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75,769,241
2,587,816
How do you format a list of Python values to be compatible with the COM SAFEARRAY format?
<p>I am sort of surprised this hasn't been covered before.</p> <p>The calling for the method (in C) is:</p> <pre><code>SetValues(BSTR Keyword, SAFEARRAY * Data) </code></pre> <p>I have tried:</p> <pre><code>handle = win32com.client.Dispatch(&quot;My.Application&quot;) vals = (1.1, 2.2, 3.3) safe_vals = win32com.client....
<python><com><safearray>
2023-03-17 15:11:56
1
5,170
Jiminion
75,769,145
5,847,235
Difference between echoing static text and echoing a variable for Java JSch exec command
<p>I have this bash script &quot;run_transcribe_py.sh&quot;:</p> <pre><code>RESULT=$(/usr/bin/docker run --mount type=bind,source=&quot;/usr/src/Projects/docker/transcribe/audio&quot;,target=/home/audio --mount type=bind,source=&quot;/usr/src/Projects/docker/transcribe&quot;,target=/home/transcribe -it --rm --name tran...
<python><java><bash>
2023-03-17 15:03:17
1
408
Stefan
75,769,005
1,478,905
Normalize a nested json file in Python
<p>Suppose a list of objects: one, two, three,...</p> <p>Every object is composed of name, foo1, and foo2 fields.</p> <pre><code>[{ 'name':'one', 'foo2':{ 'id':'1.1', 'id':'1.2' }, 'foo1':[ { 'foo2':{ 'id':'1.1', 'name':'one.one' ...
<python><json><json-normalize>
2023-03-17 14:49:59
1
997
Diego Quirós
75,768,894
13,296,497
How to create a NULL Boolean column in a pyspark dataframe
<p>I have a Boolean column that is sometimes NULL and want to assign it as such. My code:</p> <pre><code>from pyspark.sql import functions as F df = df.withColumn('my_column_name', F.lit(None).cast(&quot;string&quot;)) </code></pre> <p>My error: Column type: BOOLEAN, Parquet schema: optional byte_array</p> <p>My attemp...
<python><dataframe><pyspark>
2023-03-17 14:38:59
1
1,092
DSolei
75,768,794
1,100,060
Text file line count - different number in python2 vs python3
<p>I am reading a text file using this command:</p> <pre><code>print(len(list(open(filename)))) </code></pre> <p>Now, when I run it in Python2 I get 5622862 lines, but when I read it with Python3 I get 5622865 lines. How can it be? Btw, when I do in command line <code>cat file.txt | wc -l</code> I get same result as Py...
<python><python-3.x><text-files><python-2.x><line-count>
2023-03-17 14:27:57
1
1,869
Nathan G
75,768,779
11,004,423
numpy get start, exact, end of convergence
<p>I have a numpy array of floats:</p> <pre class="lang-py prettyprint-override"><code>[..., 50.0, 51.0, 52.2, ..., 59.3, 60.4, 61.3, 62.1, ..., 67.9, 68.1, 69.2, ...] </code></pre> <p>You can see that the numbers are first converging to 60, and then diverging from it. There is a range: from 52.0 to 68.0; in the middle...
<python><arrays><numpy><convergence>
2023-03-17 14:26:55
2
1,117
astroboy
75,768,729
10,192,593
Create dictionary in a loop
<p>I would like to create a dictionary in a loop. Also, I would like to name each element in the dictionary using the loop.</p> <pre><code>table = {} elasticity = np.array([[1,2],[3,4]]) elasticity.shape genders = ['female', 'male'] income = ['i0','i1'] for i in range(len(genders)): for j in range(len(income)): ...
<python><numpy>
2023-03-17 14:22:04
4
564
Stata_user
75,768,713
6,730,854
Tensorboard error while training with Yolov7
<p>I'm trying to use tensorboard according to training instructions of yolov7 to see the results as I'm training.</p> <p>It said to run this command to view it at http://localhost:6006/</p> <p>However, I get this error when I run it:</p> <pre><code>(yolov7) C:\Users\user\Documents\Python\yolov7&gt;tensorboard --logdir=...
<python><pytorch><torch><tensorboard><yolov7>
2023-03-17 14:21:00
0
472
Mike Azatov
75,768,651
8,294,752
Assign and re-use quantile-based buckets by group in Pandas
<h2>What I am trying to achieve</h2> <p>I have a pandas DataFrame in a long format, containing values for different groups. I want to compute and apply a quantile based-binning (e.g. quintiles in this example) to each group of the DataFrame.</p> <p>I also need to be able to keep the bins edges for each group and apply ...
<python><pandas><dataframe>
2023-03-17 14:14:55
3
1,526
arabinelli
75,768,472
4,772,565
How to reopen bokeh html file and restore the last zoomed status of every figures?
<p>I have a html file generated by <code>bokeh</code> <code>gridplot</code> which contains multiple figures.</p> <p>Suppose I open the html file, zoomed-in some (or all) figures to different levels and then closed the file. Next time when I reopen this file, I want all figures automatically set to the previous zoomed-l...
<python><bokeh>
2023-03-17 13:59:16
2
539
aura
75,768,412
4,772,565
How to save the multiple figures in a bokeh gridplot into separate png files?
<p>I have a html file generated by <code>bokeh</code> <code>gridplot</code> containing multiple figures.</p> <p>My use case is:</p> <ol> <li>I eye-check each figure, zoom-in/out individually.</li> <li>Then, I want click a button to save all the figures into separate png files. So each png file is for one figure.</li> <...
<python><bokeh>
2023-03-17 13:52:59
1
539
aura
75,768,357
2,804,197
Use libvlc log_set_file with Python bindings
<p>How can I use libvlc's <code>Instance.log_set_file</code> function from Python bindings?</p> <p>Using <code>open</code> or <code>os.open</code> like this:</p> <pre class="lang-py prettyprint-override"><code>import vlc instance = vlc.Instance() f = open(&quot;/tmp/vlc.log&quot;, &quot;w&quot;) instance.log_set_file(...
<python><linux><libvlc>
2023-03-17 13:46:55
2
402
user2804197
75,768,106
3,702,859
How to best mix-and-match returning/non-returning tasks on Airflow Taskflow API?
