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 ⌀ |
|---|---|---|---|---|---|---|---|---|
78,873,281 | 15,587,184 | Creating and fixing PDF with margings, and text style in reportlab | <p>I'm having an issue creating a report using ReportLab in Python.</p>
<p>I'm using a JSON file from an AWS S3 bucket. Here is a sample of the information:</p>
<pre><code>from reportlab.lib.pagesizes import A1
from reportlab.pdfgen import canvas
from reportlab.lib.units import cm
company_info = [
{'title': '... | <python><pdf><reportlab> | 2024-08-15 00:16:24 | 1 | 809 | R_Student |
78,873,223 | 5,082,048 | Draw arrow from data coordinates to AnnotationBBox | <p>I have a figure with two axis, and an annotation box that sits below the top axis. I want an arrow that starts at the data point in the top axis and points to the top-center of the box (currently it points to 0,0, see picture below). How can I do this?
<a href="https://i.sstatic.net/wjRKgfUY.png" rel="nofollow noref... | <python><matplotlib> | 2024-08-14 23:41:57 | 1 | 3,950 | Arco Bast |
78,873,119 | 6,595,551 | How to prevent ruff formatter from adding a newline after module-level docstring? | <p>I'm using <code>ruff</code> as a replacement to <code>black</code> formatter but I wanna keep the diff at minimum. I'm noticing that it automatically inserts a newline between the module-level docstring and the first import statement.</p>
<p>For example, given this code:</p>
<pre class="lang-py prettyprint-override"... | <python><python-black><ruff> | 2024-08-14 22:41:01 | 1 | 1,647 | Iman Shafiei |
78,873,083 | 2,774,885 | choosing the non-empty group when I have multiple regex matches in a python regex? | <p>I have a regex defined as such, it's two regular expressions separated by an OR - I want to find lines from a text file that match either of these regexes...</p>
<pre><code>my_regex = re.compile(r'^\s+V.*CORE.*?: (\S+)|^\s+NP._VDDC_V: (\S+)')
# ^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^
# ... | <python><regex> | 2024-08-14 22:22:08 | 2 | 1,028 | ljwobker |
78,872,939 | 22,312,722 | Homebrew Python not working after running conda deactivate | <p>I am having so much trouble with what I assume is a conflict between conda and homebrew. When I run my code with the line <code>print(sys.executable)</code>, this is the output:</p>
<p><code>/Users/user/opt/anaconda3/bin/python</code></p>
<p>Even though my interpreter in VSCode is set to this:</p>
<p><code>/opt/home... | <python><conda> | 2024-08-14 21:13:11 | 0 | 761 | simey |
78,872,884 | 8,062,181 | Multi-index lookup between 2 dataframes | <p>I have 2 dataframes: one that acts as a lookup dataframe, and another that I insert values into where numerous rows match between them.</p>
<p>The lookup dataframe looks like this:</p>
<pre><code>data1 = {
'store': ['1', '1', '1', '1', '1', '1'],
'department': ['produce', 'produce', 'produce', 'bakery', 'mea... | <python><pandas><dataframe><indexing> | 2024-08-14 20:51:08 | 1 | 411 | Luxo_Jr |
78,872,754 | 251,589 | Onboarding a new codebase to mypy - silencing errors one-by-one | <p>I am currently converting an existing codebase to <code>mypy</code>.</p>
<p>There are ~500 type errors. I am not familiar with the code so fixing all of the errors would be time consuming.</p>
<p>I would like to:</p>
<ol>
<li>Run <code>mypy</code></li>
<li>For each error listed, edit the code and add a <code># type... | <python><mypy> | 2024-08-14 20:03:00 | 1 | 27,385 | sixtyfootersdude |
78,872,343 | 1,313,890 | Efficient Merge Code in Pyspark / Databricks | <p>I have a library built out for handling MERGE statements on Databricks delta tables. The code for these statements is pretty straightforward and for almost every table resembles the following:</p>
<pre><code>def execute_call_data_pipeline(self, df_mapped_data: DataFrame, call_data_type: str = 'columns:mapped'):
... | <python><pyspark><databricks><azure-databricks> | 2024-08-14 17:52:00 | 1 | 547 | Shane McGarry |
78,872,318 | 11,106,572 | pyinstaller creating a package more than a GB for a simple python script having import pandas, and some operations | <p>When I run pyinstaller for such a simple script <code>sam.py</code> as below, the package size is worth 1.6 GB...How do we justify sharing this big file to someone ? Is it normal ?</p>
<pre><code>import pandas as pd
d = pd.read_csv("~/a.csv")
cols = ['a', 'b']
d[cols].to_csv("~/new.csv", index =... | <python><pandas><ubuntu><pyinstaller> | 2024-08-14 17:46:18 | 1 | 318 | cryptickey |
78,872,300 | 893,254 | How to convert mutiple level Pandas DataFrame column names into single level? | <p>There are other seemingly similar looking questions which already exist on this site, however all of them appear to be related to performing some form of melt operation, rather than a column renaming operation, which is what I ask about here.</p>
<p>I have a Pandas DataFrame with multiple columns. The column names a... | <python><pandas><dataframe> | 2024-08-14 17:41:54 | 1 | 18,579 | user2138149 |
78,872,237 | 1,251,099 | Protobuf (Python): read binary data file and assign the data to repeated object | <p>I have a protobuf file as below.</p>
<pre><code>syntax = "proto3";
message Message {
repeated bytes data = 1;
}
</code></pre>
<p>This is the Python code.</p>
<pre><code>import test_pb2
message = test_pb2.Message()
with open("test.dat", mode='rb') as file:
message.data.extend(file.read())
<... | <python><python-3.x><protocol-buffers> | 2024-08-14 17:21:16 | 1 | 6,206 | user180574 |
78,872,166 | 41,060 | How do I stream a large BZ2 data file using Python requests stream=True/iter_content()? | <p>I have a large data file at <a href="https://dumps.wikimedia.org/other/pageview_complete/monthly/2024/2024-07/pageviews-202407-user.bz2" rel="nofollow noreferrer">https://dumps.wikimedia.org/other/pageview_complete/monthly/2024/2024-07/pageviews-202407-user.bz2</a> (3.3 GB).</p>
<p>I'm trying to stream its contents ... | <python><http><python-requests><http-chunked> | 2024-08-14 16:59:43 | 0 | 2,860 | audiodude |
78,872,103 | 868,574 | python - How to get Unicode characters to display as boxes instead of accented letters - "x96\x88" and "x96\x80" | <p>I have a table that is returning the characters "â\x96\x88" and "â\x96\x80"</p>
<p>These are displaying as "â" and "â"</p>
<p>However, what I need is for them to display as "█" and "▀".</p>
<p>How do I handle this in Python so they display as I wish?</p>
