want to transform into something like this:</p>
<pre><code>name rack bin
aa - -
bb 11 22
bb 33 44
</code></pre>
<p>I tried thi... | <python><pandas> | 2023-05-15 06:11:53 | 3 | 2,506 | Rahul Sharma |
76,251,187 | 5,680,504 | Mismatch version between pip and python | <p>I have the following versions for python and pip as below.</p>
<pre><code>ramirami-pc:lib sclee01$ pip --version
pip 22.3.1 from /opt/homebrew/anaconda3/lib/python3.10/site-packages/pip (python 3.10)
ramirami-pc:lib sclee01$ python --version
Python 3.8.16
ramirami-pc:lib sclee01$
</code></pre>
<p>As you can see, py... | <python> | 2023-05-15 05:50:06 | 0 | 1,329 | sclee1 |
76,251,041 | 2,825,403 | Multiple dispatch - "function requires at least 1 positional argument" | <p>In a multiple dispatch situation I don't understand why I constantly run into an error saying: <code>TypeError: some_func requires at least 1 positional argument</code>.</p>
<p>For example, we have a following function:</p>
<pre><code>from functools import singledispatch
@singledispatch
def some_func(a, b):
...... | <python><overloading><multiple-dispatch> | 2023-05-15 05:17:14 | 1 | 4,474 | NotAName |
76,250,910 | 1,870,832 | Scatter Plot Not Updating With Widget Selection in Python Panel Holoviz | <p>I want a Python Panel app with dynamic plots, and different plots depending on which menu/button is selected from a sidepanel, so I started from this great starting point: <a href="https://discourse.holoviz.org/t/multi-page-app-documentation/3108/2" rel="nofollow noreferrer">https://discourse.holoviz.org/t/multi-pag... | <python><pandas><hvplot><holoviz><holoviz-panel> | 2023-05-15 04:37:24 | 1 | 9,136 | Max Power |
76,250,741 | 5,132,028 | Read io.BytesIO with Pandas - Python | <p>I am totally new in Python and I am following a google drive tutorial to be able to read a file from the cloud:</p>
<pre><code>def download_file(real_file_id):
try:
service = authorize()
file_id = real_file_id
# pylint: disable=maybe-no-member
request = service.files().get_media... | <python><pandas><bytesio> | 2023-05-15 03:34:56 | 1 | 1,546 | Tomas Lucena |
76,250,624 | 11,141,816 | How to download Bulk PDF of Arxiv from Amazon S3 | <p>This post was a bit long but I wanted to show you the attempts I had tried. I'm new to this area so there might be some seemingly trivial mistakes. I've been trying to figure out how to download the bulk PDFs of the ArXiv and it's been over 12 hours and it was very confusing.</p>
<p>The Bulk PDF Access stated from:
... | <python><amazon-web-services><amazon-s3><download><google-cloud-storage> | 2023-05-15 02:57:22 | 1 | 593 | ShoutOutAndCalculate |
76,250,544 | 6,591,667 | Python: Exit script when it sits Idle after a period of time | <p>I'm required to click a button when it appears onscreen over and over again to copy some files.</p>
<p>So I created a Python program that automatically clicks this button whenever it appears on screen until it's finished.
I screenshotted a PNG image of the button <code>the enum_buttom_image.png</code> file.</p>
<p>H... | <python><pyautogui> | 2023-05-15 02:31:40 | 1 | 8,891 | tadm123 |
76,250,518 | 9,443,671 | How do I make the following plot with Seaborn? Grouping a dataframe by columns | <pre><code> model_name 1 2 3 4 5
0 ground_truth 41.333333 12.000000 12.666667 11.333333 22.666667
1 TL_model 73.333333 4.666667 2.666667 4.666667 14.666667
2 other-model 22.000000 21.333333 9.333333 31.333333 16.000000
</code></pre>
<p>Assume I have the above datafram... | <python><pandas><seaborn><visualization> | 2023-05-15 02:24:35 | 1 | 687 | skidjoe |
76,250,388 | 1,324,833 | Buttons not appearing on PYQT QVBoxLayout | <p>I'm trying to create a simple app with 5 functions each accessed from a button on the main page.</p>
<p>The App class looks like this</p>
<pre><code>import sys
from PyQt5 import QtGui, QtWidgets, QtCore
from PyQt5.QtWidgets import QApplication
class App(QtWidgets.QMainWindow):
def __init__(self):
super... | <python><qt><pyqt5> | 2023-05-15 01:35:41 | 1 | 1,237 | marcp |
76,250,336 | 6,737,797 | Python: Using __self__ instead of self as first argument of "instance method" | <p>I recently came across this piece of code:</p>
<pre><code>class InlineParameterResolver:
def resolve(__self__, value: str) -> Any:
return value
</code></pre>
<p>Now, I am aware that this code is strange as the class itself has no instance methods, nor an init method to enable it to create an instance ... | <python> | 2023-05-15 01:17:26 | 2 | 1,055 | John Von Neumann |
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