<p>Note: All examples below seek a one-line serial execution.</p> <p>Dependencies on Taskflow API can be easily made serial if they don't return data that is used afterwards:</p> <pre><code>t1() &gt;&gt; t2() </code></pre> <p>If the task T1 returning a value and task T2 using it, you can also link them like this:</p> <...
<python><airflow><airflow-2.x><airflow-taskflow>
2023-03-17 13:23:39
2
1,849
xmar
75,768,039
7,848,173
Plotting both x and y messes up y values in graph
<p>Plotting with just the y plots a graph exactly as intended but I want to use another column from the same dataframe for the x-axis. Doing so messes up my y plots though. I can't figure out why.</p> <p>Here's the section of the code in question:</p> <pre><code>temps = df['temps'] # floats hours = df['timestamps...
<python><pandas><matplotlib>
2023-03-17 13:17:01
1
386
breakthatbass
75,768,022
6,241,997
Converting 7 digit dates to normal calendar dates in Databricks python
<p>I am generating data using TPC-DS.</p> <p>I load the customers table to a dataframe. The <code>c_first_sales_date_sk</code> column has values such as <code>2449001</code>, which makes me think they are Julian calendar dates of type <code>yyyyDD</code>.</p> <p>So far I have tried:</p> <pre><code>from pyspark.sql.func...
<python><date><datetime><azure-databricks><julian-date>
2023-03-17 13:15:03
1
1,633
crystyxn
75,767,800
7,074,716
How to draw a weighted bidirectional graph with at least 3 edges going from one node to the central node?
<p>I would like to draw the following graph using networkx with random edge weights. <a href="https://i.sstatic.net/HKYZE.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/HKYZE.png" alt="enter image description here" /></a></p> <p>The point is that at least 3 edges have to go from nodes 2 and 3 to node 1....
<python><graph><networkx>
2023-03-17 12:50:31
1
825
Curious
75,767,773
9,537,439
Anaconda + VSCode vs Desktop VSCode alone
<p><a href="https://stackoverflow.com/questions/54894897/desktop-vscode-vs-anaconda-vscode">Here</a> says that the only difference between those two is that the Anaconda version comes with the Anaconda extension pack out-of-the-box. However, I have been working with some project with both of them and I seen some starki...
<python><visual-studio-code><anaconda>
2023-03-17 12:47:50
1
2,081
Chris
75,767,630
14,045,537
Numpy np.where condition with multiple columns
<p>I have a dataframe</p> <pre><code>import pandas as pd import numpy as np data = pd.DataFrame({&quot;col1&quot;: [0, 1, 1, 1,1, 0], &quot;col2&quot;: [False, True, False, False, True, False] }) data </code></pre> <p>I'm trying to create a column <code>col3</code> where <cod...
<python><pandas><numpy>
2023-03-17 12:32:16
1
3,025
Ailurophile
75,767,562
12,436,050
Filter triples from a turtle file using SPARQL
<p>I have following triples in my turtle file on which I would like to apply a regex to filter out the last triples.</p> <pre><code>ttl file: ### https://rmswi/#/lists/100000000001 &lt;https://rmswi/#/lists/100000000001&gt; rdf:type owl:Class ; rdfs:label &quot;...
<python><sparql><turtle-rdf>
2023-03-17 12:24:27
0
1,495
rshar
75,767,506
5,852,692
Generating n-random float values between -x and y summed up to a predefined value
<p>I would like to generate n random float values which should be constrainted with a lower and upper bounds, which the total should be also 0 or a predefined value.</p> <p>For example, I want to generate 4 float values between -10.0 and 2.0, total=0, then following values would work:</p> <pre><code>[-1.0, -1.5, 1.75, ...
<python><numpy><random><distribution>
2023-03-17 12:18:19
2
1,588
oakca
75,767,468
1,021,819
In pandas, how can I select the second row, unless there is only one row (in which case that row should be returned)?
<p>I have a dataframe with <code>n</code> rows.</p> <p>I want to select the second row, except when there is only one row I want that row.</p> <p>Here are some dummy data:</p> <pre class="lang-py prettyprint-override"><code>import pandas as pd df=pd.DataFrame(range(20,28),columns=[&quot;day&quot;]) df.sort_values(&quot...
<python><pandas>
2023-03-17 12:15:04
5
8,527
jtlz2
75,767,309
1,901,071
Python Speeding Up a Loop for text comparisons
<p>I have a loop which is comparing street addresses. It then uses fuzzy matching to tokenise the addresses and compare the addresses. I have tried this both with <code>fuzzywuzzy</code> and <code>rapidfuzz</code>. It subsequently returns how close the match is. The aim is to try and take all my street addresses 30k or...
<python><pandas><loops><fuzzywuzzy><rapidfuzz>
2023-03-17 11:53:49
3
2,946
John Smith
75,767,083
17,795,398
SQLite: how to concatenate JOIN
<p>I have three tables in my database, related to physical exercises:</p> <pre><code>exercises(id, name) tags(id, name) exercises_tags(id_exercise, id_tag) </code></pre> <p>The <code>exercises_tags</code> table stores which tags corresponds to which exercise. One exercise can have multiple tags.</p> <p>Example:</p> <...
<python><sql><list><sqlite><inner-join>
2023-03-17 11:30:19
1
472
Abel Gutiérrez
75,766,931
5,390,316
How to uniformize dictionary keys casing in Python
<p>I have a consumer lambda, that consumes data from two different services, that provide the &quot;same-ish&quot; reposes, that I'll need to reconcile, for instance:</p> <p>Response from service A: (There will be N items in each array, showing one as example).</p> <pre class="lang-json prettyprint-override"><code>[{ ...
<python><python-requests><casing>
2023-03-17 11:15:24
0
879
Eduardo Elias Saléh
75,766,873
6,733,421
Celery - No matching distribution found after pip update
<p>I am unable to install celery/kombu. When installing, I get the following error.</p> <pre><code>ERROR: Could not find a version that satisfies the requirement kombu&lt;6.0,&gt;=5.2.3 (from celery) (from versions: none) ERROR: No matching distribution found for kombu&lt;6.0,&gt;=5.2.3 </code></pre> <hr /> <p>I am usi...
