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 ⌀ |
|---|---|---|---|---|---|---|---|---|
76,142,428 | 17,353,489 | Unexpected uint64 behaviour 0xFFFF'FFFF'FFFF'FFFF - 1 = 0? | <p>Consider the following brief numpy session showcasing <code>uint64</code> data type</p>
<pre><code>import numpy as np
a = np.zeros(1,np.uint64)
a
# array([0], dtype=uint64)
a[0] -= 1
a
# array([18446744073709551615], dtype=uint64)
# this is 0xffff ffff ffff ffff, as expected
a[0] -= 1
a
# array([0], dtype=uin... | <python><numpy><uint64> | 2023-04-30 16:50:29 | 5 | 533 | Albert.Lang |
76,142,366 | 9,983,652 | ModuleNotFoundError: No module named 'dash_extensions.callback' | <p>since I am using anaconda, so I installed dash_extensions using below command instead of pip.</p>
<p>conda install -c conda-forge dash-extensions</p>
<p><a href="https://anaconda.org/conda-forge/dash-extensions" rel="nofollow noreferrer">https://anaconda.org/conda-forge/dash-extensions</a></p>
<p>I can import dash_e... | <python><plotly-dash> | 2023-04-30 16:36:10 | 0 | 4,338 | roudan |
76,142,338 | 16,527,606 | When I recreate machine learning model in flask api, the server shuts down without any warning | <pre><code>from flask import Blueprint, request, current_app as app
from project_app.modules import ml_tool, pickle_tool
adminBp = Blueprint('admin', __name__, url_prefix='/admin')
@adminBp.route('/refresh', methods=['POST'])
def refresh():
body = request.get_json()
df_nonTest, df_test = ml_tool.get_spl... | <python><machine-learning><flask> | 2023-04-30 16:30:34 | 0 | 537 | niddddddfier |
76,142,305 | 17,507,202 | How to create function that translates an array of 0 and 1s into a float? | <p>I am trying to create a function that takes an array as argument, the array represents number but in Binary, I want this function to return a number.</p>
<p>I can translate any number into Binary, however I can't figure out how to get float number from Binary.</p>
<p>For example 4.8 is [0, 1, 0, 0, 1, 1, 0, 0], but ... | <python><python-3.x><floating-point><binary><binary-data> | 2023-04-30 16:22:54 | 1 | 335 | mitas1c |
76,142,253 | 181,098 | Flask / Bootstrap not showing image | <p>I have this python flask bootstrap function:</p>
<pre><code># Index page (main page)
@app.route('/')
def index():
return render_template('test.html')
</code></pre>
<p>And my run code:</p>
<pre><code>if __name__ == '__main__':
app.run(debug=True)
</code></pre>
<p>Of course the default folder will be under the... | <python><flask><flask-bootstrap> | 2023-04-30 16:09:32 | 1 | 3,367 | Hein du Plessis |
76,141,978 | 8,849,755 | Cannot build scipy from source | <p>I am following the steps specified <a href="https://scipy.github.io/devdocs/dev/dev_quickstart.html" rel="nofollow noreferrer">here</a> under the <em>pip+venv</em> tab. I was able to create the virtual environment and install all the python level dependencies, but then when I navigate into <code>/wherever/I/cloned/s... | <python><build><scipy> | 2023-04-30 15:10:37 | 1 | 3,245 | user171780 |
76,141,615 | 6,819,038 | How to reconnect / retrieve realtime session of previous jupyter notebook session? | <p>I have so much data to process and that takes a lot of time. Closing the tab of jupyter session disconnects the existing realtime session and output, so I can't retrieve previous realtime result. Example: I want to get <code>tqdm</code> progress shown again after I reopen the closed tab of jupyter. I want to retrie... | <python><websocket><jupyter-notebook> | 2023-04-30 13:55:22 | 0 | 653 | adib-enc |
76,141,506 | 1,152,915 | Simplifying weighted moving average calculation | <pre><code>accs = pd.DataFrame({'v': values[start_index:], 'w': weights[start_index:]})\
.rolling(window=window_len, min_periods=1, method='table').apply(weighted_mean, engine='numba', raw=True)\
.v.to_numpy()[a:b] # after .apply() we get df back with all columns being set to the same resulting sequence... | <python><pandas> | 2023-04-30 13:28:46 | 0 | 8,926 | clime |
76,141,435 | 13,438,431 | Use SSL self-signed certificate to connect to ScyllaDB (cassandra) node on Windows? | <p>I've generated a self-signed cert using <a href="https://docs.scylladb.com/stable/operating-scylla/security/generate-certificate.html" rel="nofollow noreferrer">this scylla tutorial</a>. Started a scylladb node, everything's fine and dandy.</p>
<p>Now it's time to connect clients. Here's the script:</p>
<pre><code>f... | <python><ssl><cassandra><scylla><datastax-python-driver> | 2023-04-30 13:09:42 | 1 | 2,104 | winwin |
76,141,399 | 1,581,090 | How to fix python logging error "TypeError: setLevel() missing 1 required positional argument: 'level'"? | <p>I am trying to use a simple logger in python (3.9.6) to log out to the terminal and to format the logging with some timestamp etc. as follows (following <a href="https://sematext.com/blog/python-logging/" rel="nofollow noreferrer">this example</a>):</p>
<pre><code>import logging
logger = logging.getLogger("__ma... | <python> | 2023-04-30 13:01:12 | 2 | 45,023 | Alex |
76,140,943 | 675,011 | How to connect a Python gRPC stub to a Go gRPC server in the same process | <p>I have a Python app that loads Go code through a shared library. I want to call a gRPC server in
the Go part from the Python part of the application. I could make the Go server listen on a
TCP socket, but I want to avoid the overhead of TCP, want to avoid the use of sockets (as I will be creating and destroying many... | <python><go><grpc><grpc-python><grpc-go> | 2023-04-30 11:14:39 | 0 | 877 | Remko |
76,140,909 | 6,198,659 | IFC: Add Unit (IfcUnit) to IfcPropertySingleValue | <p>A python script produces an IFC-file wherein the following line appears several times:</p>
<pre><code>PropertySingleValueWriter = ifcfile.createIfcPropertySingleValue("{}".format(V), "{}".format(k), ifcfile.create_entity("IfcText", str((val["{}".format(k)]))), None)
</code></p... | <python><scripting><ifc> | 2023-04-30 11:07:42 | 1 | 522 | stonebe |
76,140,839 | 16,383,578 | Regex to find sequences of two given characters that alternate | <p>I have written a small program to convert IPv6 addresses to <code>int</code>s and back, and I have managed to beat built-in <code>ipaddress.IPv6Address</code> in terms of performance.</p>
<pre class="lang-py prettyprint-override"><code>import re
MAX_IPV6 = 2**128-1
DIGITS = set("0123456789abcdef")
def pa... | <python><python-3.x><regex> | 2023-04-30 10:48:35 | 2 | 3,930 | Ξένη Γήινος |
76,140,609 | 10,327,984 | error while training the generator in a text to image gan model | <p>I am trying to train a gan model which takes text embeddings and transforms them into an image due to a lack of resources I loaded the generator in GPU and discriminator in CPU.