<p... | <python><unicode><character-encoding><non-ascii-characters> | 2024-08-14 16:44:14 | 1 | 447 | Lachlan Macnish |
78,872,037 | 6,733,654 | role_required decorator for FastAPI route | <p>Disclaimer and sorry words.. It's been quite a long time since I do not ask questions here and also I am a complete novice in FastAPI, so.. please do not judge too strong</p>
<p>I am playing with FastAPI authorization and wondering how can I protected my routes from user who are authenticated but do not have permiss... | <python><authentication><fastapi><decorator><rbac> | 2024-08-14 16:29:30 | 2 | 475 | John |
78,871,680 | 1,072,352 | In NumPy arrays, is there a syntax to set a value in the last dimension based on the first dimension? | <p>I've Googled and asked ChatGPT and looked through NumPy docs and can't find any way to do this, so thought I'd ask here.</p>
<p>Suppose I have a 4-dimensional array -- in this case, of shape (3, 2, 2, 2):</p>
<pre><code>a = np.array([
[[[0, 0], [0, 0]],
[[0, 0], [0, 0]]],
[[[0, 0], [0, 0]],
[[0, 0], [0... | <python><arrays><numpy><numpy-ndarray><array-broadcasting> | 2024-08-14 15:08:03 | 1 | 1,375 | crazygringo |
78,871,472 | 2,889,521 | CPython: Usage of `tp_finalize` in C-defined static types with no custom `tp_dealloc` | <p><a href="https://peps.python.org/pep-0442/" rel="nofollow noreferrer">PEP 442</a> introduced the <code>tp_finalize</code> callback to Python type definitions (as a one-to-one equivalent of Pythons classes' <code>__del__</code> function), and recommends using this for any non-trivial destruction.</p>
<p>The <a href="... | <python><python-3.x><destructor><cpython><python-c-api> | 2024-08-14 14:23:40 | 1 | 398 | mont29 |
78,871,372 | 7,713,770 | How to generate the confirm password reset view with Django? | <p>I have a Django Rest Framework api app. And I try to generate some functionaly for forgot password. At the moment there is an api call availeble for reset password. And a user gets an email with a reset email link.</p>
<p>But the problem I am facing is that if the user triggers the reset email link that this results... | <python><django><django-rest-framework> | 2024-08-14 14:01:42 | 0 | 3,991 | mightycode Newton |
78,871,370 | 3,512,538 | pybind11 cross compilation can link against native python executable, can't install cross python | <p>Working on x64 ubuntu22.04 and on ubuntu23.10 with python3.10 and python3.11 on both.</p>
<p>I can build my project natively for both python versions, controlling the python version using <code>PYBIND11_PYTHON_VERSION</code> - which then triggers <code>find_package(Python3 ${PYBIND11_PYTHON_VERSION} REQUIRED EXACT C... | <python><linux><cross-compiling><pybind11> | 2024-08-14 14:01:32 | 0 | 12,897 | CIsForCookies |
78,871,265 | 8,605,348 | Stripe Python AttributeError: 'coroutine' object has no attribute 'auto_paging_iter' | <p>An example in the Stripe Python library doesn't seem to work. The <a href="https://github.com/stripe/stripe-python/blob/master/README.md#async" rel="nofollow noreferrer">README</a> says:</p>
<pre class="lang-py prettyprint-override"><code># .auto_paging_iter() implements both AsyncIterable and Iterable
async for c i... | <python><python-3.x><asynchronous><stripe-payments><python-asyncio> | 2024-08-14 13:40:17 | 1 | 1,294 | ardaar |
78,871,239 | 327,074 | BleakScanner timeout with asyncio.wait_for when function has returned | <ul>
<li>bleak version: 0.22.2</li>
<li>Python version: 3.8.18</li>
<li>Operating System: Linux</li>
<li>BlueZ version (<code>bluetoothctl -v</code>) in case of Linux: 5.64</li>
</ul>
<h3>Description</h3>
<p>I have a BleakScanner with a timeout. The timeout still occured after returning from the <code>asyncio.wait_for<... | <python><bluetooth-lowenergy><python-asyncio><python-bleak> | 2024-08-14 13:34:20 | 1 | 13,115 | icc97 |
78,871,211 | 881,712 | Continuously iterate through a dict | <p>If we have a <code>dict</code> we can easily iterate through its values:</p>
<pre><code>a = {'mon': 10, 'tue': 13, 'wed': 6, 'thu': 24, 'fri': 15}
for v in a:
print(v)
</code></pre>
<p>I also have a nested loop like this:</p>
<pre><code>while True:
# some conditions to break the outer loop
for v in a:
... | <python><dictionary> | 2024-08-14 13:28:24 | 3 | 5,355 | Mark |
78,871,193 | 66,191 | Alembic (MySQL) - Always wants to drop/create indexes where index contains column that requires a size | <p>I have the following class..</p>
<pre><code>class X( Base ):
__tablename__ = "X"
__table_args__ = (
Index( "index1", "downloaded", text( "x_name( 255 )" ) ),
)
id: Mapped[ int ] = mapped_column( BIGINT( unsigned = True ), primary_key = Tru... | <python><mysql><sqlalchemy><alembic> | 2024-08-14 13:24:27 | 1 | 2,975 | ScaryAardvark |
78,870,853 | 3,265,791 | SQLAlchemy select with arrow ADBC driver | <p>I am trying to use SQLAlchemy queries with the <a href="https://arrow.apache.org/adbc/current/index.html" rel="nofollow noreferrer">ADBC</a> driver.</p>
<p>The main issue is that I use a lot of sqlalchemy queries, i.e. <code>query = select(*cols)...</code> and I can't simply mix the two like in the following way, as... | <python><postgresql><sqlalchemy><apache-arrow> | 2024-08-14 12:13:54 | 1 | 639 | MMCM_ |
78,870,831 | 9,270,577 | Best way to resolve conflicts between application packages | <p>I am developing a package that will be used by 3-party applications that I have no control over whatsoever.</p>
<p>I am wondering what is the best way to solve conflicts between packages.</p>
<p>For example:</p>
<p>Lets say a 3-party app wants to use my package called <code>external-package</code>.</p>
<pre><code>├─... | <python><python-3.x><pip> | 2024-08-14 12:09:08 | 1 | 1,164 | rook |
78,870,803 | 5,084,560 | DPY-3008: unsupported in-band notification with error number 2396 | <p>I run a SQL query with a python script. i use python-oracledb library. same script works for other queries without error. i run query on Toad. there is no problem or error. i check the search engines for error message. i couldn't find a solution.</p>
<p>any ideas?</p>
| <python><oracle-database><python-oracledb> | 2024-08-14 12:02:45 | 2 | 305 | Atacan |
78,870,739 | 1,930,508 | Reuse inheritance tree of one out of multiple classes in Python | <p>I have 2 classes each implementing a specific behavior and using parent classes.</p>
<p>Now I have a new class that needs to use either behavior but which one can only be determined during/after construction.</p>
<p>That is currently being done by using multiple inheritance.