<python><pip><celery><kombu>
2023-03-17 11:07:26
1
989
Sai Chander
75,766,842
724,395
I need to create a linear color map with a color for "errors"
<p>I need to create a color map that behaves linearly between 0 and 1 on a grey scale. Then I also want that any number outside the range [0,1] is drown red.</p> <p>Would it be possible?</p>
<python><matplotlib><colormap>
2023-03-17 11:05:12
1
10,402
Aslan986
75,766,380
7,479,675
Cannot upload YouTube video with thumbnails and tags
<p>This is the code that I used to upload a video with its title, description, thumbnails, and tags. While the video and its title and description were successfully uploaded, the thumbnails and tags were not. As a result, the video has no thumbnails and tags</p> <pre><code>import sys import os import base64 import io i...
<python><youtube><youtube-api><youtube-data-api>
2023-03-17 10:15:33
1
392
Oleksandr Myronchuk
75,766,250
5,952,166
Pass Ipython / Jupyter variables to Powershell commands
<p>When on Linux (bash) to list the contents of a directory in Jupyter I can simply do:</p> <pre class="lang-py prettyprint-override"><code>path = './foo/bar' %ls {path} </code></pre> <p>I could not find a way achieve the same when running Jupyter on Windows (powershell). Is there one?</p>
<python><windows><jupyter-notebook><jupyter><ipython>
2023-03-17 10:05:35
1
776
ezatterin
75,766,189
5,890,300
How to show column names of Pyspark joined DataFrame with dataframe aliases?
<p>Let's say we join 2 dataframes in pyspark, each one has its alias and they have the same columns:</p> <pre><code> joined_df = source_df.alias(&quot;source&quot;).join(target_df.alias(&quot;target&quot;), \ (col(&quot;source.A_column&quot;) == col(&quot;target.A_column&quot;)), 'outer') </code></pre...
<python><dataframe><pyspark>
2023-03-17 10:00:49
2
566
Lohi
75,765,862
8,844,500
Fast way of getting all positions of the elements of a sub-list
<p>I'm trying to obtain all positions of a sub-list of elements taken from a big list.</p> <p>In Python, using numpy, say I have</p> <pre class="lang-py prettyprint-override"><code>from datetime import datetime as dt import numpy as np from numba import jit, int64 n, N = 20, 120000 int_vocabulary = np.array(range(N)) ...
<python><numpy><numba>
2023-03-17 09:31:11
1
329
FraSchelle
75,765,499
10,722,169
Convert rows containing certain characters to columns in Python
<p>I've a pandas dataframe which contains data like this:-</p> <pre><code>name value Data size Building name Data size Empire State Data size Petronas Tower Data size Eiffel Tower Data size USA Data size 20 Data size 24 Data size 32 Data size Brazil Data size ...
<python><pandas><dataframe>
2023-03-17 08:54:26
1
435
vesuvius
75,765,430
5,308,851
Share test verifier in various test modules with pytest
<p>I'm completely new to python testing and currently run into the following problem using pytest:</p> <p>I have a around 20 different types of objects (Let's call them A, B, C, ...) and I want to create a separate test-module (test_a, test_b, ...) for each of them. After playing around with the tests I found out that ...
<python><pytest>
2023-03-17 08:46:06
0
345
Markus Moll
75,765,316
4,473,615
Nested for loop in Python to get equivalent result
<p>I have two for loops to get the result as below.</p> <p>First loop:</p> <pre><code> for row1 in value1: print(row1) The result is: A B C </code></pre> <p>Second loop:</p> <pre><code> for row2 in value2: print(row2) The result is: A B C </code></pre> <p>The result is expected as ...
<python><python-3.x><for-loop>
2023-03-17 08:34:32
1
5,241
Jim Macaulay
75,765,235
3,723,197
Error when importing the processor library
<p>I am trying to use the <code>processor</code> library but whenever I do <code>import processor</code>, it gives me this error:</p> <pre><code>File c:\users\souregi\appdata\local\programs\python\python38\lib\site-packages\hy\macros.py:67 in import parse_tree = pattern.parse(args) File c:\users\souregi\appdata\...
<python>
2023-03-17 08:25:11
1
3,273
Mehdi Souregi
75,765,233
14,045,537
Pandas drop duplicates based on one group and keep the last value
<p>I have a dataframe:</p> <pre><code>import pandas as pd data = pd.DataFrame({&quot;col1&quot;: [&quot;a&quot;, &quot;a&quot;, &quot;a&quot;, &quot;a&quot;, &quot;a&quot;, &quot;a&quot;], &quot;col2&quot;: [0,0,0,1,1, 1], &quot;col3&quot;: [1,2,3,4,5, 6]}) </code></pre> <p><s...
<python><pandas><data-manipulation><drop-duplicates>
2023-03-17 08:25:01
2
3,025
Ailurophile
75,765,087
12,436,050
Join/merge multiple JSON files into one file using Python 3.7
<p>I have multiple JSON files in a folder (~200) which I would like to combine and generate a single JSON file. I am trying following lines of code.</p> <pre><code>result = '' for f in glob.glob(&quot;*.json&quot;): with open(f, &quot;r&quot;, encoding='utf-8') as infile: result += infile.read() wi...
<python><json><glob>
2023-03-17 08:07:28
3
1,495
rshar
75,765,000
4,902,679
Python - Optimal way to check for a condition with a timeout?
<p>Wrote two functions, 1. <code>uploads a gzip file to Artifactory</code> and 2. <code>listens to the Kafka topic</code>. As further steps, wanted to validate whether the upload is successful within 5 minutes by listening to the Kafka topic for the keyword - <code>push_status: True</code>, else fail the script. I'm ki...
<python><python-3.x><kafka-python>
2023-03-17 07:55:55
1
544
Goku
75,764,504
5,210,052
How can we remove the dummy layers in the SAP BOM?
<p>In the bill of materials (BOM) in SAP, there are typically dummy or fake materials are that used to bridge relationships or create BOM hierachies. One example is in the <code>df</code> below.</p> <p>In this example, to produce <code>product1</code>, we need material <code>A</code> and <code>dummy1</code>.</p> <p><co...
<python><pandas>
2023-03-17 06:46:34
3
1,828
John
75,764,419
12,931,358
How to convert a json file to parser by argparse?