and I deleted every variable I do not further need in the training loop and then cleared the memory.
this is my train function :</p>
<pre><... | <python><pytorch><generative-adversarial-network> | 2023-04-30 09:56:17 | 1 | 622 | Mohamed Amine |
76,140,411 | 14,459,677 | Calculating specific cells based on cell condition | <p>I have:</p>
<p>EXCEL 1:</p>
<pre><code>NAME Year ACTIVITY AMOUNT
AA 1 CC 140
AA 1 CC 150
AA 1 DD 80
</code></pre>
<p>My desired output is:</p>
<pre><code>NAME ACTIVITY YEAR TOTAL AMOUNT
AA CC 1 290
AA DD 1 8... | <python><pandas><excel><if-statement> | 2023-04-30 09:06:55 | 1 | 433 | kiwi_kimchi |
76,140,300 | 7,371,707 | How to limit the memory usage of python program so that it can trun to swap memory firstly? | <p>I am running a python program that has a large CPU memory consumption. I have limited real CPU memory (32G), but the swap memory is large enough (128G). Can I limit the python program to use less real memory (like up to 4G) and it turns to swap for more?</p>
<p>I am working on Ubuntu 20.04 with python 3.8. Thanks!</... | <python><ubuntu><memory> | 2023-04-30 08:43:16 | 1 | 1,029 | ToughMind |
76,139,962 | 2,889,716 | Celery stucks at pending | <p>This is my code:
<code>celery_app.py</code></p>
<pre class="lang-py prettyprint-override"><code>from celery import Celery
app = Celery(
'tasks', # app name
broker='redis://localhost:6379/0', # broker URL
backend='redis://localhost:6379/1', # backend URL
include=['tasks'] # list of task modules
)
i... | <python><celery> | 2023-04-30 07:05:20 | 0 | 4,899 | ehsan shirzadi |
76,139,913 | 10,569,922 | Plotly Scatter Plot Gap in categorical y-axis | <p>I cant find in <a href="https://plotly.com/python/reference/" rel="nofollow noreferrer">reference</a> Plotly Python, information that I need.
Here my code:</p>
<pre><code>fig_scatter = px.scatter(df_lv, x='frame', y='username', color='label_name', symbol='label_name',
title=f'{task_option}'... | <python><plotly><visualization> | 2023-04-30 06:51:32 | 1 | 521 | TeoK |
76,139,892 | 11,099,842 | How to use a PDF map with plotly? | <p>I want the parameter that allows me to update the layout with a PDF map instead of an open-street-map for <code>plotly.express.scatter_mapbox</code>.</p>
<p>I've searched through the documentation of Plotly, and searched online but I couldn't find the answer.</p>
<p>Line within comments below is the one that I want ... | <python><plotly><gis> | 2023-04-30 06:45:35 | 1 | 891 | Al-Baraa El-Hag |
76,139,800 | 6,455,731 | How to dynamically assign a function signature? | <p>I would like to create a decorator for dynamically assigning function signatures to decorated functions, something like this:</p>
<pre><code>import inspect
signature = inspect.Signature([
inspect.Parameter('x', kind=inspect.Parameter.KEYWORD_ONLY, default=None),
inspect.Parameter('y', kind=inspect.Parameter... | <python><functional-programming><signature> | 2023-04-30 06:14:19 | 2 | 964 | lupl |
76,139,521 | 11,198,558 | How can I format number in plotly Indicator? | <p>I'm now plotting <code>go.Indicator</code> and face a problem with the number format. Specifically, my code is as below</p>
<pre><code>fig.add_trace(
go.Indicator(
mode = "delta",
value = df[df.columns[2]].values[-1],
domain = {'row': 1, 'column':... | <python><plotly> | 2023-04-30 04:18:16 | 1 | 981 | ShanN |
76,139,511 | 18,758,062 | SSH using Python Paramiko: How to detect SSH Server responding with string on successful connection | <p>When I connect to my Ubuntu server via SSH using the terminal, it sometimes return a certain string then closes the connection.</p>
<pre><code>$ ssh hello@my.server.com -i ~/.ssh/id_ed25519
container not found
Connection to 123.10.10.231 closed.
Connection to my.server.com closed.
</code></pre>
<p>Using <code>parami... | <python><python-3.x><ssh><paramiko> | 2023-04-30 04:14:52 | 2 | 1,623 | gameveloster |
76,139,482 | 11,901,732 | Find pairs of words in dictionary in Python | <p>I want to find pairs of words in a file called <code>dictionary.txt</code> based on given strings of
<strong>distinct</strong> letters such as <code>GRIHWSNYP</code>.</p>
<p><code>dictionary.txt</code> looks like this:</p>
<pre><code>AARHUS
AARON
ABABA
ABACK
ABAFT
ABANDON
ABANDONED
ABANDONING
ABANDONMENT
ABANDONS
AB... | <python><list><algorithm><tuples> | 2023-04-30 04:04:15 | 1 | 5,315 | nilsinelabore |
76,139,185 | 5,049,813 | How to compare two Pandas Dataframes with text, numerical, and None values | <p>I have two dataframes <code>df1</code> and <code>df2</code> that both contain text and numerical data in addition to <code>None</code>s as well. However, <code>df1</code> has integer numbers, and <code>df2</code> has float numbers.</p>
<p>I've tried comparing their equality with <code>df1.equals(df2)</code>, but thi... | <python><pandas><dataframe><equality> | 2023-04-30 01:26:47 | 2 | 5,220 | Pro Q |
76,139,175 | 17,741,308 | Visual Studio Code Debug Python Redirecting Input from Text File in Virtual Environment | <p>I am following the code mentioned in <a href="https://stackoverflow.com/questions/65165574/debugging-a-python-file-in-vs-code-with-input-text-file">debugging a python file in vs code with input text file</a>.