However as the base classes were not writ... | <python><inheritance><overloading><multiple-inheritance><method-resolution-order> | 2024-08-14 11:50:20 | 1 | 5,927 | Flamefire |
78,870,698 | 10,215,301 | Is it necessary for torch_dtype when loading a model and the precision for trainable weights to be different? If so, why? | <p>According to <a href="https://github.com/huggingface/peft/issues/341#issuecomment-1884911753" rel="nofollow noreferrer">this comment</a> in the huggingface/peft package, if a model is loaded in fp16, the trainable weights must be cast to fp32. From this comment, I understand that generally, the <code>torch_dtype</co... | <python><pytorch><nlp><huggingface-transformers><large-language-model> | 2024-08-14 11:39:28 | 0 | 3,723 | Carlos Luis Rivera |
78,870,533 | 5,457,202 | Issues trying to load saved Keras U-Net model from h5 file | <p>I've been assigned a task in my company to try to hydrate a model that was trained for a previous project, and while I can load it again, I'm failing to try it and I don't know why.</p>
<p>The model follows a U-Net architecture, and here's the output of the <code>summary()</code> method after calling <code>load_weig... | <python><tensorflow><keras><deep-learning><unet-neural-network> | 2024-08-14 10:52:17 | 1 | 436 | J. Maria |
78,870,532 | 12,424,131 | Python metaclass keyword arguments not getting used by subclass | <p>I am trying to write a metaclass to assist in serialization. The intention of the metaclass was to isolate the production code from the serialization mode (e.g. YAML or JSON) as much as possible. So, things could inherit from the class <code>Serializable</code>, and not have to worry (too much) about whether it was ... | <python><metaclass> | 2024-08-14 10:52:13 | 1 | 466 | Steven Dickinson |
78,870,514 | 4,340,985 | How to read a csv into pandas with missing columns in the header? | <p>I have a CSV file from a measurement device, that produces a bunch of values (Temperature, Rain and Wind) and gives some metadata for the device:</p>
<pre><code>Station, Hillside
ID, 12345
elevation, 54321
units, °C, mm, kph
time, temp, prec, wind
2024-08-01 00:00, 18, 0, 5
2024-08-01 01:00, 18, 0, 2
2024-08-01 02:0... | <python><pandas><csv><multi-index> | 2024-08-14 10:47:44 | 3 | 2,668 | JC_CL |
78,870,445 | 864,245 | Class inheritance where the children are simple variable-only classes | <p>I am working with some YAML patches. These patches are a similar structure, but contain different values. The values are often difficult to remember, so I want to abstract them away into class instances that I can reference.</p>
<p>Here is the approach I have taken so far:</p>
<pre class="lang-py prettyprint-overrid... | <python><python-3.x> | 2024-08-14 10:32:51 | 2 | 1,316 | turbonerd |
78,870,086 | 13,942,929 | Cython : How can we add default value to fused_type parameter? | <p>I want my function that has a fused_type parameter to take a default value.
I already added int as a part of my fused_type. But I keep getting an error.</p>
<pre><code>ctypedef fused test_type:
double
int
str
MyObject
</code></pre>
<hr />
<pre><code>def test_point(self, a : test_type = 0):
print... | <python><cython><cythonize> | 2024-08-14 09:14:28 | 0 | 3,779 | Punreach Rany |
78,870,005 | 6,450,267 | How to input multiple inputs in RunnableWithMessageHistory of LangChain? | <p>I would like to ask about LangChain for LLM in python.</p>
<p>I need multiple inputs with chatting history to run the model, so I tried to use RunnableWithMessageHistory but got an error.</p>
<blockquote>
<p><strong>Error in RootListenersTracer.on_chain_end callback: KeyError('input')</strong></p>
<p><strong>{'outpu... | <python><openai-api><langchain> | 2024-08-14 08:59:49 | 0 | 340 | Soonmyun Jang |
78,869,764 | 2,612,235 | Local Package Development with Poetry on Ubuntu 24.04? | <p>I'm working on a Python project that uses Poetry for dependency management. Recently, I found a bug in a third-party package, so I cloned its repository to work on it locally. My goal is to integrate this local version of the package into my project, but I've run into some issues.</p>
<p>First, I attempted to manual... | <python><ubuntu><pip><python-poetry><pipx> | 2024-08-14 08:03:52 | 1 | 29,646 | nowox |
78,869,763 | 10,855,529 | Using starts_with for comparing a string to a list of strings in Polars | <p>Could I do a <code>starts_with</code> check for a string with a list of strings and return <code>True</code> if the string starts with <em>any</em> of the strings in the list.</p>
<p>For now, I came up with the following.</p>
<pre class="lang-py prettyprint-override"><code>df = pl.DataFrame({
'a': ['https://abcd... | <python><python-polars> | 2024-08-14 08:03:49 | 1 | 3,833 | apostofes |
78,869,587 | 11,046,379 | Get boolean expression from hierarchical Pandas DataFrame | <p>The dataframe is given as :</p>
<pre><code>df = pd.DataFrame(
{
"id": [1, 2, 3, 4, 5, 6, 7, 8],
"parent_id": [0, 0, 1, 1, 2, 2, 4, 4],
"value": [a>2, b<4, d>5, e<3, h>1, i>10, f>3, g>2],
}
)
</code></pre>
<p>I need get that string... | <python><pandas><dataframe> | 2024-08-14 07:14:58 | 1 | 1,658 | harp1814 |
78,869,394 | 11,895,964 | Import Errors for Custom Django Apps in XBlock Development on OpenEdX Palm Version | <p>I’m having trouble importing custom Django apps in an Open edX XBlock. Even though the Django application is installed in the Open edX environment, I'm encountering errors.</p>
<p>The <code>video_rating</code> custom Django application is installed and working perfectly in this environment.</p>
<p><code>onlineofflin... | <python><django><openedx><edx><palm> | 2024-08-14 06:17:42 | 1 | 414 | Neeraj Kumar |
78,869,326 | 11,678,700 | Why is it that calling standard sum on a numpy array produces a different result than numpy.sum? | <p>Observe in the following code, creating an numpy array and calling the builtin python <code>sum</code> function produces different results than <code>numpy.sum</code></p>
<p>How is numpy's sum function implemented? And why is the result different?</p>
<pre><code>test = [.1]*10
test = [np.float64(x) for x in test]
te... | <python><numpy><data-science> | 2024-08-14 05:55:28 | 2 | 328 | Liam385 |
78,869,236 | 6,101,419 | Use Custom Manager to Filter on a Reverse Relation | <p>I have a set of users and a set of assignments each user submits.</p>
