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Showing posts from October, 2023

Python Beautifulsoup4 Website Parsing

I'm trying to scrape some sports data from a website using Beautifulsoup4, but am having some t… Read more Python Beautifulsoup4 Website Parsing

How To Disable Ipython Prompt Blinking

I recently downloaded the anaconda pkg and installed it in a redhat system with Python 2.7.13 :: … Read more How To Disable Ipython Prompt Blinking

Half Installed Packages And Python Circular Dependency

Something went wrong while updating to ubuntu 12.04 to 12.10: root@ely:/sys/bus/usb/devices# dpkg -… Read more Half Installed Packages And Python Circular Dependency

Reuse Module With Different Scripts (code Organization)

I have a utils package which provides functions for my (crontab) Python scripts. The scripts are or… Read more Reuse Module With Different Scripts (code Organization)

Python - Tkinter Text Size Not Resizing

I am trying to make a window that resizes using Tkinter, and it works fine. But I want the font siz… Read more Python - Tkinter Text Size Not Resizing

Get 3d Point In Space Using 2d Point In Image In Python Opengl

Im trying to simulate a depth camera in a room, my camera is able to move and rotate in the world a… Read more Get 3d Point In Space Using 2d Point In Image In Python Opengl

Make A Scatter Plot In Matplotlib With Dates On X Axis And Values On Y

I am having trouble making a scatter plot that has from a date array and a bunch of PM 2.5 values. … Read more Make A Scatter Plot In Matplotlib With Dates On X Axis And Values On Y

Extract Dict From String

I'm calling a function that returns a string that contains a dict. How can I extract this dict … Read more Extract Dict From String

Python: How To Write A Dictionary Of Tuple Values To A Csv File?

How do I print the following dictionary into a csv file? maxDict = {'test1': ('alpha… Read more Python: How To Write A Dictionary Of Tuple Values To A Csv File?

Why Is History Storing Auc And Val_auc With Incrementing Integers (auc_2, Auc_4, ...)?

I am beginner with keras and today I bumped into this sort of issue I don't know how to handle.… Read more Why Is History Storing Auc And Val_auc With Incrementing Integers (auc_2, Auc_4, ...)?

Error Importing Tensorflow "alreadyexistserror: Another Metric With The Same Name Already Exists."

I am running this simple code on Spyder 3.3 with Python 3.7 and Tensorlow 2.0: import tensorflow as… Read more Error Importing Tensorflow "alreadyexistserror: Another Metric With The Same Name Already Exists."

Max Retries Exceeded With Url Selenium

So i'm looking to traverse a URL array and open different URL's for web scraping with Selen… Read more Max Retries Exceeded With Url Selenium

Kivy :[critical] [app ] Unable To Get A Window, Abort

I recently installed kivy in my Ubuntu 16.04 machine, and tried to create first application with it… Read more Kivy :[critical] [app ] Unable To Get A Window, Abort

Automatically Extracting Feed Links (atom, Rss,etc) From Webpages

I have a huge list of URLs and my task is to feed them to a python script which should spit out the… Read more Automatically Extracting Feed Links (atom, Rss,etc) From Webpages

Using Lxml For Python - Windows 7 64-bit

When I try to install lxml, I get the following. I've tried downloading C++ redists and a whole… Read more Using Lxml For Python - Windows 7 64-bit

Get System Time W/timezone In Django Bypassing Default Timezone

As long as I'm using plain ol' Python shell, the datetime.datetime.now() command works fine… Read more Get System Time W/timezone In Django Bypassing Default Timezone

Is The Visitor Pattern Useful For Dynamically Typed Languages?

The Visitor pattern allows operations on objects to be written without extending the object class. … Read more Is The Visitor Pattern Useful For Dynamically Typed Languages?

Scrapy Encounters Debug: Crawled (400)

I'm trying to scrape the page 'https://zhuanlan.zhihu.com/wangzhenotes' with Scrapy. I … Read more Scrapy Encounters Debug: Crawled (400)

Catching An Exceptions In __enter__ In The Calling Code In Python

Is there a way I can catch exceptions in the __enter__ method of a context manager without wrapping… Read more Catching An Exceptions In __enter__ In The Calling Code In Python

Attributeerror: Module 'pandas' Has No Attribute 'read_csv' Python3.5

I have been successfully using pandas.read_csv since long but suddenly it starts giving the error w… Read more Attributeerror: Module 'pandas' Has No Attribute 'read_csv' Python3.5

Populate The Drop-down Menu Based On Previous Selection In Flask Python Without Using Ajax?

I have a csv file in the form of dataframe which consist of location, Device and unit. Locations ma… Read more Populate The Drop-down Menu Based On Previous Selection In Flask Python Without Using Ajax?

