Python stackoverflow Examples

I am trying to label this image into two regions: And here is my code: from scipy.ndimage import m… Read more Scipy Ndimage Measurement Labeling Is Not Working Properly

I have a 1-Minute bar OHLC price CSV file that I am trying to resample to 15-Minute bars. The code … Read more Pandas Resample Futurewarning

I want to run mybat.bat file located in MyFolder which is different from the current directory. I u… Read more Running A Batch File In Another Directory In Python

I'm trying to pull down the values of custom fields from my Asana list. I'm using the Offic… Read more How Can I Access Custom Fields From Asana Api Using Python?

I am working on a GAN based problem and I am getting this issue where the gradients are not visible… Read more Keras: No Gradients Provided For Any Variable

I have 2 daemons, which should access the same Variable. I've created a 3rd file for global va… Read more Python Global Variables In Multiple Files

This seems like it must be a permissions issue on my machine. After a systems update on Windows 10,… Read more Matplotlib Savefig Will Not Overwrite Old Files

I have a API that was developed using python 2.7. I have some developers that are already using it.… Read more Git - Branch Or Tag?

I have two dataframes, both indexed with timestamps. I would like to preserve the order of the colu… Read more Merge And Then Sort Columns Of A Dataframe Based On The Columns Of The Merging Dataframe

I have a list of valid values that a cell can have. If one cell in a column is invalid, I need to d… Read more How To Drop Columns Based On Multiple Filters In A Dataframe Using Pyspark?

Read a CSV file User have to enter the Mobile number Program should show the Data usage (i.e. Arit… Read more How To Read A Csv File And Sum Values Based On User Input?

So I have this link and I'm trying to obtain the text from this XPath //div[@class='titlu&… Read more Python Selenium Xpath Geting Text Is Empty

Code: n=3 x=np.fromfunction(lambda i,j: (i==1)and(j==1), (n,n), dtype=int) leads to 'ValueErro… Read more Numpy Creation By Fromfunction Error

I proposed a something in a comment in this answer. Martijn Pieters said that my suggestion would b… Read more Does Reusing A List Slice To Get Length Cost Additional Memory?

Hello I have xlsx files and merged them into one dataframe by using pandas. It worked but instead o… Read more Not Getting Back The Column Names After Reading Into An Xlsx File

I'm working with a remote db for importing data to my Django proyect's db. With the help of… Read more Executing Different Queries Using Mysql-python

I have an assignment, where we have to write a module to create certain hollow shapes and use them … Read more Python 3 - Hollow Rectangle

I need a Spinner widget in which the user can select integer values with a certain step and without… Read more How To Allow Infinite Integer Values In A Spinner?

How to find total number of rows using XLWT or XLRD in Python? I have an excel file(accounts.xls) a… Read more Append Rows In Excel Using Xlwt In Python

print('xyxxyyzxxy'.lstrip('xyy')) # output:zxxy print('xyxefgooeeee'.lstri… Read more Why I Am Getting These Different Outputs?

I recently wrote a time consuming program with python and decided to rewrite the most time consumin… Read more Why Is My F2py Programs Slower Than Python Programs

I have a node.js application that deploys to heroku and runs well (has a simple Procfile that says … Read more Deploying Node.js App That Uses Python-shell To Heroku

Task: An array A consisting of N integers is given. Rotation of the array means that each element… Read more Cyclic Rotation In Python

I'm on OSX. I'm installing Salt by following Salt's official guide here and I've ra… Read more Pip Install Salt Returns 'clang: Error: Unknown Argument: '-mno-fused-madd' [-wunused-command-line-argument-hard-error-in-future]

I need to write a regex in python to extract mentions from Tweets. My attempt: regex=re.compile(r&#… Read more Regex To Extract Mentions In Twitter

Trying to install various packages on a Windows 7 64 bit and learned that ActivePython helps (as it… Read more Easy_install Launches As A Terminal And Closes On Its Own, How To Avoid That

I have two list: lists = ['a','b','c','d','e'] keys = [18,1… Read more Create Dict With Multiple Values Out Of Two Lists. Group Multiple Keys Into One

For example if I have matrix: x=[['1', '7', 'U1'], ['1.5', '8&#… Read more Matrix Problem Python

I wanna know whether i can access external javascript files through jinja? It's working well wi… Read more How To Access External Javascript Files Through Jinja[flask]?