<p>I have a json file like,</p> <pre><code>{ &quot;model_name_or_path&quot;: &quot;microsoft/layoutlmv3-base&quot;, &quot;config_name&quot;: null, &quot;tokenizer_name&quot;: null, &quot;cache_dir&quot;: null, &quot;model_revision&quot;: &quot;main&quot;, &quot;use_auth_token&quot;: false } </co...
<python><json><python-3.x><argparse>
2023-03-17 06:34:18
1
2,077
4daJKong
75,764,111
7,735,772
Why is the calculated time returned in the __enter__ method using context manager in python?
<pre><code># timing.py from time import perf_counter class Timer: def __enter__(self): self.start = perf_counter() self.end = 0.0 return lambda: self.end - self.start # Does it not evaluate to 0.0 - self.start??? def __exit__(self, *args): self.end = perf_counter() With Timer(...
<python><python-3.x>
2023-03-17 05:42:48
1
737
Monojit Sarkar
75,764,062
1,230,724
Pickle custom classes and unpickle without access to these classes
<p>Is it possible to include the object's class definitions into the pickled file, so that objects can be unpickled without providing the source code to these classes? Or perhaps there's another serialisation method/standard that can be used instead...</p> <p>Pickling:</p> <pre><code> &gt;&gt;&gt; class A(object): ... ...
<python><pickle>
2023-03-17 05:31:03
2
8,252
orange
75,764,014
18,551,983
Generate list of values from nested dictionary as values
<p>I have a nested dictionary like this:</p> <pre><code>d = {'A': {'A': 0.11, 'C': 0.12, 'D': 1.0}, 'B': {'B': 0.13, 'C': 0.14}} </code></pre> <p>I want to generate this output where in values only the list of keys of inner dictionary are selected.</p> <p>output dictionary</p> <pre><code>output = {'A':['A', 'C', 'D'], ...
<python><python-3.x><list><dictionary>
2023-03-17 05:23:18
2
343
Noorulain Islam
75,763,930
7,700,802
Faster way of fillna() with a group by clause
<p>I am trying to perform a fillna() but following a group by clause. I found this one-liner</p> <pre><code>df[&quot;val&quot;] = df.groupby([&quot;group_by1&quot;, &quot;group_by2&quot;]).transform(lambda x: x.fillna(x.mean())) </code></pre> <p>We could just write a couple for loops (I know not Pythonic!)</p> <pre><co...
<python><pandas><dataframe>
2023-03-17 05:05:03
1
480
Wolfy
75,763,811
5,192,123
how to insert csv.gz to table in clickhouse?
<p>I created a table called <code>test_table</code> and I am trying to insert a <code>csv.gz</code> file data into it. My clickhouse db is running locally on a docker container with port 18123:8123. This is what I did using their python client:</p> <pre class="lang-py prettyprint-override"><code>import clickhouse_conne...
<python><clickhouse>
2023-03-17 04:37:00
3
2,633
MoneyBall
75,763,654
12,125,395
How to use lag function inside a pyspark agg function
<p>I would like to use <code>lag</code> function inside <code>agg</code> function. My data is as follow:</p> <pre><code>from pyspark.sql.functions import * from pyspark.sql import SparkSession from pyspark.sql import Window data = [ ('a', 10, 15), ('a', 40, 60), ('a', 70, 100), ('b', 10, 20), ('b',...
<python><apache-spark><pyspark>
2023-03-17 04:01:10
1
889
wong.lok.yin
75,763,556
235,698
sys.getrefcount() returning very large reference counts
<p>In CPython 3.11, the following code returns very large reference counts for some objects. It seems to follow pre-cached objects like integers -5 to 256, but CPython 3.10 does not:</p> <pre class="lang-py prettyprint-override"><code>Python 3.11.2 (tags/v3.11.2:878ead1, Feb 7 2023, 16:38:35) [MSC v.1934 64 bit (AMD6...
<python><cpython><python-3.11>
2023-03-17 03:39:16
1
180,513
Mark Tolonen
75,763,234
3,059,546
Send StringSet to DynamoDB from JSON file using Boto3
<h2>Problem description</h2> <p>How can I create an item to send to DynamoDB from a JSON file, and have the type in DynamoDB end up as a StringSet as defined in <a href="https://docs.aws.amazon.com/amazondynamodb/latest/APIReference/API_PutItem.html#API_PutItem_RequestSyntax" rel="nofollow noreferrer">AWS documentation...
<python><json><amazon-web-services><amazon-dynamodb>
2023-03-17 02:20:17
2
1,010
WarSame
75,763,168
207,791
How to print field offsets in scapy?
<p>I have a <code>scapy</code> protocol and a packet.</p> <p>Like &quot;First steps&quot; say, it's easy to print a packet with its fields, and the packet's binary dump:</p> <pre><code>&gt;&gt;&gt; a=Ether()/IP(dst=&quot;www.slashdot.org&quot;)/TCP()/&quot;GET /index.html HTTP/1.0 \n\n&quot; &gt;&gt;&gt; a &lt;Ether t...
<python><scapy>
2023-03-17 02:06:52
2
13,707
Victor Sergienko
75,763,163
3,869,543
How to do this relative import in Python?
<pre><code>folder0 | __init__.py | folder1 | | __init__.py | | folder2 | | | __init__.py | | | script.py | folder3 | | __init__.py | | module.py </code></pre> <p>How to import <code>module.py</code> in <code>script.py</code>? I tried having <code>from ...folder3 import module</code> in <code>script.py<...
<python><relative-import>
2023-03-17 02:03:28
0
833
Lei
75,763,086
4,582,240
spark dataframe convert a few flattened columns to one array of struct column
<p>I'd like to have some guidance what functions in spark dataframe together with scala/python code to achieve this transformation.</p> <p>given a dataframe which has below columns</p> <pre><code>columnA, columnB, columnA1, ColumnB1, ColumnA2, ColumnB2 .... ColumnA10, ColumnB10 eg. Fat Value, Fat Measure, Salt Value, S...
