Python Development

In Plotly maps (Python), how can I inverse the tick labels on the colorscale so that the smallest v… Read more Plotly Map: Inverse Colorscale Tick Values

I have error when I try to get data in cyrillic import codecs pdfFileObj = codecs.open('1.pdf&… Read more How To Get Data From Pdf In Cyrillic?

I'm trying to modify the code of naive bayes classifier provided by the excellent book Programm… Read more How To Debug An Application Without Using An Ide And Without Understanding Of The Program Flow?

I was asked to draw a graph like this one using Latex (more precisely, tikz and/or pgf). This woul… Read more Getting Data From A Chart That Is Displayed On A Website

I'm trying to implement drag-n-drop'in' items from QListWidget to QGraphicsView. I'… Read more Pyqt Event Emmitted Twice

I am trying to see if I can concatenate an empty array with fixed size with other arrays with the s… Read more How To Repeatedly Concatenate Numpy Arrays?

How to write regex that can 1. match currency which may or may not include a comma or decimal and 2… Read more Python Regex To Match Currency With Or Without Comma Or Decimal

At the moment I am scraping data from the web and want to output it into CSV. Everything is working… Read more Append Lists For Csv Output In Python

I wrote a function which after execution returns the user to the anchor page. But I'm getting a… Read more Typeerror: Quote_from_bytes() Expected Bytes After Redirect

I have a piece of code that converts a unix date to standard U.S. date format. It displays properly… Read more Excel Wont Recognize Date Using Openpyxl

I'm using 'new style' classes in Python 2.6 and am having trouble with __getattr__ in a… Read more Python __getattr__ And __name__

I am writing a parser for an existing language, using the TextX Python Library (based on the Arpegg… Read more Overcoming Infinite Left Recursion In Textx Parser

I have a server: import socket import time import random from PIL import ImageGrab server_socket =… Read more How To Send Objects Through Python?

Return the sum of the numbers in the array, except ignore sections of numbers starting with a 6 and… Read more Looking For A More Elegant Solution To This

Say you have a number of non commutative symbols within a sympy expression, something like a, c = s… Read more Make All Symbols Commutative In A Sympy Expression

I have got a list of about 7000 names in a csv file that is arranged by surname, name, date of birt… Read more Match Names In Csv File To Filename In Folder

I have produced a very simple pie chart in Python using Matplotlib and I am wanting to edit the ali… Read more Matplotlib Center Alignment For Pie Chart Labels

I am working in python GUI using pyqt4 library and new with signal and slots. I don't know how … Read more Clickable Event On Qlabel In Python Using Pyqt4?

this question is related with my previous question How to use numpy interpolation to increase a vec… Read more Numpy Interpolation To Increase Array Size

I wrote one simple linear regression model and one decision tree model, they work good. My question… Read more Accuracy Of Multivariate Classification And Regression Models With Scikit-learn

I have been able to successfully install cx_Oracle for use with Python 3.4 on my Windows 8 laptop, … Read more Cx_oracle Does Not Recognize Location Of Oracle Software Installation For Installation On Linux

How can I calculate the number of pixels in screen (width, height) with python? I want it to be ada… Read more Number Of Pixels Of Screen Python

I am programming a simple GUI, that will open a opencv window at a specific point. This window has … Read more Keypressevent Without Focus

After reading Guido's Sorting a million 32-bit integers in 2MB of RAM using Python, I discovere… Read more What Would You Use The Heapq Python Module For In Real Life?

I have a code whose outputs are mentioned below. print 'Total Bits:%d'%totalbits prin… Read more Write String And Integer To Csv File

This answer nicely explains how to use pyspark's groupby and pandas_udf to do custom aggregatio… Read more Implicit Schema For Pandas_udf In Pyspark?

I have a list of latitude and longitude coordinates and respective Received Signal strength values … Read more Kernel Density Estimation Heatmap In Python

I have a word docx file that I would like to print the words that are in Bold looking through the d… Read more Trying To Use Python To Parse A Docx Document In Xml Format To Print Words That Are In Bold

I have a server which needs to be able to accept JSON and then process it and then send JSON back. … Read more Sending Json Through Requests Module And Catching It Using Bottle.py And Cherrypy

So basically I want to count the number of occurrences a floating point appears in a given list. F… Read more Python - Count Occurrences Of Certain Ranges In A List

this is my code : import re,threading class key_value: def __init__(self,filename='a.txt&… Read more Why My Multi-threading Code Spend More Time Than Single-threading Code

I have a collection of lists, some of which have overlapping elements: coll = [['aaaa', … Read more Combining Lists With Overlapping Elements

I've now been struggling a long time and still can't get this line of code working : os.sys… Read more Os.system With Embedded Commands

There is something I've been wondering about for a while. Is the split executed once or multipl… Read more Python: Is The Split Function Evaluated Multiple Times In A List Comprehension?