I have a timeseries of data I would like to plot. In the night, when i do not collect data, I have … Read more Pandas Plot Aggregate Timestamp Index

I'm drawing a picture in 3D with plot.ly and I want my axes to be referenced as (t, x, y) inste… Read more Rename Axes In Plotly 3d Hover Text

I have created a flask service inside docker import json from flask import Flask, request app = F… Read more Not Able To Access Flask Service Running In Docker From Outside The Docker

I have a QueryDict that I get from request.POST in this format: Solution 1: You can use list compr… Read more Convert Querydict To Key-value Pair Dictionary

I experienced this phenomenon in Python first, but it turned out that it is the common answer, for … Read more Why Fmod(1.0,0.1) == .1?

I have two classes one parent and other child. class Parent(object): def __init__(self): … Read more Adding Extra Functionality To Parent Class Method Without Changing Its Name

Say I have the following dataframe. import pandas as pd df = pd.DataFrame() df['close'] = … Read more Python Dataframe Result Based On Values Of 2 Different Columns

I need your help please When I wrote: >>> from skimage import io I get at the end the fo… Read more From ._sparsetools Import Csr_tocsc, Csr_tobsr, Csr_count_blocks, \importerror: Dll Load Failed: The Specified Module Could Not Be Found

I have input which is formatted like so [notice there will be more than just a and b]: inp = { … Read more How To Put Lists Of Numpy Ndarrays Into Columns Of Pandas Dataframe?

I have seen this link, but I didn't find anything related to my question helping it being resol… Read more Different Queryset Based On Permissions In Django Rest Framework

For approaches to retrieving partial matches in a numeric list, go to: How to return a subset of a… Read more How To Retrieve Partial Matches From A List Of Strings

I'm writing some code in python and I'm having trouble when trying to retrieve content of a… Read more Help With Event In Python Entry Widget

I know the triple quote strings are used as docstrings, but is there a real need to have two string… Read more What's The Advantage Of Having Multi-line & Single-line String Literals In Python?

Did anybody notice that the interval of second in Python datetime is [00,61] see the table on this … Read more Why Python Time Has 61 Seconds

I have built a simple flask app on ubuntu server and have placed the code in the following director… Read more Setup Of Flask App Directory And Permissions?

I am trying to import a python module in R using the reticulate package. The module can be found he… Read more Importing Python Module In R

I have a very large dataframe (about 1.1M rows) and I am trying to sample it. I have a list of inde… Read more Quickly Sampling Large Number Of Rows From Large Dataframes In Python

I am used to the python byte literal syntax representing bytes as hex values such as b'\x7a'… Read more Python Bytes Literal Has Extra Characters That Aren't Hex, But Alter The Value Of The String

from Tkinter import * from tkFileDialog import askopenfilename from PIL import Image def main(): … Read more Returning A Value After Calling A Function With A Button In Tkinter

How do you counts paragraphs from a file after string.read()? I have no Idea where to start. THE Mi… Read more How To Count Paragraphs?

Can anyone help me understand why the following Python script returns True? x = '' y = all(… Read more Python "all" Function With Conditional Generator Expression Returning True. Why?

I have two vectors of points, x and y, shaped (n, p) and (m, p) respectively. As an example: x = np… Read more Compute Matrix Of Pairwise Angles Between Two Arrays Of Points

No matter how I structure the imports in the code files and in the __init__.py files, I can't s… Read more Python Imports With __init__.py

**Note- I will not just be testing at the end of a string-- need to locate particular substrings an… Read more Check To Ensure A String Does Not Contain Multiple Values

I have an XML file which I want to convert into JSON file using python, but its nt working out for … Read more How Can I Convert An Xml File Into Json Using Python?

I need to rewrite a simple for loop with MPI cause each step is time consuming. Lets say I have a … Read more Python: How To Parallelizing A Simple Loop With Mpi

Is comparing columns in different tables using less-than/greater-than operators supported in Django… Read more Comparing Object Fields With Django's Orm