To get my error:</p>
<ol>
<li>Create a new virtual pip virtual environment.</li>
<li>Create a new folder cal... | <python><python-3.x><visual-studio-code><debugging> | 2023-04-30 01:23:54 | 1 | 364 | 温泽海 |
76,139,171 | 7,599,062 | Secure Password Storage in Flask-based RESTful API using Python | <p>I am building a Flask-based RESTful API in Python, and I need to securely store and encrypt user passwords for authentication. Currently, I am using a simple hashing algorithm to hash passwords with a salt, but I'm not sure if this is secure enough.</p>
<p>Here is an example of my current implementation for password... | <python><security><flask><restful-authentication> | 2023-04-30 01:22:53 | 1 | 543 | SyntaxNavigator |
76,139,126 | 13,849,446 | Selenium cannot send keys to google map input selenium | <p>I am trying to send keys to google maps to perform search, but Google Maps only accepts keys when the browser screen is in focus. I have tried input_box click, maximizing the window, action chain, and scrolling into view. The following is the code.</p>
<pre class="lang-py prettyprint-override"><code>import time
from... | <python><python-3.x><selenium-webdriver><selenium-chromedriver> | 2023-04-30 00:59:24 | 1 | 1,146 | farhan jatt |
76,139,012 | 12,369,606 | Pandas groupby, keep most common value but drop if tie | <p>This is directly based off of the question <a href="https://stackoverflow.com/questions/15222754/groupby-pandas-dataframe-and-select-most-common-value/74900139#comment134266608_74900139">GroupBy pandas DataFrame and select most common value</a>. My goal is to groupby one column, and keep the value that occurs most o... | <python><pandas><group-by> | 2023-04-30 00:05:38 | 1 | 504 | keenan |
76,138,816 | 2,647,447 | How to remove "Python" from tk menu? | <p>I am trying to build a simple Python desktop application using tkinter. I want to have "Release" and "Module" in my dropdown menu. The issue is, there is always an extra menu -"Python" in it. How do I remove that? (My code is below):</p>
<pre><code>root = Tk()
myLabel =Label(root, text... | <python><tkinter> | 2023-04-29 22:53:33 | 1 | 449 | PChao |
76,138,764 | 44,330 | Since timezone info is deprecated by numpy.datetime64 constructor, what's the right way to convert ISO 8601 datestrings? | <p>I have a timeseries with a large number of ISO 8601 datestrings and would like to convert to <code>numpy.datetime64</code>. But I get a warning:</p>
<pre><code>>>> import numpy as np
>>> t=np.datetime64('2022-05-01T00:00:00-07:00')
<stdin>:1: DeprecationWarning: parsing timezone aware datetim... | <python><numpy> | 2023-04-29 22:38:19 | 3 | 190,447 | Jason S |
76,138,703 | 1,039,860 | issues with regular expressions in python | <p>I am trying to replace a string with another</p>
<p>I have two strings I am looping over:</p>
<pre class="lang-none prettyprint-override"><code>1: "I have a sentence with this_is_a_test in it."
2: "I have another sentance with this_is_a_test_also in it".
</code></pre>
<p>I want to replace <code>... | <python><regex> | 2023-04-29 22:20:04 | 0 | 1,116 | jordanthompson |
76,138,612 | 9,297,170 | Django SearchRank not taking full text search operators into account | <p>I'm trying to add a new endpoint that does full-text search with <code>AND, OR, NOT</code> operators and also tolerates typos with <code>TriagramSimilarity</code>.</p>
<p>I came across this question: <a href="https://stackoverflow.com/questions/37859960/combine-trigram-with-ranked-searching-in-django-1-10">Combine t... | <python><django><postgresql><django-rest-framework><full-text-search> | 2023-04-29 21:52:53 | 2 | 580 | Gerardo Sabetta |
76,138,498 | 5,306,861 | Understand why opencv's KNearest gives these results | <p>Below is the code I run in Python, when <code>K</code> = <code>1</code>, the output looks correct,
But why when <code>K</code> = <code>3</code> the result is <code>4</code> and not <code>5</code>, then there is a row that matches exactly what we were looking for?</p>
<pre><code>import cv2 as cv
import numpy as np
t... | <python><opencv><machine-learning><knn> | 2023-04-29 21:26:23 | 0 | 1,839 | codeDom |
76,138,360 | 5,370,631 | combine multiple rows in pyspark dataframe into one along with aggregation | <p>I have the below df with 2 rows which I want to combine into one row.</p>
<pre><code>+--------------------+--------------------+----+--------------------+--------------------+---------------+-------+-----------+-------------+-------------+-------------+-------------+-------------+----------------------+-------------... | <python><apache-spark><pyspark><apache-spark-sql> | 2023-04-29 20:53:26 | 1 | 1,572 | Shibu |
76,138,342 | 525,913 | Twitter login with Playwright | <p>I'm new to Playwright, and I can't figure out how to get this working. I can enter my userID just fine, but then can't find the right code to click on the "Next" button. Here's one (of many) things I tried:</p>
<pre><code>from playwright_stealth import stealth_async
from playwright.sync_api import sync_pla... | <python><authentication><twitter><playwright-python> | 2023-04-29 20:47:48 | 1 | 2,347 | ViennaMike |
76,138,267 | 15,900,832 | Read/write data over Raspberry Pi Pico USB cable | <p>How can I read/write data to Raspberry Pi Pico using Python/MicroPython over the USB connection?</p>
| <python><micropython><raspberry-pi-pico> | 2023-04-29 20:26:14 | 1 | 633 | basil_man |
76,138,236 | 6,447,399 | _ctypes not install when trying to import pandas | <p>I have read many questions online about trying to solve this issue but none of the solutions seemed to work for me.</p>
<p>I get this error:</p>
<pre><code>(venv) matt@localhost:~/Downloads/Python-3.11.3> python3
Python 3.11.3 (main, Apr 29 2023, 22:07:31) [GCC 7.5.0] on linux
Type "help", "copyrig... | <python><ctypes> | 2023-04-29 20:17:56 | 1 | 7,189 | user113156 |
76,138,199 | 9,064,615 | Loading Pytorch weights results in poor performance compared to training | <p>I'm currently messing around PPO reinforcement learning with <a href="https://www.youtube.com/watch?v=hlv79rcHws0" rel="nofollow noreferrer">this video</a> (Github code located <a href="https://github.com/philtabor/Youtube-Code-Repository/tree/master/ReinforcementLearning/PolicyGradient/PPO/torch" rel="nofollow nore... | <python><pytorch> | 2023-04-29 20:08:00 | 1 | 608 | explodingfilms101 |