<python><dataframe><scala><apache-spark><pyspark>
2023-03-17 01:45:22
1
1,045
soMuchToLearnAndShare
75,762,852
2,666,270
Training sentence transformers with MultipleNegativesRankingLoss
<p>I have to fine tune a <code>sentence-transformers</code> model with only positive data. Because of that, I want to use MNR Loss.</p> <p>I can run this toy example from <code>sentence-transformers</code>, and it all works fine:</p> <pre><code>from sentence_transformers import SentenceTransformer, InputExample, losses...
<python><machine-learning><loss-function><sentence-transformers>
2023-03-17 00:44:57
1
9,924
pceccon
75,762,739
9,801,811
Xarray interpolate returns nan for all values
<p>I'm trying to extract the value of a variable (rainrate) for a given point from a NetCDF dataset. The shape of the NetCDF dataset is <code>24 (time) x 720 (outlat) x 1680 (outlon).</code> The data can be accessed <a href="https://www.dropbox.com/s/373j0i9xth621jc/ST4.20170823.newregridded.nc?dl=0" rel="nofollow nore...
<python><python-xarray>
2023-03-17 00:19:36
0
447
PPR
75,762,712
12,946,401
How to train XGBoost with probabilities instead of class?
<p>I am trying to train an XGBoost classifier by inputting the training dataset and the training labels. The labels are one hot encodings and instead of sending in the classes such as [0,1,0,0], I wanted to send an inputs of the probabilities like [0,0.6,0.4,0] for a particular training datapoint. The reason for this i...
<python><machine-learning><xgboost><data-augmentation>
2023-03-17 00:12:02
1
939
Jeff Boker
75,762,631
10,284,437
Is there a way to really disable 'notification' popup with Selenium/Python? chromedriver=111.0.5563.64
<p>On facebook, if I go to main page, and I get this annoying notification:</p> <p><a href="https://i.sstatic.net/DGmOY.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/DGmOY.png" alt="fb" /></a></p> <p>I try to bypass (not working) with:</p> <pre><code>options = webdriver.ChromeOptions() options.add_expe...
<python><selenium-webdriver><selenium-chromedriver>
2023-03-16 23:55:10
2
731
Mévatlavé Kraspek
75,762,593
8,655,468
How to split python dataframe rows in one to one mapping form?
<p>I'm trying to split python dataframe rows to one to one mapping format such that each new line represents the value in the same order as the column in front and if there is a single value on other columns copy their value in the new created row, like:</p> <div class="s-table-container"> <table class="s-table"> <thea...
<python><python-3.x><pandas><dataframe><split>
2023-03-16 23:45:50
2
550
Sakshi Sharma
75,762,565
4,212,875
Regex to match the specified word exactly, or the word with a space, or the word preceded by a specific letter
<p>I have a word <code>temp</code> and I would like a regex to match <code>temp</code> exactly, or <code>temp</code> preceded by an arbitrary string followed by either a space or the letter <code>g</code> (i.e. <code>blahblah temp</code> or <code>blahblahgtemp</code>). I thought something like <code>[^g ]temp$</code> w...
<python><regex>
2023-03-16 23:40:51
1
411
Yandle
75,762,486
13,296,497
How to assign a column to be True or False boolean in a pyspark dataframe
<p>My current code to assign a boolean value to my pyspark dataframe is: <code>df = df.withColumn('my_column_name', True)</code></p> <p>However, I get the error: &quot;AssertionError: col should be Column&quot;</p> <p>Do I need to have &quot;True&quot; value wrapped with col(BooleanType(True))? I don't think I should b...
<python><dataframe><pyspark><boolean>
2023-03-16 23:22:45
2
1,092
DSolei
75,762,483
12,511,801
Handling special characters and getting specific text in large HTML file using lxml and Python
<p>I'm using Python in Google Colab for extract my YouTube video history and generate a DataFrame with the data obtained from the .html file - that contains the video history.</p> <p>I'm using lxml for parsing the HTML data, but, I'm facing the following problems:</p> <ul> <li>The text obtained with lxml cannot decode ...
<python><lxml>
2023-03-16 23:22:36
1
2,471
Marco Aurelio Fernandez Reyes
75,762,459
9,403,794
Pass multiprocessing.managers.ListProxy to subprocess.Popen
<p>I have multiprocessing.managers.ListProxy object. Each ListProxy contain numpy ndarray. After concatenate and save, the file is almost 700Mb.</p> <p>To this time i made concatenate and save to file in child process but the parent join() has to wait for finishing child process. The child process which concatenate an...
<python><multidimensional-array><multiprocessing><subprocess>
2023-03-16 23:17:37
1
309
luki
75,762,453
7,903,749
Unit test in PyCharm fails if imported a class
<p>With PyCharm, we are trying to create a unit test file <code>tests/test_poc.py</code> for a proof-of-concept class <code>PocFunctional</code>, and we have added <code>DJANGO_SETTINGS_MODULE=applicationproject.settings</code> into the &quot;Python tests&quot; section of the &quot;Run/Debug Configurations&quot;.</p> <...
<python><python-3.x><django><pycharm>
2023-03-16 23:16:29
1
2,243
James
75,762,424
5,160,336
Libtorrent cannot find peer with trackers
<p>I am having some issues with the libtorrent library. Torrents are created successfully, however trying to download them with any number of torrent clients (bittorent, webtorrent, utorrent) does not work.</p> <p>I am using libtorrent for python, version: 2.0.7</p> <pre class="lang-python prettyprint-override"><code>i...
<python><seeding><libtorrent>
2023-03-16 23:11:20
0
322
EnderNicky
75,762,379
10,335
Jupyter does not find my kernel python before the system python
<p>I've created a Python venv and created a <a href="https://queirozf.com/entries/jupyter-kernels-how-to-add-change-remove" rel="nofollow noreferrer">JupyterHub kernel</a> based in it.</p> <p>Everything works fine, I can start the kernel from JupyterHub interface and it is using my desired Python interpreter and venv.<...
<python><pip><jupyter><python-venv><jupyterhub>
2023-03-16 23:02:07
1
40,291
neves
75,762,371
10,284,437
Run '$x("XPath")' in Selenium 'driver.execute_script' JavaScript, chromedriver=111.0.5563.64
<p>On facebook, if I go to main page, and run in chrome dev tools this command:</p> <pre><code>$x('//span[contains(text(), &quot;Marketplace&quot;)]')[0].click() </code></pre> <p>it works well.</p> <p>If I try in Python/Selenium:</p> <pre><code> driver.execute_script(&quot;&quot;&quot; $x('//span[contains(text()...