<pre class="lang-py prettyprint-override"><code>class User(models.Model):
name = models.CharField()
class Assignment(models.Model):
user = models.ForeignKey(
"User",
related_name="assignments"
)
status = models... | <python><django> | 2024-08-14 05:16:28 | 1 | 2,137 | Enrico Borba |
78,869,092 | 14,808,637 | Visualization of Graphs Data | <p>I need to visualize graphs where each pair of nodes connected by a comma represents an edge, and the numeric value represents the intensity of that edge. For instance, ('A', 'B'): 0.71 means that node A is connected to node B with an edge intensity of 0.71. Now, I need to visualize these graphs in python. Here are t... | <python><python-3.x><matplotlib><graph> | 2024-08-14 04:03:44 | 1 | 774 | Ahmad |
78,869,085 | 2,966,723 | Using and changing a variable name for a value in a dict | <p>I've encountered a challenge in doing repeated simulations with a changing parameter value using Python. I'm looking for a clean way to change the parameter value.</p>
<p>Reducing it to the simplest case, we can assume the parameter is showing up as the value for some specific keys in a dictionary, <code>D</code>, ... | <python><dictionary> | 2024-08-14 04:01:35 | 1 | 24,012 | Joel |
78,868,737 | 11,233,365 | How to relate new SQL table row to an existing row in a related SQL table without creating a duplicate new row | <p>I am trying to create two tables using SQLModel where a parent can have multiple children. The parents and their children will be found and registered to the database individually, so I need to somehow implement the ability to point already existing entries in the parent table to their children as they are found and... | <python><fastapi><sqlmodel> | 2024-08-14 00:55:00 | 1 | 301 | TheEponymousProgrammer |
78,868,652 | 4,718,221 | Inheriting from Python dataclass | <p>I started using data classes recently and am having some issues understanding how inheritance works. I can't understand the problem with too many variables being passed on. Am I using the super() method correctly here?</p>
<p>Attaching code below:</p>
<pre><code>from typing import Optional
@dataclass
class ZooAnima... | <python><inheritance><python-dataclasses> | 2024-08-13 23:52:20 | 0 | 604 | user4718221 |
78,868,598 | 169,252 | Friend optimized some python code of mine, what is it really doing? | <p>A friend optimized some code I wrote. I was trying to make sense of it.
Using some actual values it boils down to this:</p>
<pre><code>from itertools import cycle
list = sorted([8, 4, 6, 2])
c = cycle(list)
u = [set(next(c) for _ in range(2)) for _ in range(6)]
print(u)
</code></pre>
<p>This code prints
<code>[{2,... | <python><cycle> | 2024-08-13 23:22:52 | 0 | 6,390 | unsafe_where_true |
78,868,592 | 20,302,906 | Sending different content to clients throug websocket connection | <p>I'm working on an online blackjack game to be implemented with python websockets. Player 1 and 2, both human, will interact with the server through two client instances I'm planning to make with <a href="https://textual.textualize.io" rel="nofollow noreferrer">textual</a> which make it an online terminal based game.... | <python><websocket> | 2024-08-13 23:17:09 | 1 | 367 | wavesinaroom |
78,868,372 | 738,811 | Mocking a function import with from keyword | <p>There are three files, a file with a test and two simple modules:</p>
<p><code>a.py</code>:</p>
<pre><code>import b
def bar():
b.foo()
</code></pre>
<p><code>b.py</code>:</p>
<pre><code>def foo():
print("Hello from b.py")
</code></pre>
<p><code>test_a.py</code>:</p>
<pre><code>from a import bar
fr... | <python><unit-testing> | 2024-08-13 21:31:59 | 1 | 15,721 | scdmb |
78,868,296 | 12,820,205 | Icons not found by briefcase/android-emulator | <p>I am building an app for android and iOS using beeware. When running the android emulator through briefcase, my icons are not included. I get the warnings:</p>
<pre><code>I/python.stdout: WARNING: Can't find icon view_white; falling back to default icon
I/python.stdout: WARNING: Can't find icon add_white; falling ba... | <python><android-emulator><beeware> | 2024-08-13 20:58:06 | 1 | 1,994 | rjen |
78,868,163 | 5,013,066 | Does Poetry for Python use a nonstandard pyproject.toml? How? | <p>I am considering introducing my organization to Poetry for Python, and I came across this claim:</p>
<blockquote>
<p>Avoid using the Poetry tool for new projects. Poetry uses non-standard implementations of key features. For example, it does not use the standard format in pyproject.toml files, which may cause compat... | <python><python-poetry><pyproject.toml> | 2024-08-13 20:12:08 | 1 | 839 | Eleanor Holley |
78,868,024 | 2,986,153 | How to know when to use map_elements, map_batches, lambda, and struct when using UDFs? | <pre><code>import polars as pl
import numpy as np
df_sim = pl.DataFrame({
"daily_n": [1000, 2000, 3000, 4000],
"prob": [.5, .5, .5, .6],
"size": 1
})
df_sim = df_sim.with_columns(
pl.struct("daily_n", "prob", "size")
.map_elements(lambda x:
... | <python><dataframe><python-polars> | 2024-08-13 19:29:16 | 2 | 3,836 | Joe |
78,867,953 | 1,592,427 | Psycopg hangs on connection | <p>Running the latest (3.2.1) version of th psycopg faced a problem that it hangs on getting connection from the pool to the postgres db. I saw that timeout there is 0.1 so it must raise an error but instead it just got stuck at that point. Are there any way to force it to raise an error if failed to connect?</p>
<pre>... | <python><postgresql><sqlalchemy><psycopg2><psycopg3> | 2024-08-13 19:05:41 | 0 | 414 | Andrew |
78,867,805 | 13,562,186 | Struggling to get mathematical model to work | <p>I am trying to mimic a mathematical model based on the following model documentation.</p>
<p>4.1.1.4 Exposure to Vapour: Evaporation</p>
<p><a href="https://www.rivm.nl/bibliotheek/rapporten/2017-0197.pdf" rel="nofollow noreferrer">https://www.rivm.nl/bibliotheek/rapporten/2017-0197.pdf</a></p>
<p><a href="https://i... | <python><math><differential-equations> | 2024-08-13 18:16:23 | 1 | 927 | Nick |
78,867,587 | 835,730 | Parse WhatsApp message read status | <p>My question is more about html layout and parsing dynamic of content.</p>
<p>My task: parse contacts who read my particular message in the Group.