76,137,989 | 13,403,510 | Getting value error while enc.transform, where enc is OneHotEncoder(sparse_output=False), in pandas | <p>I have a timeseries dataset name temp which has 4 columns; Date,
Minutes, Issues, Reason no.</p>
<p>in which:</p>
<pre><code>temp['REASON NO'].value_counts()
</code></pre>
<p>shows this output:</p>
<pre><code>R13 158
R14 123
R4 101
R7 81
R2 40
R3 35
R5 31
R8 11
R15 9
R12 ... | <python><pandas><numpy><lstm> | 2023-04-29 19:15:48 | 1 | 1,066 | def __init__ |
76,137,936 | 895,544 | Too many open files when run an external script with multiprocessing | <pre class="lang-py prettyprint-override"><code>def func(item, protein, ncpu):
output = None
item_id = item.id
output_fname = tempfile.mkstemp(suffix='_output.json', text=True)[1]
input_fname = tempfile.mkstemp(suffix='_input.pdbqt', text=True)[1] # <-- error occurs here
try:
with o... | <python><multiprocessing> | 2023-04-29 19:02:58 | 1 | 4,143 | DrDom |
76,137,930 | 14,790,056 | Cumsum of previous values if conditions are met after groupby | <p>I have unbalanced panel. Basically, someone will increase liquidity before decreasing that liquidity fully. I have groups (NF_TOKEN_ID). I want to first <code>groupby</code> and whenever <code>ACTION</code> is <code>DECREASE_LIQUIDITY</code> i want to replace the zero value with all the funds that have been withdraw... | <python><pandas><dataframe> | 2023-04-29 19:01:22 | 1 | 654 | Olive |
76,137,774 | 964,235 | Loading .npy file takes over 30x longer if RAM usage is high | <p>Here is my RAM usage when loading a .npy file, deleting it with del, calling gc.collect, then loading it again. It behaves as expected and takes about 2.5 seconds.<br />
<a href="https://i.sstatic.net/s4RRQ.jpg" rel="nofollow noreferrer"><img src="https://i.sstatic.net/s4RRQ.jpg" alt="enter image description here" /... | <python><numpy><memory><memory-management><ram> | 2023-04-29 18:25:53 | 1 | 1,293 | Frobot |
76,137,381 | 9,079,461 | AttributeError: window object has no attribute tk | <p>I have a tinker program with multiple windows.</p>
<p>Code :</p>
<pre><code>import tkinter as tk
from tkinter import *
class window(Toplevel):
def __init__(self, master=None):
self.master=master
self.title("Add Customer Record")
window= tk.Tk()
window.geometry("500x... | <python><python-3.x><tkinter> | 2023-04-29 16:55:44 | 3 | 887 | Khilesh Chauhan |
76,137,292 | 16,655,290 | Attempting to edit a Sqlite entry with Flask-SqlAlchemy but receive an error | <p>When trying to edit a row, on submit I get this error:</p>
<p>sqlalchemy.exc.ProgrammingError: (sqlite3.ProgrammingError) Error binding parameter 1: type 'StringField' is not supported
[SQL: UPDATE blog_post SET title=?, subtitle=?, body=?, author=?, img_url=? WHERE blog_post.id = ?]
[parameters: (<wtforms.fields... | <python><sqlite><flask-sqlalchemy><flask-wtforms> | 2023-04-29 16:31:48 | 1 | 351 | Daikyu |
76,137,221 | 3,166,177 | Dask converts list of tuples to list of list from pandas | <p>I recently came across an issue that Dask converts list of tuples to list of listfrom pandas while applying a function on a groupby after converting a Pandas dataframe to Dask dataframe. Below is a small reproducible example:</p>
<pre><code>abc = [[("a", 1), ("b", 2)], [("a", 1), ("... | <python><pandas><dask><dask-dataframe> | 2023-04-29 16:17:54 | 1 | 352 | jsanjayce |
76,137,208 | 9,134,545 | Python attrs nested objects convertes | <p>I'm using <code>attrs</code> lib to parse my configuration file, and I'm looking for a better way to parse nested data objects.</p>
<p>Example :</p>
<pre><code>from attrs import define, field, validators
from typing import Dict
class HoconParser:
@classmethod
def from_hocon(cls, file_path):
from pyh... | <python><python-attrs> | 2023-04-29 16:13:46 | 1 | 892 | Fragan |
76,137,199 | 10,307,576 | Copy and subdivide object without original also being subdivided | <p>I wrote a .py script where I attempt to make two copies of a selected object, one with 1 subdivision and another with 2 subidivions. I ran this script on a plane and it resulted in three planes total, however they all ended up with 3 subdivisions. I think it's because they are all selected during the subdivision cal... | <python><blender> | 2023-04-29 16:12:13 | 1 | 2,160 | Bugbeeb |
76,137,008 | 2,473,022 | Python class constructor docstring with __new__ or metaclass | <p><a href="https://stackoverflow.com/questions/37019744/is-there-a-consensus-on-what-should-be-documented-in-the-class-and-init-docs">Previous</a> <a href="https://stackoverflow.com/questions/54189661/docstring-in-class-or-init-constructor">users</a> have asked whether to put the constructor docstring under the <code>... | <python><docstring><pep> | 2023-04-29 15:25:16 | 0 | 1,664 | Moobie |
76,137,007 | 13,119,730 | Fast API - Gunicorn vs Uvicorn | <p>Im developing Fast API application which is doing a lot of I/O operations per single request. The request are handled synchronously.</p>
<p>Whats the difference between serving the application using:</p>
<ul>
<li>uvicorn <code>uvicorn main:app --workers 4</code></li>
<li>gunicorn - <code>gunicorn main:app --workers ... | <python><fastapi><gunicorn><uvicorn> | 2023-04-29 15:24:45 | 1 | 387 | Jakub Zilinek |
76,136,697 | 7,179,546 | Set AppDynamics integration with Python | <p>I'm trying to set up my Python application to send data to AppDynamics. I have the AppDynamics controller up and running and on my local my application works, but no data is found on AppDynamics</p>
<p>I've been told to use this repo as a template (and I can confirm it works, sending data to the AppDynamics instance... | <python><dockerfile><appdynamics> | 2023-04-29 14:16:27 | 1 | 737 | Carabes |
76,136,612 | 8,769,985 | set axes ticks on double log plot | <p>In a double logarithmic plot with matplotlib, I would like to have axes ticks at given points, and with "standard" label (no scientific notation).</p>
<p>This code does not produce the desired output</p>
<pre><code>import matplotlib.pyplot as plt
plt.errorbar(x = [1, 2, 4, 8, 10],