<python><selenium-webdriver><xpath><selenium-chromedriver>
2023-03-16 22:59:33
3
731
Mévatlavé Kraspek
75,762,342
7,346,393
TypeError: object MagicMock can't be used in 'await' expression
<p>I'm creating an application using <code>tortoise-orm</code> and <code>FastAPI</code>.</p> <p>I wrote the following endpoint</p> <pre><code>@app.get(&quot;/status/&quot;, response_model=list[Status]) async def get_status() -&gt; list[Status]: &quot;&quot;&quot; Returns a list of Status objects representing th...
<python><fastapi><python-unittest>
2023-03-16 22:55:29
1
869
Hendrra
75,762,315
1,693,057
How to define a Python dictionary type hint with specific key-value type relationships
<p>Is this possible to tell python I have a <code>dict</code> which either has a <code>Fruit</code> key with <code>int</code> value type or <code>Car</code> key that has a <code>str</code> type value assigned?</p> <pre class="lang-py prettyprint-override"><code>Fruit = NewType(&quot;fruit&quot;, int) Car = NewType(&quo...
<python><dictionary><typing>
2023-03-16 22:51:37
1
2,837
Lajos
75,762,274
4,772,836
Unit test async method python
<p>Trying to learn about unit testing for async method</p> <p>Let's say I have this that I want to test</p> <pre><code>async def run(self): while True: async with DBHook(mssql_conn_id=self.db_conn).get_cursor() as cursor: cursor.execute(self.sql) rows = cursor.fetchone() ...
<python><unit-testing><python-asyncio><python-unittest>
2023-03-16 22:43:54
2
1,060
Saugat Mukherjee
75,762,158
15,392,319
Using psycopg2 within AWS Lambda and AWS Amplify
<p>Before someone marks this as a duplicate, I've reviewed <a href="https://stackoverflow.com/questions/44855531/no-module-named-psycopg2-psycopg-modulenotfounderror-in-aws-lambda">No module named &#39;psycopg2._psycopg&#39;: ModuleNotFoundError in AWS Lambda</a></p> <p>and attempted as best as I can the steps listed i...
<python><amazon-web-services><aws-lambda><aws-amplify><psycopg2>
2023-03-16 22:24:59
2
428
cmcnphp
75,762,144
4,980,705
After click() Selenium does not retrieve new page_source
<p>I have the following code. First loop works fine, then I'm able to get to the second page, but the results printed are the same as the first loop.</p> <p>First loop works fine</p> <pre><code>url_city = &quot;https://www.tripadvisor.com/Restaurants-g189158-Lisbon_Lisbon_District_Central_Portugal.html&quot; # launch ...
<javascript><python><html><selenium-webdriver>
2023-03-16 22:22:24
1
717
peetman
75,762,121
9,927,519
How to generate methods to set and get properties at class instantiation with Python?
<p>I have a class containing tensors that have an unpredictable list of properties.</p> <p>I would like it to generate a list of properties with getters and setter based on a list given at instantiation.</p> <p>Do hou know how to do that ?</p> <p>Thanks</p> <pre class="lang-py prettyprint-override"><code>class Items: ...
<python><class><pytorch><instance-variables><python-class>
2023-03-16 22:19:25
2
3,287
Xiiryo
75,762,068
10,526,441
Selecting different columns by row for pandas dataframe
<p>The closest thing I could find for this question is <a href="https://stackoverflow.com/questions/24833130/how-can-i-select-a-specific-column-from-each-row-in-a-pandas-dataframe">this</a>.</p> <p>What I'm trying to do is very similar, except I'm basically trying to extract one matrix from another. To use the same exa...
<python><pandas><numpy>
2023-03-16 22:10:22
4
548
John Rouhana
75,762,061
19,583,053
How to add arrow labels to points in python geodataframe?
<p>My code currently outputs a visualization that looks something like this:</p> <p><a href="https://i.sstatic.net/bYX9D.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/bYX9D.png" alt="enter image description here" /></a></p> <p>And I would like to be able to add a feature which has arrows pointing to ea...
<python><json><pandas><matplotlib><geopandas>
2023-03-16 22:09:04
1
307
graphtheory123
75,762,034
13,178,155
Django signal creates UserProfile from listening to User, but it's empty?
<p>I'm new to Django and trying to create a signal that listens to a custom User model I've built. My intention is that when a new User is created, that a profile for them will also be automatically created.</p> <p>To me it seems that my signal itself works, as when I use the /admin screen I can add a User and it autom...
<python><django><django-views><django-signals><django-custom-user>
2023-03-16 22:05:36
0
417
Jaimee-lee Lincoln
75,761,938
1,438,082
ValuerError time data does not match format
<p>The following code gives the error ValueError(&quot;time data '2023-03-16T21:30:00.0000000Z' does not match format '%Y-%m-%dT%H:%M:%S.%fZ'&quot;) What is wrong?</p> <pre><code>date_string = '2023-03-16T21:30:00.0000000Z' day_of_month_in_result = datetime.strptime(date_string, '%Y-%m-%dT%H:%M:%S.%fZ').day print(day_o...
<python>
2023-03-16 21:51:06
1
2,778
user1438082
75,761,911
19,325,656
NOT NULL constraint failed null=True blank=True
<p>despite having null and blank true in my models I always get</p> <p><em>NOT NULL constraint failed: user_mgmt_profile.user_id</em></p> <p>I've deleted the database, deleted migrations, run commands again, and the error still persist.</p> <p>Where do you see the issue</p> <p>Basically Im automatically connecting user...
<python><django><django-rest-framework>
2023-03-16 21:46:17
1
471
rafaelHTML
75,761,838
6,354,590
Snowflake connectivity by pyodbc
<p>I am trying to connect to snowflake in linux by <code>pyodbc</code> in python2.7. I have installed <code>snowflake-odbc-2.25.8.x86_64.rpm</code> on my RHEL7 box. I have made changes in <code>odbc.ini</code> file like this:</p> <pre><code>[testodbc2] Driver = /usr/lib64/snowflake/odbc/lib/libSnowflake.so Descr...