I tried to see DOM structure for the DIV block that hold that contacts.
But it's dynamic and list 20 items only. So when I scroll down it's updated.</p>
<p>So what should ... | <python><c#><html><selenium-webdriver><html-parsing> | 2024-08-13 17:22:12 | 1 | 393 | Jeffrey Rasmussen |
78,867,241 | 19,369,310 | Applying function that takes a list as input and a list as output to a pandas dataframe | <p>I have defined the following function:</p>
<pre><code>def my_function(inputList):
intermediateList = []
outputList = []
S = 0
for x in inputList:
S += x
y = 6*x
intermediateList.append(y)
for elt in intermediateList:
z = S / elt
outputList.append(z)
return outputList
</code></pre>
<p>... | <python><pandas><dataframe><group-by><apply> | 2024-08-13 15:54:52 | 1 | 449 | Apook |
78,867,160 | 3,710,004 | PyPDF2 stalling while parsing pdf for unknown reason | <p>I have a script in which I go through and parse a large collection of PDFs. I noticed that when I tried to parse a particular PDF, the script just stalls forever. But it doesn't throw up an error and as far as I can tell, the PDF is not corrupted. I can't tell what the issue is, but I can see that it happens on page... | <python><pypdf> | 2024-08-13 15:38:17 | 1 | 686 | user3710004 |
78,867,121 | 2,287,458 | Fill several polars columns with a constant value | <p>I am working with the following code...</p>
<pre class="lang-py prettyprint-override"><code>import polars as pl
df = pl.DataFrame({
'region': ['GB', 'FR', 'US'],
'qty': [3, 6, -8],
'price': [100, 102, 95],
'tenor': ['1Y', '6M', '2Y'],
})
cols_to_set = ['price', 'tenor']
fill_val = '-'
df... | <python><python-polars> | 2024-08-13 15:30:39 | 2 | 3,591 | Phil-ZXX |
78,866,838 | 1,812,732 | Create filter based on specific column | <p>How do I filter an 2D array based on a value in a column?</p>
<p>I tried <code>arr[arr[2] > 5]</code> but it fails</p>
<pre><code>>>> arr = np.arange(12).reshape((4,3))
>>> print(arr)
[[ 0 1 2]
[ 3 4 5]
[ 6 7 8]
[ 9 10 11]]
>>> print(arr[arr[2] > 5])
Traceback (most recent call... | <python><numpy> | 2024-08-13 14:24:34 | 1 | 11,643 | John Henckel |
78,866,648 | 6,439,229 | How to get 'underlying' key in shift combinations | <p>In order to implement customisable hotkeys in an application I'm looking for a way to capture and display key presses with modifiers.</p>
<p>What I have now is this customised <code>QLineEdit</code>:</p>
<pre><code>from PyQt6.QtWidgets import QApplication, QLineEdit
from PyQt6.QtGui import QKeyEvent, QKeySequence
fr... | <python><pyqt6><qkeyevent> | 2024-08-13 13:41:48 | 0 | 1,016 | mahkitah |
78,866,546 | 436,315 | PyInstaller causing a crash, PyCharm works a charm | <p>I have someone else's Python code that I am upgrading from 3.7 to 3.12 before changing database calls to API calls. The Python code is compiled using PyInstaller into an executable to be distributed as required.</p>
<p>If I run the PyInstaller command, it compiles fine creating an executable and an "_internal&q... | <python><pycharm><pyinstaller><executable> | 2024-08-13 13:20:48 | 1 | 1,148 | Jim Grant |
78,866,437 | 1,975,199 | "unpacking" binary into floating point | <p>I've got a data set that is in binary, and trying to convert it to decimal/float.</p>
<p>For now, I am just using Python to get the understanding for now.
Typically, I would achieve this in one of two ways. Either using Python's struct, or bit shifting and OR'ing.</p>
<p>For instance, I have a two byte array of [67... | <python><bit-manipulation> | 2024-08-13 12:57:36 | 1 | 432 | jgauthier |
78,866,416 | 10,527,135 | Serving Static Files with Nginx and Django in Docker | <p>Despite seeing many similar issues in other threads, I've been unable to configure Nginx to serve static files from my Django project.</p>
<p>Here are my two static variables in my <code>settings.py</code>:</p>
<pre><code>STATIC_URL = '/static/'
STATIC_ROOT='/opt/django/portfolio/collectstatic'
</code></pre>
<p>Here... | <python><django><docker><nginx> | 2024-08-13 12:54:22 | 2 | 349 | fjjones88 |
78,866,188 | 9,438,759 | CTypes bitfield sets whole byte | <p>I have the following structure:</p>
<pre><code>class KeyboardModifiers(Structure):
_fields_ = [
('left_control', c_bool, 1),
('right_control', c_bool, 1),
('left_shift', c_bool, 1),
('right_shift', c_bool, 1),
('left_alt', c_bool, 1),
('right_alt', c_bool, 1),
... | <python><ctypes><bit-fields> | 2024-08-13 12:05:07 | 2 | 321 | Slendi |
78,865,964 | 6,400,277 | RS485 communication between C++ and Python, message splitted and receive in multiple reception | <p><strong>Context</strong></p>
<p>I am working on a personal project on which I have to connect a Python script (3.7) to a QML application (Qt 5.2, C++17), all running on a Linux RHEL8 distribution.</p>
<p><strong>Hardware connections</strong></p>
<p>I have two computers with 2 USB ports, and 2 homemade cables with US... | <python><c++><rs485> | 2024-08-13 11:21:51 | 1 | 635 | Mathieu Gauquelin |
78,865,932 | 390,224 | Get rotation angle from rotation vector over axis Y/Z | <p>For some of you this could be a really easy question, but I didn't find a solution or was too dumb to understand some of the math papers.</p>
<p>I am currently working in Python but that shouldn't matter.