y = [1, 1/2... | <python><matplotlib> | 2023-04-29 13:59:46 | 1 | 7,617 | francesco |
76,136,551 | 1,159,488 | How to use Python pwn tools to resolve a side channel case study | <p>I work on class exercice that involves on find a password on a remote server. The goal is to use the Python pwn library.</p>
<p>When I access to the server with a <code>nc IP port</code> I have :</p>
<blockquote>
<p>[0000014075] Initializing the exercice...<br />
[0001678255] Looking for a door...<br />
[0001990325... | <python><reverse-engineering><netcat><pwntools><server-side-attacks> | 2023-04-29 13:46:29 | 0 | 629 | Julien |
76,136,494 | 8,189,936 | How to scrape a page that doesn't load unless you click the pagination button | <p>I am trying to scrape a website with Python BeautifulSoup. The website is paginated. The scaping works until page 201. For page 201, the URL returns a 404 if you copy it, and paste it in your browser, and hit enter. However, if you click the pagination button, it loads.</p>
<p>How do I handle this kind of scenario?<... | <python><web-scraping><beautifulsoup> | 2023-04-29 13:30:33 | 1 | 1,631 | David Essien |
76,136,469 | 11,065,874 | How to allow hyphen (-) in query parameter name using FastAPI? | <p>I have a simple application below:</p>
<pre class="lang-py prettyprint-override"><code>from typing import Annotated
import uvicorn
from fastapi import FastAPI, Query, Depends
from pydantic import BaseModel
app = FastAPI()
class Input(BaseModel):
a: Annotated[str, Query(..., alias="your_name")]
@a... | <python><query-string><fastapi><pydantic> | 2023-04-29 13:25:40 | 1 | 2,555 | Amin Ba |
76,136,446 | 1,124,262 | python logging with joblib returns empty | <p>When I try to log to a file from multithreaded loop, I just get empty file.</p>
<p>Minimal program to illustrate the issue is following:</p>
<pre><code>import logging
import time
from joblib import Parallel, delayed
def worker(index):
time.sleep(0.5)
logging.info('Hi from myfunc {}'.format(index))
time.... | <python><python-logging><joblib> | 2023-04-29 13:18:11 | 1 | 1,794 | Mehmet Fide |
76,136,190 | 7,789,649 | is there a way to specify what should be in a list when passed as a parameter? | <p>I am learning python. I have a function:</p>
<pre><code>def saveQuotesAndData(self,filename:str, items:list):
</code></pre>
<p>but I want my VS Code intellisense to know what items[i] will be, so i can write the function with auto complete, and not manually type properties of items[i].</p>
<p>for example if I want t... | <python><python-3.x><list><python-typing> | 2023-04-29 12:21:45 | 2 | 344 | Luke |
76,136,148 | 8,849,755 | plotly's line_group analog in seaborn | <p>The function <a href="https://plotly.com/python-api-reference/generated/plotly.express.line.html" rel="nofollow noreferrer"><code>plotly.express.line</code></a> has an argument that is <code>line_group</code> which allows to specify one column to determine each individual line. I am looking to replicate this behavio... | <python><plotly><seaborn> | 2023-04-29 12:07:52 | 1 | 3,245 | user171780 |
76,136,083 | 63,621 | Return value object in FastAPI | <p>I'd like to work with this Python class as a value object that serialises to/from <code>str</code>, with FastAPI:</p>
<pre class="lang-py prettyprint-override"><code>
class KsuidPrefixed:
"""Class with two fields: a Ksuid and the prefix. Uses the PREFIX_SEPARATOR to separate the prefix from the Ks... | <python><fastapi> | 2023-04-29 11:52:57 | 0 | 9,985 | Henrik |
76,135,980 | 1,228,333 | Selenium, after open Chrome signed with my account, the python script doesn't seem getting executed | <p>I'm running a simple script which accesses to a page and clicks on a button, but looks like Selenium loses the focus or kind of.
This is happening after I set the option to open the browser (Chrome) being signed with my account (since I need one extension to be available, and logged in)</p>
<pre><code>from selenium ... | <python><google-chrome><selenium-webdriver> | 2023-04-29 11:30:02 | 0 | 3,161 | Donovant |
76,135,912 | 12,968,928 | How to define a new arithmetic operation in Python | <p>How to define a new arithmetic operation in python</p>
<p>Suppose I want to have operator <code>?</code> such that <code>A?B</code> will result in <code>A</code> to power of <code>1/B</code></p>
<p>So the statement below would be true</p>
<p><code>A?B == A**(1/B)</code></p>
<p>for instance in R I can achieve it as f... | <python> | 2023-04-29 11:16:18 | 2 | 1,511 | Macosso |
76,135,606 | 5,542,049 | What is the benefit of using curried/currying function in Functional programming? | <p>If you consider <code>inner_multiply</code> as an initializer of <code>multiply</code>, shouldn't you make them loosely coupled and DI the initializer (or any other way) especially if you require multiple initializers? Or am I misunderstanding the basic concept of curried function in FP?</p>
<pre><code>def inner_mul... | <python><dependency-injection><functional-programming><solid-principles><currying> | 2023-04-29 10:07:03 | 1 | 845 | Tando |
76,135,553 | 5,719,294 | Ansible-Lint warning for custom module argument exception | <p>I have a custom module to manage Keycloak realms. That module takes a long list of arguments including a sub-dictionary for smtp_server:</p>
<pre class="lang-py prettyprint-override"><code>
def keycloak_argument_spec():
return dict(
auth_keycloak_url=dict(type='str', aliases=['url'], required=True),
auth_c... | <python><ansible-module><ansible-lint> | 2023-04-29 09:50:50 | 0 | 1,034 | TRW |
76,135,497 | 9,452,512 | Manim: Animating row of matrix | <p>I would like to animate a Latex array like this one</p>
<pre class="lang-latex prettyprint-override"><code>\begin{matrix}
A & B& C \\
A & B& D \\
A & B& F \\
A & KASHDAKSJHD& F
\end{matrix}
</code></pre>
<p>such that manim starts with the first row, transforms it into the second row ... | <python><manim> | 2023-04-29 09:34:13 | 1 | 1,473 | Uwe.Schneider |
76,135,304 | 19,186,611 | Celery dockerfile | <p>I'm using Django and celery together in an app(or container) but I want to separate celery in another app(or container). I am not sure how should I do this because my tasks are in the Django app.