<python><snowflake-cloud-data-platform><odbc><pyodbc>
2023-03-16 21:34:55
1
1,791
gaurav bharadwaj
75,761,833
5,144,885
python replace regex for dynamic string
<p>In Wikipedia pages are expressions like:</p> <blockquote> <p>[[File Transfer Protocol|FTP server]] [[server (computing)|server]]</p> </blockquote> <p>I can remove it by</p> <pre><code>pattern = '\[\[.*\|.*\]\]' text = re.sub(pattern, '', text) </code></pre> <p>But I want replace it by second part after pipe char.</p...
<python><regex>
2023-03-16 21:34:09
3
395
Saku
75,761,773
4,104,728
Efficient way to parse a string with different index ranges
<p>Suppose I have a string <code>M001P000J0Z987</code> with embedded codes that I want to cut up based on specific indexes. For example, the first 4 (<code>[0:4]</code>) are a specific code, the next 4 (<code>[4:8]</code>) are another code, and the last 6 are (<code>[8:14]</code>).</p> <p>This is fairly straightforward...
<python><list><indexing>
2023-03-16 21:24:54
2
7,505
Vedda
75,761,768
8,119,664
AppConfig.ready() is running before the migrations on manage.py test
<p>I am trying to use Django's <code>AppConfig.ready()</code> method to run some some query on one of the models to retrieve some data.</p> <p>I have the following code:</p> <pre class="lang-py prettyprint-override"><code>class NewsConfig(AppConfig): name = &quot;apps.news&quot; verbose_name = &quot;News&quot; ...
<python><django><django-rest-framework>
2023-03-16 21:24:28
1
480
CurlyError
75,761,597
4,980,705
Selenium does not find element using By.CLASS_NAME and raises NoSuchElementException
<p>I'm using the following code to identify the Next button, but Selenium does not find it</p> <pre><code>driver = webdriver.Firefox(service=FirefoxService(GeckoDriverManager().install())) driver.implicitly_wait(10) driver.get(url) python_button = driver.find_element(By.CLASS_NAME, &quot;nav next rndBtn ui_button prim...
<python><selenium-webdriver><xpath><css-selectors><webdriverwait>
2023-03-16 21:00:57
1
717
peetman
75,761,591
2,302,244
Disable menu items in tkinter
<p>This is the code snippet I use to create a menu in tkinter.</p> <pre class="lang-py prettyprint-override"><code> self.fileMenu = Menu(self.menu) self.fileMenu.add_cascade(label=&quot;Open...&quot;, menu=openMenu) self.fileMenu.add_cascade(label=&quot;Save...&quot;) self.fileMenu.add_c...
<python><tkinter>
2023-03-16 21:00:02
2
935
user2302244
75,761,413
19,299,757
How to show custom description for each test in pytest html report
<p>I am looking for a solution to include custom description for each test (I have about 15-20 tests in a test.py file). I want to show the description for each test in pytest html report. Something like &quot;Login test&quot; for test1, &quot;User name input&quot; for test2 etc. I have a conftest.py in the folder wher...
<python><pytest><pytest-html>
2023-03-16 20:37:13
2
433
Ram
75,761,334
979,242
Erros when using getting JWT headers jwt.get_unverified_header
<p>I am using Google Cloud function, my code:</p> <pre><code>@functions_framework.http def hello_http(event): print('---------') jwt_header = jwt.get_unverified_header(event) print(jwt_header) </code></pre> <p>The error I am getting is :</p> <pre><code>jwt.exceptions.DecodeError: Invalid token type. Token must...
<python><google-cloud-functions><jwt>
2023-03-16 20:25:42
1
505
PiaklA
75,761,268
11,968,226
DeepL API creating Glossary only creating with first entry
<p>I am using the <strong>DeepL API</strong> and would like to create a <code>glossary</code>. I read followed the <a href="https://www.deepl.com/de/docs-api/glossaries/formats/" rel="nofollow noreferrer">documentation</a> and got a function to create a glossary like this:</p> <pre><code>def create_glossary(): ...
<python><deepl>
2023-03-16 20:17:12
2
2,404
Chris
75,761,216
2,815,264
How can I create an Avro schema from a python class?
<p>How can I transform my simple python class like the following into a avro schema?</p> <pre><code>class Testo(SQLModel): name: str mea: int </code></pre> <p>This is the <code>Testo.schema()</code> output</p> <pre><code>{ &quot;title&quot;: &quot;Testo&quot;, &quot;type&quot;: &quot;object&quot;, &...
<python><avro><fastavro>
2023-03-16 20:11:00
2
2,068
feder
75,761,188
10,065,878
Pandas groupby columns and multiply two other columns in the aggregate function
<p>I have a hopefully easy problem for some help stack helpers! I have a dataframe:</p> <pre><code>df = pd.DataFrame({'Quantity': [2, 3, 4, 1, 2, 1, 4, 5], 'User': ['A', 'A', 'B', 'B', 'B', 'C', 'C', 'C'], 'Price': [5, 3, 2, 6, 2, 3, 4, 5], 'Shop': ['X', 'X', 'X'...
<python><pandas><dataframe><group-by>
2023-03-16 20:06:04
3
308
FiercestJim
75,761,177
13,039,962
Issues assigning colors to numeric values ​of columns in Excel in openpyxl
<p>I have this df:</p> <pre><code> NOMBRE ESTACION DEPARTAMENTO ... APNoviembre APDiciembre 0 ARAMANGO AMAZONAS ... -15.463042 3.254973 1 BAGUA CHICA AMAZONAS ... -8.193005 7.855943 2 CHACHAPOYAS AMAZONAS ... -11.803714 -9.552846 3 ...
<python><openpyxl>
2023-03-16 20:04:29
1
523
Javier
75,761,128
4,470,365
What does a negative return value mean when calling to_sql() in Pandas?
<p>I'm sending various data frames to Microsoft SQL Server using the Pandas function <code>to_sql()</code> and a <code>mssql+pyodbc://</code> connection made with <code>sqlalchemy.create_engine</code>. Sometimes <code>to_sql()</code> returns the number of rows written, which is what I expect from the documentation on ...