What I want is to get the rotation angle of the unit vector representing the rotation, over a specific axis.</p>... | <python><math><vector><rotation> | 2024-08-13 11:14:37 | 0 | 2,597 | Nuker |
78,865,667 | 7,695,845 | How to draw a rectangle with one side in matplotlib? | <p>I want to draw a rectangle in matplotlib and I want only the top edge to show. I tried to draw a line on top of the rectangle to make it work, but I was not satisfied with the result. Here's my code:</p>
<pre class="lang-python prettyprint-override"><code>import matplotlib.pyplot as plt
from matplotlib.axes import A... | <python><matplotlib> | 2024-08-13 10:12:58 | 2 | 1,420 | Shai Avr |
78,865,556 | 3,128,122 | Only one FTP query to get directory files and metadata | <p>I'm working on a project that needs solid performance.</p>
<p>I need to analyze the contents of an FTP folder (and its sub-folders) with a single FTP request (to avoid making a call per file, which I could do with <code>ftp_host.stat(file_path)</code>).</p>
<p>For each folder, I need to retrieve :</p>
<ul>
<li>The f... | <python><ftp><ftputil> | 2024-08-13 09:51:59 | 1 | 11,394 | Samuel Dauzon |
78,865,475 | 6,300,438 | Python on Mac does not recognize venv executable | <p>I recently moved to Macbook to do programming. It has a really weird problem that I don't know where to start debugging. I already perform an exhautive search on Google but can't find a solution.</p>
<p>Basically, I try to create a virtual environment <code>env</code> with<code>python3.10</code>, activate it and exp... | <python><macos> | 2024-08-13 09:35:00 | 2 | 599 | Luan Pham |
78,865,470 | 11,046,379 | Recursively traverse Pandas Dataframe | <p>There is Pandas dataframe</p>
<pre><code> id parent_id result
1 0 True
2 0 False
3 1 True
4 1 False
5 2 True
6 2 False
7 4 True
8 4 True
</code></pre>
<p>How to recursively traverse t... | <python><pandas> | 2024-08-13 09:34:09 | 2 | 1,658 | harp1814 |
78,865,284 | 8,510,149 | PySpark optimization mindset - loop over groups with joins and union | <p>I'm looping over groups in a PySpark dataframe and do one filter operation, several joins (depending on depth of group) and one union operation on each group. The individual groups are quite small, in my real-world use cases number of rows for each group ranges from 3-20. I have around 1500 groups to loop thru and i... | <python><pyspark><optimization><databricks> | 2024-08-13 08:56:35 | 1 | 1,255 | Henri |
78,865,258 | 1,617,563 | How to pass an untyped dictionary assigned to a variable to a method that expects a TypedDict without mypy complaining? | <p>I would like to pass a dictionary to a method <code>foo</code> that expects a <code>TypedDict</code> without explicitly mentioning the type. When I pass the dictionary directly to the method, everything is good. However, when I assign the dictionary to a variable <code>configs</code> first, mypy complains about inco... | <python><python-typing><mypy> | 2024-08-13 08:50:15 | 2 | 2,313 | aleneum |
78,865,145 | 6,212,999 | ltrace doesn't work for Python compiled with --enable-shared | <p>When I build Python 3.12.4 with <a href="https://docs.python.org/3/using/configure.html#cmdoption-enable-shared" rel="nofollow noreferrer">--enable-shared</a> option:</p>
<blockquote>
<p>Enable building a shared Python library: libpython (default is no).</p>
</blockquote>
<p>the only output I get from ltrace is:</p>... | <python><gcc><linker><shared-libraries><ltrace> | 2024-08-13 08:19:00 | 1 | 405 | Marcin Barczyński |
78,865,114 | 6,597,296 | Using Twisted to implement implicit FTPS server | <p>I am writing an FTP server using the Python framework Twisted. Twisted has its own plain FTP implementation - but it doesn't support FTPS. I've noticed that most clients connect and immediately issue an <code>AUTH TLS</code> command, requesting an encrypted FTPS connection. If the server responds that this command i... | <python><ftp><twisted><ftps> | 2024-08-13 08:09:48 | 1 | 578 | bontchev |
78,865,047 | 6,234,139 | KeyError when filtering time series on basis of datetimeindex in pandas | <p>I am trying to filter a time series on the basis of a datetimeindex in pandas, but get a KeyError. The example below for instance yields the error KeyError: '2021'. What causes this?</p>
<pre><code>import pandas as pd
data = {'date':['2021-11-1', '2021-12-1', '2022-01-1', '2022-02-1'],
'value':['hello', 'bon... | <python><pandas> | 2024-08-13 07:51:51 | 0 | 701 | koteletje |
78,864,992 | 4,934,344 | Quick search list of tuples | <p>I have a very long list of tuples, about 4000 entries. Data is not sorted. This is not the full code. It is a simplified example. Just looking for a way to speed this up if possible.</p>
<pre><code>arr = [['863', '0.31', '0.00', '0.69'], ['621', '1.00', '0.00', '0.00'], ['834', '1.00', '0.00', '0.00']]
</code></pre>... | <python><numpy><performance><loops> | 2024-08-13 07:37:23 | 2 | 611 | Rankinstudio |
78,864,333 | 1,940,534 | How do I use presence_of_element_located to click a checkbox | <p>I want to use a piece of code like this:</p>
<pre><code>elementspan = WebDriverWait(driver, 10).until(EC.presence_of_element_located(("xpath", '//span[text()="" and @class="cb-i"]')))
</code></pre>
<p>the trick is the html I am presented is below
I want to click the checkbox below,just ... | <python><selenium-webdriver><xpath><chrome-web-driver> | 2024-08-13 03:58:55 | 1 | 1,217 | robm |
78,863,941 | 2,449,857 | Parsing XML with lxml without unescaping characters | <p>Is there a way to read XML from a string with <code>lxml</code>, without converting escaped characters (<code>&apos;</code> for <code>'</code>, <code>&quot;</code> for <code>"</code>, etc) back to their original form?</p>
<p>For example,</p>
<pre class="lang-py prettyprint-override"><code>from lxml impo... | <python><lxml> | 2024-08-12 23:53:17 | 0 | 3,489 | Jack Deeth |
78,863,925 | 8,251,318 | mock.patch object extending into non-decorated methods? | <p>I have the following code:</p>
<pre><code>def get_mocked_contract_event():
event = {#stuff}
return event
@pytest.fixture(scope="function")
def context():
yield
#works as expected
@mock.patch("ticketfactory.TicketFactory", autospec = True)
def test_success_ticket(mock_ticket_factory... | <python><unit-testing><pytest> | 2024-08-12 23:40:49 | 0 | 877 | Matthew |
78,863,704 | 15,231,102 | Why will my python file run via a terminal command but not when I run the same command inside of a function in my Flutter macos app? | <p>I want to execute python code in my Flutter macos app to run a YOLO object detection model.</p>
<p>I am using the <a href="https://pub.dev/packages?q=process_run" rel="nofollow noreferrer">https://pub.dev/packages?q=process_run</a> package to execute shell commands.