so how should I set celery parameters in order to access tasks?</p>
| <python><django><celery> | 2023-04-29 08:47:01 | 1 | 433 | lornejad |
76,135,235 | 2,998,077 | Convert image captured from online MJPG streamer by CV2, to Pillow format | <p>From an image that captured from an online MJPG streamer by CV2, I want to count its colors by Pillow.</p>
<p>What I tried:</p>
<pre><code>import cv2
from PIL import Image
url = "http://link-to-the-online-MJPG-streamer/mjpg/video.mjpg"
cap = cv2.VideoCapture(url)
ret, original_image = cap.read()
img_cv2... | <python><numpy><opencv><image-processing><python-imaging-library> | 2023-04-29 08:26:11 | 1 | 9,496 | Mark K |
76,134,772 | 12,715,723 | Tensorflow Keras TypeError: Eager execution of tf.constant with unsupported shape | <p>My goal is to do <code>Conv2d</code> to an array with a custom shape and custom kernel with this code:</p>
<pre class="lang-py prettyprint-override"><code>import tensorflow as tf
import numpy as np
import sys
tf.compat.v1.enable_eager_execution()
# kernel
kernel_array = np.array([[1, 1, 1], [1, 1, 1], [1, 1, 1]])
k... | <python><numpy><tensorflow><keras><conv-neural-network> | 2023-04-29 06:04:19 | 1 | 2,037 | Jordy |
76,134,758 | 5,034,651 | Docker: issue when using entrypoint+cmd but not when using just cmd | <p>I want to preface this by saying this is not a <a href="https://stackoverflow.com/questions/21553353/what-is-the-difference-between-cmd-and-entrypoint-in-a-dockerfile">general question</a> about the difference between cmd and entrypoint+cmd. I thought I understood the general difference and how to use them but I enc... | <python><docker> | 2023-04-29 06:00:23 | 1 | 616 | Ken Myers |
76,134,704 | 14,581,828 | How to connect to the active session of mainframe from Python | <p>How to connect to the active session in mainframe from Python -</p>
<pre class="lang-py prettyprint-override"><code>import win32com.client
passport = win32com.client.Dispatch("PASSPORT.Session")
session = passport.ActiveSession
if session.connected():
print("Session active")
else:
print... | <python><win32com><mainframe> | 2023-04-29 05:44:38 | 1 | 551 | Sabbha |
76,134,340 | 4,107,349 | Including additional data in Django DRF serializer response that doesn't need to be repeated every entry? | <p>Our Django project sends GeoFeatureModelSerializer responses and we want to include an additional value in this response for JS to access. We figured out how to do this in serializers.py:</p>
<pre class="lang-py prettyprint-override"><code>from rest_framework_gis import serializers as gis_serializers
from rest_frame... | <python><json><django><django-rest-framework><django-rest-framework-gis> | 2023-04-29 03:04:01 | 3 | 1,148 | Chris Dixon |
76,134,265 | 4,175,822 | How can I type hint a dictionary where the key is a specific tuple and the value is known? | <p>How can I type hint a dictionary where the key is a specific tuple and the value is known?</p>
<p>For example I want to type hint a dict like this:</p>
<pre><code>class A:
pass
class B:
pass
class_map: = {
(str,): A
(int,): B
}
some_cls = class_map[(str,)]
</code></pre>
<p>The use case will be to ... | <python><python-typing><typeddict> | 2023-04-29 02:26:46 | 1 | 2,821 | spacether |
76,134,210 | 11,065,874 | how to create pydantic model with dynamic keys on the nested dictionary? | <p>I have this data structure for which I need to create a pydantic model.</p>
<pre><code>a = {
"name": "dummy",
"countries": {
"us": {
"newyork": {
"address": "dummy address"
},
&qu... | <python><pydantic> | 2023-04-29 02:05:54 | 1 | 2,555 | Amin Ba |
76,134,147 | 2,909,897 | How do you work around deprecated PRETTYPRINT_REGULAR Flask setting? | <p>The <a href="https://flask.palletsprojects.com/en/2.2.x/changes/#version-2-2-0" rel="nofollow noreferrer"><em>Version 2.2.0</em></a> Flask release notes mention that <em>PRETTYPRINT_REGULAR</em> setting is deprecated; however, there isn't an explanation for what to do instead. The Flask changelog links to <a href="h... | <python><flask> | 2023-04-29 01:33:33 | 1 | 8,105 | mbigras |
76,134,060 | 2,056,201 | Getting an Array from Flask to React | <p>I am trying to move this JSON list from Flask to my react app, but I dont understand the complex syntax</p>
<p>In Flask I have</p>
<pre><code>@app.route('/data')
def get_time():
result_t = []
for k in range(1, 6):
result_t.append(str(sensor.value))
return jsonify(result_t)
</code></pre>
<p>I can... | <javascript><python><html><reactjs><flask> | 2023-04-29 00:51:28 | 1 | 3,706 | Mich |
76,133,729 | 12,011,589 | Planet not following orbit in Solar System Simulation | <p>I'm trying to simulate a solar system, but the planets don't seem to follow the orbit, instead, the distance between a planet and the sun increases. I can't figure out what's wrong with this code. Here is an MRE.</p>
<pre class="lang-py prettyprint-override"><code>import numpy as np
import matplotlib.pyplot as plt
... | <python><astronomy><astroquery> | 2023-04-28 22:51:28 | 1 | 913 | O_o |
76,133,727 | 3,943,600 | column names are dropped when converting a df from pandas to PySpark | <p>I have a json file in below format.</p>
<pre><code>{
"fd": "Bank Account",
"appVar": [],
"varMode": "AABH",
"occurred": [
{
"occurredTimes": 3,
"sys": [
{
"varTyp": "Conf Param&quo... | <python><pandas><dataframe><apache-spark><pyspark> | 2023-04-28 22:50:59 | 1 | 2,676 | codebot |
76,133,499 | 13,231,537 | Numpy method to get max value of numpy array for multiple ranges | <p>I want to get the maximum and minimum value from a numpy array over multiple ranges. I found <a href="https://stackoverflow.com/questions/35253716/pythonic-way-for-partwise-max-in-a-numpy-array">this</a> solution for getting only the maximum over multiple ranges when the ranges are uniform. However, my ranges are no... | <python><numpy> | 2023-04-28 21:54:31 | 1 | 858 | nikost |
