Python Courses, Training, and Tutorials

for position in driver.find_elements_by_xpath('//div[@class='d3-tip n']'): … Read more Unable To Read Text From A Div Tag In Python

I have this code which sorts python list by frequency of elements. It works for all other cases exc… Read more Sorting A Python List By Frequency Of Elements

This is my first post on here. I usually find what i'm looking for when encountering issues wit… Read more Python Code Issues With Oanda Api Rest V20 - Unable To Run Automatic Code

I have two dataframes with different column names. I want to create a new dataframe whose column na… Read more How To Concatenate Combinations Of Rows From Two Different Dataframes?

When running Bottle as a standalone server it's very easy to do: from bottle import run, Bottle… Read more How To Make Bottle Print Stacktrace When Running Through Apache Modwsgi?

How to do preprocessing steps like Stopword removal , punctuation removal , stemming and lemmatizat… Read more How To Do Text Pre-processing Using Spacy?

I am working on loading a dataset from a pickle file like this ''' Load the dictionary … Read more Number Of Features In Dictionary

I'd love a good native Python library to write XLS, but it doesn't seem to exist. Happily,… Read more Which Library Should I Use To Write An Xls From Linux / Python?

When adding slides via a modified python-pptx, placeholders appear for the slide number on each sli… Read more How Can Dynamic Page Numbers Be Inserted Into Added Slides?

I'm trying to convert blank cells in a csv file to NULL and upload them in SQL Server table so … Read more Convert Csv Blank Cell To Sql Null In Python

ValueError: invalid \x escape: File 'SConstruct', line 49: execfile('hosts.cfg… Read more Valueerror: Invalid \x Escape:

This has for the most part been answered here I have been trying to modify the server (to send) and… Read more Send And Receive A File In Python Sockets

Iam a newbie in neural networks while creating MLP in python using opencv 3.1.0 error pops.The code… Read more Creating Mlp In Python Showing Error

I am using python 2.7 with latest lxml library. I am parsing a large XML file with very homogenous … Read more Parsing Large Xml Using Iterparse() Consumes Too Much Memory. Any Alternative?

I'm creating a Python3 program that generates SVG images with random circles that I need for a … Read more Display Svg File In Python

I would like to know how I can use a variable in a function but then outside of the function as wel… Read more How Do I Use A Variable So That It Is Inside And Outside Of A Function

I have the following Python 2 code which unpacks a tuple inside a lambda. This lambda is contained … Read more Most Pythonic Way To Port This Tuple Unpacking With Lambda From Python 2 Into Python 3

(I'm using PySide, but I think the answer would be the same/similar for any language bindings).… Read more Qt Widget With Transparent Background

I am trying to match the following string and not having any luck. Below you will find my attempt. … Read more Wildcard Or * For Matching A Datetime Python 2.7

Heyo. I'm trying to make a small application in my spare time that uses the Spotify API . I hav… Read more Python - Spotify Api Returning Error 400 "malformed Json"

I am trying to open a .csv compressed to a .lzma file in Linux using the following code: import lzm… Read more Attributeerror: 'module' Object Has No Attribute 'open'

I've been using Tensorflow for regression purposes. My neural net is very small with 10 input n… Read more How To Set Parameters Of The Adadelta Algorithm In Tensorflow Correctly?

I am facing problem with importing io module in scipy and python shell shows an error as following.… Read more Importerror: No Module Named Array_import -----scipy

>>> sum(range(49999951,50000000)) 2449998775L Is there any possible way to avoid the L … Read more How To Avoid The L In Python

I'm running the following code to fine-tune a BERT Base Cased model in Google Colab. Sometimes … Read more Intermittent "runtimeerror: Cuda Out Of Memory" Error In Google Colab Fine Tuning Bert Base Cased With Transformers And Pytorch

I have a simple numpy array. array([[10, 0, 10, 0], [ 1, 1, 0, 0] [ 9, 9,… Read more How Can I Ignore Zeros When I Take The Median On Columns Of An Array?

Perhaps there is a different way of going about this problem, but I am fairly new to using Django. … Read more Running Python Script In Django From Submit

I have a application written in Twisted and I want to add a web interface to control and monitor it… Read more Web Interface For A Twisted Application

Am deploying my ML model on Heroku using Django, I need en_core_web_lg for my application but could… Read more Error In Installing Spacy En_core_web_lg On Heroku App

Pretty new to python... and I'm trying to my hands at my first project. Been able to replicate … Read more Web Scrape Page With Multiple Sections

I just figured out how to implement the webapp2 sessions in my Google app engine project using pyth… Read more Webapp2 Sessions In Google App Engine

I am trying to save the image in media/images directory and have done each and every neccosry step … Read more Why Image Is Not Getting Saved In Media Directory In Django?