The package works and will run a python file with ... | <python><flutter><pytorch><torch><yolo> | 2024-08-12 21:47:11 | 1 | 597 | greenzebra |
78,863,647 | 695,984 | Define default arguments using a dict | <p>I have an unusual situation where a dict of keyword-type argument defaults, <code>the_defaults</code>, is created before a function <code>my_function</code> is defined:</p>
<pre><code>the_defaults = {'kwarg_a': 1, 'kwarg_b': 2}
def my_function(my_args = the_defaults):
print(my_args['kwarg_a'])
print(my_args['kwa... | <python><function><dynamic> | 2024-08-12 21:23:28 | 1 | 1,044 | Christian Chapman |
78,863,622 | 24,191,255 | Extracting a curve and identifying coordinates from an image using OpenCV | <p>Currently I am particularly interested in pacing strategy optimization in different sports. As part of these kind of processes, I have to define certain courses concerning distance and changes in altitude along the course. I thought I could make this process easier by extracting the data I need from downloaded schem... | <python><opencv><image-processing><computer-vision><plot-parsing> | 2024-08-12 21:14:20 | 2 | 606 | Márton Horváth |
78,863,608 | 1,786,016 | Django 5 update_or_create reverse one to one field | <p>On Django 4.x</p>
<p>Code is working as expected</p>
<pre><code>from django.db import models
class Project(models.Model):
rough_data = models.OneToOneField(
"Data",
related_name="rough_project",
on_delete=models.SET_NULL,
null=True,
blank=True,
)
... | <python><django><django-models> | 2024-08-12 21:09:14 | 1 | 7,822 | Arti |
78,863,540 | 3,949,008 | Force PyArrow table write to ignore NULL type and use original schema type for a column | <p>I have this piece of code that appends two parts of the same data to a PyArrow table. The second write fails because the column gets assigned <code>null</code> type. I understand why it is doing that. Is there a way to force it to use the type in the table's schema, and not use the inferred one from the data in seco... | <python><pandas><pyarrow> | 2024-08-12 20:45:38 | 1 | 10,535 | Gopala |
78,863,539 | 1,940,534 | Python selenium webdriver.chrome issue | <p>I have a code using these libraries</p>
<pre><code>from arcgis.gis import GIS
from arcgis.geometry import Point, Polyline, Polygon
import datetime
import os
from selenium import webdriver
from selenium.webdriver.chrome.service import Service as ChromeService
from selenium.webdriver.common.keys import Keys
from webdr... | <python><selenium-webdriver><selenium-chromedriver> | 2024-08-12 20:45:28 | 1 | 1,217 | robm |
78,863,526 | 6,622,697 | Loading package from disk in Pycharm | <p>I am trying to load a package in Pycharm that I have on disk.</p>
<p>Everythings works if I do this outside of Pycharm in a venv</p>
<pre><code>pip install -e python/createInput
</code></pre>
<p>But using Pycharm's Install Package from Disk</p>
<p><a href="https://i.sstatic.net/cKuzu1gY.png" rel="nofollow noreferrer... | <python><pip><pycharm> | 2024-08-12 20:40:51 | 1 | 1,348 | Peter Kronenberg |
78,863,462 | 4,710,409 | How to retrive ChoiceField value from a form? | <p>I want to get the selected choice from a <strong>ChoiceField</strong> in a view. When I submit the form, I process it in a view:</p>
<p>views.py</p>
<pre><code>def myFormSubmitView(request):
...
if form.is_valid():
print("valid form")
post = Post()
post.title = ... | <python><django><forms><modelform> | 2024-08-12 20:20:35 | 2 | 575 | Mohammed Baashar |
78,863,444 | 14,250,641 | Efficiently fetch sequences for sliding window (large dataset) | <p>The dataset I have stored are just coordinates of DNA sequence.</p>
<p>df:</p>
<pre><code>chr start stop label
chr1 9000 9100 1
chr1 8803 8903 1
chr1 8903 9000 0
</code></pre>
<p>My goal is to expand the original dataset by creating a sliding window around each coordinate to ... | <python><pandas><dataframe><bigdata><bioinformatics> | 2024-08-12 20:13:36 | 1 | 514 | youtube |
78,863,326 | 2,071,807 | Structural pattern matching for checking if a list contains an element | <p>Boto3 lists buckets unhelpfully like this:</p>
<pre class="lang-py prettyprint-override"><code>{'Buckets': [{'CreationDate': datetime.datetime(1, 1, 1, 0, 0, tzinfo=tzlocal()),
'Name': 'foo'},
{'CreationDate': datetime.datetime(1, 1, 1, 0, 0, tzinfo=tzlocal()),
'Name': 'bar'}... | <python><pattern-matching> | 2024-08-12 19:33:31 | 1 | 79,775 | LondonRob |
78,863,319 | 12,694,438 | ValueError: Namespace Atspi not available | <p>I'm trying to use pyatspi.</p>
<p>I installed pygobject with <code>conda install conda-forge::pygobject</code>.</p>
<p>Then I ran both <code>sudo apt-get install python3-at-spi</code> and <code>sudo apt-get -y install python3-pyatspi</code>, just in case.</p>
<p>I'm using a conda environment, so I added a symlink t... | <python><pygobject> | 2024-08-12 19:31:51 | 1 | 944 | splaytreez |
78,863,131 | 2,687,427 | Why does the inclusion of an inner function that uses a local variable change order of locals | <p>The following prints <code>{'a': 'a', 'b': 'b'}</code>:</p>
<pre class="lang-py prettyprint-override"><code>def foo(a: str = "a", b: str = "b") -> None:
print(locals())
foo() # Prints {'a': 'a', 'b': 'b'}
</code></pre>
<p>Which I'd expect as <code>locals</code> in Python 3.7+ <a href="htt... | <python><lambda><local-variables> | 2024-08-12 18:32:35 | 0 | 3,472 | Nelson Yeung |
78,863,093 | 6,197,439 | PyQt5 dynamically expand widget to two columns in QGridLayout? | <p>The example below, which I've modified from the answer in <a href="https://stackoverflow.com/questions/59429678/pyqt5-widget-in-grid-expansion">Pyqt5 widget in grid expansion</a>, starts like this:</p>