76,133,461 | 3,324,136 | Lambda boto3 python - error - ClientError: An error occurred (404) when calling the HeadObject operation: Not Found | <p>I have a Lambda function <code>Lambda1</code> that runs Transcribe on a file, saves it to an s3 bucket and returns a dictionary (which has the location of the srt file created) that is passed out of one Lambda1 and to Lambda2 as a destination.</p>
<p>Lambda2 then is supposed to form a download object so I can then r... | <python><amazon-web-services><amazon-s3><aws-lambda> | 2023-04-28 21:42:57 | 0 | 417 | user3324136 |
76,133,399 | 600,360 | Python object factory repeats constructor arguments multiple times | <p>In writing a python object factory, I'm running into a <em>lot</em> of parameter repetition in the constructors. It feels wrong, like there is a better way to use this pattern. I'm not sure if I should be replacing the parameters with <code>**kwargs</code> or if there is a different design pattern that is more suite... | <python><oop><design-patterns><factory-pattern> | 2023-04-28 21:30:59 | 2 | 3,599 | Mort |
76,133,397 | 5,583,772 | How to get a mean of a list of columns in a polars dataframe | <p>I want to get the average of a list of columns within a polars dataframe, but am getting stuck. For example:</p>
<pre><code>df = pl.DataFrame({
'a':[1,2,3],
'b':[4,5,6],
'c':[7,8,9]
})
cols_to_mean = ['a','c']
</code></pre>
<p>This works:</p>
<pre><code>df.select(pl.col(cols_to_mean))
</code></pre>
<p>... | <python><dataframe><python-polars> | 2023-04-28 21:30:51 | 2 | 556 | Paul Fleming |
76,133,320 | 13,629,335 | Implementing Tcl bgerror in python | <p>This is a follow up question from <a href="https://stackoverflow.com/q/74732580/13629335">this one</a> where it is suggested to implement the <a href="https://www.tcl.tk/man/tcl/TclCmd/bgerror.html" rel="nofollow noreferrer"><code>bgerror</code></a> to actually get a response to what went wrong in the background. Ho... | <python><tkinter><tcl><tk-toolkit> | 2023-04-28 21:15:24 | 2 | 8,142 | Thingamabobs |
76,133,293 | 19,369,393 | What collection to use that is able to track and remove an object from it in constant time in python? | <p>I need a collection of elements the only purpose of which is to store elements for futher enumeration, so the elements don't have to be ordered/indexes in any way.
But a simple list is not enough, because I may need to remove any element from the collection, and I need to do it in constant time.
<code>deque</code> o... | <python><collections><linked-list> | 2023-04-28 21:08:31 | 2 | 365 | g00dds |
76,133,139 | 19,039,483 | Custom Decorator over Dash CallBack | <p>I am trying to understand if it is possible to use dash callback with custom decorators.
Basic Dash App:</p>
<pre><code>from dash import Dash, html, dcc, callback, Output, Input
import plotly.express as px
import pandas as pd
df = pd.read_csv('https://raw.githubusercontent.com/plotly/datasets/master/gapminder_unfil... | <python><python-3.x><plotly-dash> | 2023-04-28 20:39:42 | 1 | 315 | Thoughtful_monkey |
76,133,124 | 680,268 | do not assign default values when creating model from dict in pydantic | <p>I have a pydantic model with optional fields that have default values. I use this model to generate a JSON schema for another tool, so it can know the default values to apply if it chooses to assign a field.</p>
<pre><code>class MyModel(BaseModel):
my_field: Optional[str] = None
my_other_field: Optional[str... | <python><pydantic> | 2023-04-28 20:37:12 | 1 | 10,382 | Stealth Rabbi |
76,133,090 | 8,863,779 | HuggingChat API? | <p>I am trying to access HuggingChat using requests in Python but I am getting a response code of 500 for some reason. What I have so far is something like this:</p>
<pre><code>hf_url = "https://huggingface.co/chat"
resp = session.post(hf_url + f"/conversation/{self.now_conversation}", json=req_json... | <python><chatbot><huggingface> | 2023-04-28 20:31:06 | 1 | 1,515 | Parth Shah |
76,133,040 | 2,735,009 | pool.map() not working on more than 2 CPUs | <p>I have the following piece of code:</p>
<pre><code>import sentence_transformers
import multiprocessing
from tqdm import tqdm
from multiprocessing import Pool
import numpy as np
embedding_model = sentence_transformers.SentenceTransformer('sentence-transformers/all-mpnet-base-v2')
data = [[100227, 7382501.0, 'view',... | <python><python-3.x><multithreading><multiprocessing><mapreduce> | 2023-04-28 20:21:40 | 1 | 4,797 | Patthebug |
76,132,901 | 468,455 | Python to convert data to a png file | <p>We have an intranet/knowledge base site that has an API. I can use that API to pull assets from the backend. That worked as expected... except... I'm not sure what format the return is in. The file is a png file, and it has the png chunks listed like IHDR but can I just convert this (see below) to base64 and push it... | <python><python-imaging-library><png> | 2023-04-28 19:57:06 | 1 | 6,396 | PruitIgoe |
76,132,861 | 1,418,326 | How to get value mapping from sklearn Leave One Out encoder? | <p>I am using the <code>LeaveOneOutEncoder</code> from <a href="https://contrib.scikit-learn.org/category_encoders/leaveoneout.html" rel="nofollow noreferrer">category_encoders</a>. I am able to encode my data.</p>
<p>How to get a map of the original value and looe_value pair?</p>
<p>Original:</p>
<div class="s-table-c... | <python><scikit-learn><leave-one-out> | 2023-04-28 19:50:21 | 0 | 1,707 | topcan5 |
76,132,667 | 1,202,863 | Consolidating tuples as a dict based on condition | <p>input :</p>
<pre><code>x = ( (1,"A", 10),(1,"B", 10),(1,"B", 10),(1,"C", 10),(1,"C", 10),(1,"B", 10),(1,"A", 10),(1,"A", 10),(1,"C", 10),(1,"B", 10))
</code></pre>
<p>Expected Output:</p>
