Category "python"

Extract nested values from data frame using python

I've extracted the data from API response and created a dictionary function: def data_from_api(a): dictionary = dict( data = a['number'] ,created_b

Replace null values by the mean of each group

I have a dataset similar to below with several columns which contain Nan values. I would like to group the dataset by location and fill the Nan in Iso code and

Exception: Java gateway process exited before sending its port number

I'm facing an issue when trying to use pyspark=3.1.2. I have java 1.8 installed and added in my user path. But according to the docs it does not need any other

Outputing single strings in python

I'm in need of some assistance in this code problem from a MOOC on python programming that I'm taking. This is just for self-learning, and not for any graded co

Python-Flask, Server generated from swagger file produces 'do some magic!' for all get methods

I have generated Python Flask-Server API from swagger editor: https://editor.swagger.io/ When I run the server locally, I noticed that all my get methods produc

Pyserial might lose bytes and sometimes won't receive data at all

I'm using PySerial library in order to read 255-byte packets from nRF52 board. But I'm facing some issues: as far as I know it needs 460800 baudrate, but Window

Delete several TwoLineListItem from an MDList when creating a dinamic list without an ids in Kivy

Help here pls, I got to create several TwoLineListItem in an dynamic MDList,This start working when the list (list_general) have an item and this is gotten from

I want to make an calculator for average but i'm facing some issues

I want to make an calculator for average but i'm facing some issues. I want the numbers entered by the users come as a print statement but it is just throwing t

Can not run pyinstaller, as I get enum34 error

I finished a python app, and now I want to packing into an executable, for an end user. I use windows 7 64 bit, and my python version it's Python 3.7.2 I alread

Problem by using for loop when loading data series from .csv file and save them as array matrix for every columns loaded

I want to load a series of data from 6 CSV files and save them per column of the data series. As I call the Column_A, Column_B and new_Column_A, only the last o

neither find_all nor find works

I am trying to scrape the name of every favorites on the page of a user of our choice. but with this code I get the error "ResultSet object has no attribute 'fi

saving s2p format for vector network analyzer vna by jupyter notebook

I connected my laptop to a Vector Network Analyzer (VNA) by a GPIB cable. I identified the instrument to the laptop by the following code in Jupyter Notebook: f

Library that supports XPath 2.0 in Python

Is it possible to use XPath 2.0 functions like starts-with(), ends-with() and contains() in Python? I was trying to use lxml and defusedxml, but unfortunately t

Return sub list of elements based on matching sub strings from another list

I want to filter a list of string based on another list of sub strings. main_list=['London','England','Japan','China','Netherland'] sub_list=['don','land'] I w

can't import torchtext.legacy.data

as i know, from torchtext 0.9.0, torchtext.data and torchtext.dataset are moved to torchtext.legacy but my 0.12.0 torchtext can't import torchtext.legacy while

Remove zeros from Dataframe of lists

I have such a DataFrame: index B 0 [0,1,2,0,4] 1 [1,0,2,0,0,1,7] I want to count the non zero values of each list for each row. Result: index B 0 3 1 4

data format to predict with model fitted via Sagemaker's XGBoost built-in algorithm and training container

Looking at the following code, taken from here, I wonder what format dtest is (sorry I could not gleen this from the post): import pickle as pkl import tarfile

extracting holder exponents and singularity spectrum from signal in python

Is there any way of computing the holder exponents and singularity spectrum of a signal using multifractal 1-D wavelet leader estimates? Matlab has dwtleader: h

AttributeError: 'list' object has no attribute 'i_sd'Which function can be used to get values from a Callback Class

The callback is called when specific events occur in an environment (e.g. at the beginning/end of a reset and beginning/end of a step). I have written a stub of

How to save SHA256 object to a file?

(I'm doing all this in python 3.10.4 using pycryptodome) I'm trying to do this process: Get a hash of a file Save that hash somewhere Load that hash and perform