I want to do a google search and collect the links to all hits so that I can click those links and … Read more How Can I Loop Over Pages And Get Data From Every Page With Selenium?

I am sorry I have already asked this question on 'Superuser', but nobody answers there, so … Read more How Can I Start Using Twill?

I'm trying to train a CNN on a set of images. There are 2 folders: training_set and test_set, e… Read more How To Load And Evaluate A Cnn Using A Test Set In Tensorflow?

I'm receiving a data packet sent from a RS485 level serial bus to a ESeye Hammerkop transmitter… Read more How To Unpack Stxetx Data In Python

I'm looking for a regex to match hyphenated words in python. The closest I've managed to ge… Read more Python Regex For Hyphenated Words

I'm using python and matplotlib to generate graphical output. I am creating multiple plots wit… Read more Python Matplotlib Axis Label Subscript Based On Loop Counter

I am trying to use this version of the DCGAN code (implemented in Tensorflow) with some of my data.… Read more Dcgans: Discriminator Getting Too Strong Too Quickly To Allow Generator To Learn

I'm struggling to (re)create a seaborn plot with pandas or matplotlib. DataFrame: wage = pd.mel… Read more Create Seaborn Plot With Pandas Of Matplotlib

I installed pip in a virtual environment. It installed without errors. Here's what I get when I… Read more Importerror: No Module Named Tweepy

I need to write a function that converts hex to decimal and I've got an idea of how to do it bu… Read more Writing A Function To Convert Hex To Decimal

I run a pivot_table on a dataframe and the resulting column names are: ('firstvar', 8001) … Read more Renaming Columns From Pivot_table

I want to replace XML tags, with a sequence of repeated characters that has the same number of char… Read more Replacing A Regex With A String Of Characters With The Same Length

I have two arrays like this: A = [[111, ...], B = [[222, ...], [222, ...], … Read more Sort Rows Of Array To Match Order Of Another Array Using An Identifier Column

after searching for a solution for hours which did not resolve my problem,I am posting this. The im… Read more Django Static Media Not Showing Picture

I have constructed a messaging application, but it seems to have incorrect syntax: from tkinter im… Read more Nameerror: Name 'frame' Is Not Defined (python)

In Pytorch 1.0.0, I found that a tensor variable occupies very small memory. I wonder how it stores… Read more Pytorch: Why Is The Memory Occupied By The `tensor` Variable So Small?

NoReverseMatch at /product/pussyes/ Reverse for 'basket_adding' not found. 'basket_addi… Read more Noreversematch At /product/pussyes/ Reverse For 'basket_adding' Not Found. 'basket_adding' Is Not A Valid View Function Or Pattern Name

I am trying to find a way to use a list of indexes to set values at multiple places in a list (as i… Read more Set Item At Multiple Indexes In A List

My goal is to generate certain files (txt/pdf/excel) on my Python server and subsequently push it t… Read more Empty File Stored On Firebase With Python

I have two spiders within the same project. One of them depends on the other running first. They us… Read more Scrapy: How To Run Two Crawlers One After Another?

I have a python function that must read data from file and split it into two key and value, and the… Read more Python Split Function. Too Many Values To Unpack Error

/home/bar/foo/test.py: I am trying test.py to print /home/bar/foo irrespective of from where I run… Read more Is A Python Script Aware Of Its Stored Location Path?

How can I architect code to run a pyqt GUI multiple times consecutively in a process? (pyqtgraph s… Read more How Can I Launch Pyqt Gui Multiple Times Consequtively In A Process?

I'm setting up a python script that will parse the inputs received via UDP from another server.… Read more Random Udp Message Received Needs To Be Parsed To Python File Through Rsyslog Omprog

Gherkin / Behave Examples Gherkin syntax features test automation using examples: Feature: Scenario… Read more Behave: Writing A Scenario Outline With Dynamic Examples

Code containing my data: Solution 1: I would select all <td valign="top"> … Read more Scrapy, How To Separate Text Within A Html Tag Element

I have a bash script that looks like this: python myPythonScript.py python myOtherScript.py $VarFr… Read more Set Environment Variable Of Calling Bash Script In Python

I need to wrap some MathJax string with HTML tag. I wonder how to exclude \) from search string not… Read more Python Regexp Not Match Sequence

I downloaded the Intel pre-trained Unet model from the OpenVINO Model Zoo Github repo without any … Read more Intel Openvino Pretrained Model Unet-camvid-onnx-0001 Does Not Predict Correctly

Consider the following: >>> import numbers >>> import numpy >>> a = nump… Read more Why Is A Numpy Int Not An Instance Of A Python Int, But A Numpy Float Is An Instance Of A Python Float?

I need to find the integer location for a label in a Pandas index. I know I can use get_loc method,… Read more Is Searchsorted Faster Than Get_loc To Find Label Location In A Dataframe Index?