<python><pandas><pandas-to-sql>
2023-03-16 19:59:14
1
23,346
Sam Firke
75,760,906
19,325,656
Populate readonly nested serializer
<p>I'm using ModelViewSets and I have nested serializer for these models.</p> <pre><code>class Profile(models.Model): id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False) user = models.OneToOneField(User, on_delete=models.CASCADE) place = models.OneToOneField(Place, on_delete=models....
<python><django><django-models><django-rest-framework><django-serializer>
2023-03-16 19:33:29
2
471
rafaelHTML
75,760,905
12,945,785
How to determine the frequency of data
<p>I have a DataFrame which represents time series. I would to find a way to find the frequency of the data (daily, weekly, monthly…) Is there a way to do it in pandas ?</p> <p>I mean I have a time series with index equal to</p> <pre><code>DatetimeIndex(['2011-07-07', '2011-07-14', '2011-07-21', '2011-07-28', ...
<python><pandas><dataframe>
2023-03-16 19:33:20
1
315
Jacques Tebeka
75,760,379
2,355,903
Logging Python Errors, warnings, etc
<p>I have been trying to write a program that will basically save all available information about the running of my program to a text file as it is being run in a batch environment where I can't see what errors/warnings/info are being generated. I have been banging my head against the wall for hours on this. I have bee...
<python><logging><python-logging>
2023-03-16 18:36:14
1
663
user2355903
75,760,365
607,846
Apply an update to a queryset involving a foreign key
<p>Lets say I have something like the code below, where I can nicely apply the update method to change the <code>engine</code> type of the cars contained in the query set <code>vintage_cars</code>. Is it possible to use update in a similar fashion for the code using the for loop, where a foreign key is involved?</p> <p...
<python><django><django-models>
2023-03-16 18:35:29
1
13,283
Baz
75,760,325
11,553,066
why is there tensor.dtype and tensor.type()?
<p>Quick question. Why does a tensor have a type and a dtype attribute?</p> <pre><code>t = torch.tensor([1,2,3,4]) print(t.dtype, t.type()) </code></pre> <p>is it possible to change one of them without changing the other? if not why is there this redundancy? Does it serve any purpose?</p>
<python><pytorch>
2023-03-16 18:31:24
1
362
Still a learner
75,760,257
6,372,859
Create pandas column based on names of two others
<p>I have a long pandas dataframe with many columns, I want to take two of them and build a new one as follow</p> <pre><code> A B 0 1 1 1 0 1 2 1 0 3 0 0 Aa Bb A_B 0 1 1 'Both' 1 0 1 'B' 2 1 0 'A' 3 0 0 'None' </code></pre> <p>The values of the new column are: 'Both...
<python><pandas><string>
2023-03-16 18:25:22
5
583
Ernesto Lopez Fune
75,760,127
1,623,731
Django HTML Select not loading correct option
<p>Im having some trouble at my first Django project. I have a ListView in which I have several comboboxes (select) to filter data in a table. Im using Foundation for my site The problem I´m having is that once I establish the &quot;filters&quot; for the queary in my comboboxes, data is presenting fine, but after loadi...
<python><django><django-views><django-templates><django-queryset>
2023-03-16 18:12:05
2
622
Guillermo Zooby
75,760,086
18,313,588
Compare list in each row of pandas dataframe to a specific list and output to a separate pandas dataframe column
<p>I have a list named <code>fruit_list</code></p> <pre><code>[apple,orange,pineapple,banana,tomato] </code></pre> <p>I want to match this list with the pandas dataframe column named <code>fruits</code> and output the intersection.</p> <p>And a pandas dataframe with column named <code>fruits</code></p> <pre><code>fruit...
<python><python-3.x><pandas><dataframe>
2023-03-16 18:07:25
3
493
nerd
75,760,004
2,896,976
Using a DRF JSONField as a Serializer
<p>I have a custom <code>JSONField</code> which I would like to use as a serializer. Serializers provide a bunch of extra functionality that you don't get with a Field. Serializers are Fields but not the other way around.</p> <p>As an example, consider a field which has some complex dynamic data and needs to be validat...
<python><django><validation><django-rest-framework>
2023-03-16 17:59:38
0
2,525
Jessie
75,759,971
10,192,593
Turn numpy array into an xarray in Python
<p>I have the following numpy array of shape (3,2,3)</p> <pre><code>a = np.array([[[1,2,3],[4,5,6]],[[7,8,9],[10,11,12]],[[13,14,15],[16,17,18]]]) a.shape </code></pre> <p>I would like to turn this into an xarray and give it names: income (values = 0,1,2), sex (values=0,1) and BMI (values = ('low', 'med', 'high')</p> <...
<python><numpy><python-xarray>
2023-03-16 17:55:52
1
564
Stata_user
75,759,892
871,617
AWS CDK Codepipeline build action with golang app with multiple commands targeting multiple Lambdas
<p>So my team and I have been happily pushing code to our pipeline for a while now but today we've been getting errors because because the asset the pipeline builds is too large to deploy to a lambda (which happens to be 250mb)</p> <p>The reason I think we're getting this error is because in the buildspec for the build...
<python><amazon-web-services><aws-lambda><aws-cdk><aws-codepipeline>
2023-03-16 17:48:24
1
2,796
Dave Mackintosh
75,759,891
528,369
Print Python pandas dataframe with aligned decimal points
<p>For a pandas dataframe <code>df</code> the output of</p> <pre><code>print(df.round(decimals=3)) </code></pre> <p>was</p> <pre><code> mean sd skew ... min max count est mean and sd 1.58895 0.494215 0.055769 ... -0.255506 3.210586 1000 est mean 1.59015 0.03...
<python><pandas><formatting>
2023-03-16 17:48:11
1
2,605
Fortranner
75,759,649
10,216,028
How to force python to write a file before exiting the program?
<p>I already checked <a href="https://stackoverflow.com/a/9824936/12469912">this answer</a> but it didn't work. I am looking for a way to force python to write a file (let's call it <code>file_A.py</code>) before exiting the program. I tried the suggested approach in the above answer, but it only worked when the destin...
<python><python-3.x>
2023-03-16 17:24:57
3
455
Coder