Consider this code: class Foo(object): @property def func(self): self.__dict__['… Read more Unexpected Name Lookup On Properties

I want to send an email without login to server in Python. I am using Python 3.6. I tried some code… Read more How To Send An Email Without Login To Server In Python

I am fetching data from a catalog and it's giving data in bytes format. Bytes data: b'\x80\… Read more Python: Unicodedecodeerror: 'utf-8' Codec Can't Decode Byte 0x80 In Position 0: Invalid Start Byte

I am trying to send and email in Django forms with attached file, but i cant figure out how to send… Read more Sending Email With Attached File In Django

Within our server we've got this piece a code calling a function inside my APP like this: data … Read more Flask Is Not Getting Any Post Data From A Request

Lets say I have two pandas DataFrames, df1 and df2, one containing the names and age of people, and… Read more How To Create Boolean Columns Based On Column Values In Another Dataframe

I have a dataframe like in this one: df = pd.DataFrame({'a':[1,2,1],'b':[4,6,0],… Read more Get Both The Top-n Values And The Names Of Columns They Occur In, Within Each Row In Dataframe

I am trying to add a logo to the current plot, which already has existing plot elements. I defined … Read more How To Use Matplotlib To Add Image To The Top Level Of Surface Of All The Existing Layers

Working on pyinstaller 3.1, python 2.7.9, and tkinter. Try to use pyusb instead of pyserial, but no… Read more Pyusb On Windows 8.1 - No Backend Available - How To Install Libusb?

I am trying to sort by name but it is typing an Error: TypeError: ' Solution 1: How about writ… Read more Typeerror: '<' Not Supported Between Instances - Objects

Could please someone show an example of applying the number format to the cell. For example, I need… Read more Openpyxl Setting Number Format

I would like to know the default window colour in Tkinter when you simply create a window: root = T… Read more Default Window Colour Tkinter And Hex Colour Codes

I am looking for a numpy function to find the indices at which certain values are found within a ve… Read more Find Multiple Values Within A Numpy Array

I am writing a script for fitting peak shapes to spectroscopic data in Python, using Scipy, Numpy a… Read more Scipy.integrate Pseudo-voigt Function, Integral Becomes 0

I have two .csv files, headers.csv and corrected.csv. Theheaders.csv has all the headers, and the c… Read more Python Joining Two Csv Files

I am using Django rest framework 2.3 I have a class like this class Quiz(): fields.. # A custo… Read more Pass A Custom Queryset To Serializer In Django Rest Framework

I was trying to use python package to save some numerical calculation data to a file. I had seen op… Read more Python Numpy, Methods Of Save Data And Variables

I am using cvxpy to solve an optimization problem. I want to store the output, a matrix into a ndar… Read more Copy Numpy Matrix Into Numpy Array

Is there no sane way to peform a scripted install of binary python packages for windows? Unfortunat… Read more Unattended Install Of Binary Python Packages (modules) For Windows

somebody on stackoverflow adviced me to use pandas to label the values of my csv files and provided… Read more Python: Pandas, Parsing Math Operations

class Solution: def display(self,head): current = head while current: … Read more Python While Loop Syntax

I have some objects I want to send to celery tasks on my application. Those objects are obviously n… Read more Celery: Is There A Way To Write Custom Json Encoder/decoder?

I want to store an integer key in shelve. But when I try to store integer key in shelve it give me … Read more How Do I Take Integer Keys In Shelve?

My code is the following: import pandas as pd import numpy as np df = pd.read_csv('path/to/my… Read more Python Pandas To_csv Causes Oserror: [errno 22] Invalid Argument

I found an awesome way to parse html with pandas. My data is in kind of a weird format (attached b… Read more Pandas Dataframe [cell=(label,value)], Split Into 2 Separate Dataframes

I am able to verify the existence of finished_json_path in the bucket_name, but I get finished_json… Read more Google Cloud Storage Bucket.get_blob To Verified File Path Returns None

Is it possible to do the following in python somehow? nodename = 'node%s' % (++num if ct[0]… Read more Incrementing A Counter While Assigning It In Python

I want to combine 2 networks to one network while keeping the weights of the original network. I sa… Read more How To Initialize The Weights Of A Network With The Weights Of Another Network?