<p><a href="https://i.sstatic.net/Kn61JhnG.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/Kn61JhnG.... | <python><pyqt5><qgridlayout> | 2024-08-12 18:16:41 | 1 | 5,938 | sdbbs |
78,862,861 | 2,287,458 | Expand/Unnest Polars struct into rows, not into columns | <p>I have this DataFrame</p>
<pre class="lang-py prettyprint-override"><code>import polars as pl
df = pl.DataFrame({
'as_of': ['2024-08-01', '2024-08-02', '2024-08-03', '2024-08-04'],
'quantity': [{'A': 10, 'B': 5}, {'A': 11, 'B': 7}, {'A': 9, 'B': 4, 'C': -3},
{'A': 15, 'B': 3, 'C': -14, '... | <python><dataframe><python-polars><unpivot><unnest> | 2024-08-12 17:17:30 | 2 | 3,591 | Phil-ZXX |
78,862,781 | 2,676,598 | Improving low-light image capture using OpenCV | <p>We are using the following Python script combined with OpenCV to record video of salmon migration in order to estimate total fish passage,</p>
<pre><code>import cv2
import numpy as np
import time
import datetime
import pathlib
import imutils
import os
import shutil
import socket
szPlacename = 'Yukon River'
iCapture... | <python><opencv><webcam><video-capture><light> | 2024-08-12 16:55:11 | 0 | 2,174 | portsample |
78,862,691 | 3,241,486 | `mlflow.transformers.log_model()` does not finish | <h3>Problem</h3>
<p>I want to use <code>mlflow.transformers.log_model()</code> to log a finetuned huggingface model.</p>
<p><strong>However, when the <code>mlflow.transformers.log_model</code> method is running, it simply does not finish - runs forever - throws no errors.</strong></p>
<p>I suspect my configuration is n... | <python><nlp><huggingface-transformers><mlflow><mlops> | 2024-08-12 16:27:32 | 1 | 2,533 | chamaoskurumi |
78,862,684 | 6,778,374 | Regular expression for letters within a Unicode range? | <p>I'm using the <code>re</code> module in Python. Let's say I want to find all Arabic letters in a string. Essentially I want to combine <code>\w</code> with <code>[\u0600-\u06FF]</code>.</p>
<p>Is there a way of doing this? Specify both a character range and a class, where both must match?</p>
<p>If not possible with... | <python><regex> | 2024-08-12 16:26:25 | 2 | 675 | NeatNit |
78,862,640 | 20,898,396 | Async wrapper - Pylance doesn't recognize that the function is now awaitable | <p>For convenience, I created a wrapper to run blocking code in a separate thread.</p>
<pre class="lang-py prettyprint-override"><code>from functools import wraps
import time
import asyncio
def async_wrapper(func):
@wraps(func)
async def wrapper(*args, **kwargs):
print("wrapper")
retu... | <python><python-asyncio><python-typing><pyright> | 2024-08-12 16:15:06 | 1 | 927 | BPDev |
78,862,578 | 16,725,431 | Pip breaks with AttributeError | <p>I am trying to install pillow, however this is what happened:</p>
<pre><code>> pip3 install pillow
Traceback (most recent call last):
File "C:\Users\DELL\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 197, in _run_module_as_main
return _run_code(code, main_globals, None,
File "C... | <python><python-3.x><pip> | 2024-08-12 15:56:28 | 0 | 444 | Electron X |
78,862,530 | 7,124,155 | Why do I get error when importing Python module in Databricks? | <p>I'm trying to import a module using Python files in Databricks, but it's not a notebook and not Spark. Python version 3.10.12.</p>
<p>In the Databricks workspace (Git repo, not user workspace), I define this in testmodule.py:</p>
<pre><code>def sum_numbers(a, b):
return a + b
class Circle:
def __init__(self... | <python><pyspark><module><databricks> | 2024-08-12 15:44:55 | 0 | 1,329 | Chuck |
78,862,512 | 4,381,589 | use xcom shared variable as key in BigQueryInsertJobOperator configuration | <p>I am having a case where I want to share a string to a BigQueryInsertJobOperator and use it as a key to take a given configuration. I try to do it as is:</p>
<p>Inside dag definition I am using PythonOperator to push a variable to xcom:</p>
<pre><code>def capture_mode(**context):
trigger = context["dag_run&... | <python><google-bigquery><airflow><airflow-xcom> | 2024-08-12 15:37:56 | 1 | 427 | saadoune |
78,862,511 | 810,815 | Sums Package Failing to Tokenize in Python | <p>I am using the following code to summarize my text in Python. The code is being run in Jupyter Notebook. I have already install sumy using pip command.</p>
<pre><code>pip install sumy nltk
python -m nltk.downloader punkt
</code></pre>
<pre><code>from sumy.parsers.plaintext import PlaintextParser
from sumy.nlp.tokeni... | <python><machine-learning> | 2024-08-12 15:37:15 | 2 | 9,764 | john doe |
78,862,484 | 6,145,729 | Remove Leading/Trialing spaces from header row in Excel using Python | <p>I'm using pandas to read an XLSB file into a data frame before using 'to_sql't to push it to my SQLite Database. Engine is using pyxlsb and not an issue.</p>
<p>My issue is that my XLSB column headers (row 1) have a mixture of spaces before and after the column name. This means that the database also captures the er... | <python><pandas><dataframe><sqlite> | 2024-08-12 15:31:34 | 1 | 575 | Lee Murray |
78,862,471 | 160,245 | Extend TypedDict to save/retrieve as JSON to/from file | <p>I want to have simple data structure, and save it to disk as JSON, and later take the JSON and put back into the data structure.</p>
<p>This is the error I get:</p>
<blockquote>
<p>AttributeError: 'dict' object has no attribute 'saveToFile'</p>
</blockquote>
<p>with the code below:</p>
<pre><code>import json
from ty... | <python><typeddict> | 2024-08-12 15:27:46 | 2 | 18,467 | NealWalters |
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