<pre><code>{'A': [(1, 'A', 10... | <python><list><dictionary><tuples><generator> | 2023-04-28 19:20:26 | 1 | 586 | Pankaj Singh |
76,132,614 | 8,401,294 | Class attributes as dictionary is not reseting on new instance in Python | <p>First example:</p>
<pre><code>class StatsCourseBuilder():
test = 0
novoA = StatsCourseBuilder()
novoA.test += 1
novoA.test += 1
novoB = StatsCourseBuilder()
print(novoB)
novoB.test += 1
</code></pre>
<p>Second example:</p>
<pre><code>class StatsCourseBuilder():
test = {'name' : 0}
novoA = StatsCourseBuild... | <python><oop> | 2023-04-28 19:12:30 | 0 | 365 | José Victor |
76,132,050 | 3,380,902 | AttributeError: module 'pyspark.dbutils' has no attribute 'fs' | <p><code>AttributeError</code> when attempting to transfer files from <code>dbfs</code> filestore in DataBricks to a local directory.</p>
<pre><code>import pyspark.dbutils as pdbutils
pdbutils.fs.cp("/dbfs/Data/file1.csv", "/Users/Downloads/")
Traceback (most recent call last):
File "/datab... | <python><databricks> | 2023-04-28 17:43:48 | 0 | 2,022 | kms |
76,132,035 | 1,212,596 | boto3 get_secret_value not working with ARN | <p><a href="https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/secretsmanager/client/get_secret_value.html" rel="nofollow noreferrer">https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/secretsmanager/client/get_secret_value.html</a></p>
<blockquote>
<p>SecretId (string) –... | <python><amazon-web-services><boto3> | 2023-04-28 17:42:14 | 4 | 84,149 | Paul Draper |
76,132,019 | 5,858,752 | Overriding a method definition with a method from another class? | <pre><code>class test:
def func(self):
print(5)
class test1:
def testing(self, t):
t.func = self.another_func
def another_func(self):
print(6)
t = test()
t1 = test1()
t1.testing(t)
# now t.func() uses test1's another_func and prints 6
t.func()
</code></pre>
<p>This is a simple example I came up with... | <python><python-class> | 2023-04-28 17:39:43 | 0 | 699 | h8n2 |
76,131,865 | 11,653,374 | Numerically check the gradient is a linear operator | <p>Given the following two snippets of code, the first one is designed to iterate over each MNIST sample individually, calculate the loss and find the individual gradients. At the end, all the individual gradients are added and divided by the length of the training dataset to calculate the full gradient (batch). In the... | <python><pytorch> | 2023-04-28 17:17:27 | 0 | 728 | Saeed |
76,131,842 | 1,076,493 | Python requests module slow due to high number of internal function calls | <p>On one of my machines the Python module <code>requests</code> is extremely slow, seemingly due to a very high number of internal function calls. What could lead to such an issue?</p>
<pre class="lang-py prettyprint-override"><code>>>> import sys, cProfile, requests, urllib3
>>> sys.version
'3.10.6 ... | <python><python-requests><.netrc> | 2023-04-28 17:14:30 | 1 | 10,332 | timss |
76,131,670 | 8,942,319 | Python, how to ensure object is garbage collected? | <p>I have an api client instance needed for some work. I'll need to run several iterations of this work with a change in target directories each iteration.</p>
<p>Simple example. Obviously, the work we're doing is not just printing the client properties.</p>
<pre><code>while x < y:
SUB_DIR = f"dir_{x}"... | <python><azure><garbage-collection><azure-data-lake-gen2> | 2023-04-28 16:49:40 | 1 | 913 | sam |
76,131,622 | 5,091,720 | Itsdangerous security - TypeError: unsupported operand type(s) for +: 'int' and 'bytes' | <p>I am using Python 3.9 and itsdangerous 2.1.2. I was testing things in the terminal and it does not appear to be working. This is my first experience with itsdangerous so maybe I don't understand it.</p>
<p>I want to get a token that can be emailed for when the user clicks on [forgot password].</p>
<p>My code in term... | <python><itsdangerous> | 2023-04-28 16:41:22 | 2 | 2,363 | Shane S |
76,131,401 | 17,176,270 | Django form error "this field is required" after HTMX request | <p>I'm using HTMX lib to send the requests with Django. The issue is that after succeed htmx request with <code>project_form</code> swapped <code>project_detail_form</code> comes with "this field is required". What am I doing wrong?</p>
<p>This is my views.py:</p>
<pre><code>def index(request):
"&quo... | <python><django><python-requests><django-forms><htmx> | 2023-04-28 16:09:31 | 1 | 780 | Vitalii Mytenko |
76,131,280 | 5,252,492 | Python Scipy: Force Least Squares to use Positive Integer Values when minimizing | <p>I'm able to create an minimal solution for a weight multiplication problem below using the <code>scipy.optimize.lsq_linear</code>.</p>
<pre><code>Actual = [x,y,z] * [i,j,k]
Difference = Expected - Actual
Difference is sent to the Least Squares Minimizer
</code></pre>
<p><a href="https://docs.scipy.org/doc/scipy/refe... | <python><scipy><least-squares> | 2023-04-28 15:52:59 | 0 | 6,145 | azazelspeaks |
76,131,271 | 13,391,350 | Add blank rows to transposed dataframe | <p>Goal: Insert blank rows in between rows.</p>
<pre class="lang-py prettyprint-override"><code>df = pd.DataFrame(
{
'revenue_month': ['Jan', 'Feb', 'Mar'],
'new_invoice_net': [1000, 2000, 3000],
'new_accrual': [500, 1000, 1500],
'tax': [100, 200, 300],
'total_new_invoice_gro... | <python><pandas> | 2023-04-28 15:52:05 | 1 | 747 | Luc |
76,131,267 | 7,133,523 | numpy seems to produce strange eignvectors | <p>I am doing linear algebra (calculating eignvestors) in python using one of Gilbert Strang's books. In his books the matrix A is given as shown below.</p>
<p><a href="https://i.sstatic.net/8iTi7.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/8iTi7.png" alt="enter image description here" /></a></p>
<p>... | <python><numpy><linear-algebra> | 2023-04-28 15:51:34 | 1 | 319 | Johny |
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