Apt Dependies For Pypi Package

Question about the policy of installing third-party binary dependencies missing from pypi. There is… Read more Apt Dependies For Pypi Package

Tkinter Have 2 Different Font Sizes On The Same Text

I would like to display the time inside of a tkinter frame in a stylish way, like this : However I … Read more Tkinter Have 2 Different Font Sizes On The Same Text

Input Of Apache_beam.examples.wordcount

I was trying to run the beam Python-SDK example, but I had problem in reading the input. https://cw… Read more Input Of Apache_beam.examples.wordcount

Not Recognizing Loop Variable In Python

I am trying to delete 38 lines of text after coming across a certain phrase in a .txt file in Pytho… Read more Not Recognizing Loop Variable In Python

Folder And Files Upload With Flask

I can upload a File with flask by following Uploading Files: A tag is marked with enctype=multipa… Read more Folder And Files Upload With Flask

Convert Dataframe To List

I have a pandas dataframe that I convert to numpy array as follows: df.values which gives the foll… Read more Convert Dataframe To List

Valueerror: Shape Of Passed Values Is (3, 27), Indices Imply (4, 27) # Pandas Dataframe

Here is my numpy array: import numpy as np num = np.array([[ 0.17899619 0.33093259 0.2076353 0.… Read more Valueerror: Shape Of Passed Values Is (3, 27), Indices Imply (4, 27) # Pandas Dataframe

Buildout Vs Virtualenv + Pip For Django?

Pros and cons? I'm personally using buildout for my django projects but thinking of switching t… Read more Buildout Vs Virtualenv + Pip For Django?

Tornado Install Issue

I'm trying to install tornado (pip install tornado) and am getting the following error... Comma… Read more Tornado Install Issue

Error "can't Multiply Sequence By Non-int Of Type 'float'"

In the following code, when I try to run the line 'x01 = rk4(x01,t1[-1],h1,fallParabola),' … Read more Error "can't Multiply Sequence By Non-int Of Type 'float'"

What The Code To Use In # Complete This Function With Recursion In Lines 4

# TODO: 2. Create a function that counts the sum of all the numbers in a list below number = [1,2,… Read more What The Code To Use In # Complete This Function With Recursion In Lines 4

Pybuilder And Pytest: Cannot Import Source Code When Running Tests

so i have a project: |- src |-main |-python |-data_merger … Read more Pybuilder And Pytest: Cannot Import Source Code When Running Tests

Error In Matplotlib Popup Window (attributeerror: 'nonetype' Object Has No Attribute 'set_canvas')

I tried to plot the graph in pop up window. It pops up. But there is an error. import tkinter as tk… Read more Error In Matplotlib Popup Window (attributeerror: 'nonetype' Object Has No Attribute 'set_canvas')

Get All Of A Collection's Documents Id's Ravendb For A "per-document" Modification

I'm currently trying to update my documents in a ravendb DB. The issue is that i have a method … Read more Get All Of A Collection's Documents Id's Ravendb For A "per-document" Modification

Python 3d Plot With Data, Error Occured

I was trying to plot a 3D diagram with manual input data (x,y,z) using ax.plot_surface. Even though… Read more Python 3d Plot With Data, Error Occured

Python Ctypes How To Read A Byte From A Character Array Passed To Nasm

UPDATE: I solved this problem with the help of Mark Tolonen's answer below. Here is the solut… Read more Python Ctypes How To Read A Byte From A Character Array Passed To Nasm

Can Someone Please Explain This Error - "runtime Error: Dictionary Size Changed During Iteration"?

def find_the_best_solution(shipping_request, list, current_solution, best_shipping_solution): i… Read more Can Someone Please Explain This Error - "runtime Error: Dictionary Size Changed During Iteration"?

Python Multiprocessing - Independently Processing For Each Key-value Pair In The Dictionary

I have a dictionary that looks like this: sampleData = {'x1': [1,2,3], 'x2': [4,5,6… Read more Python Multiprocessing - Independently Processing For Each Key-value Pair In The Dictionary

Getting Information From Google Chrome's Developer Tools

I am working on a project that wants me to get information from Google Chrome's Developer tools… Read more Getting Information From Google Chrome's Developer Tools

Django: Proper Way To Handle Form With Post To The Same Page

I am new to Django and have completed the 7 part tutorial on their website. Part four of their tuto… Read more Django: Proper Way To Handle Form With Post To The Same Page

Python Anaconda Importerror No Module Named Menuinst.knownfolders

I am just starting to learn Python. Having used R Studio and Matlab, I was looking for a similar ID… Read more Python Anaconda Importerror No Module Named Menuinst.knownfolders

Using Radial Basis Functions To Interpolate A Function On A Sphere

First, a bit of background: I am using spherical harmonics as an example of a function on the surfa… Read more Using Radial Basis Functions To Interpolate A Function On A Sphere

Extracting Email Received: Headers With Python Email Package

I'd like to extract the Final Received: email header from a message. I have the Message as ret… Read more Extracting Email Received: Headers With Python Email Package

Python Multiprocessing And Number Of Cores

I have a mac , and it has 2 physical cores and 4 logical cores. I am trying to figure out the pytho… Read more Python Multiprocessing And Number Of Cores

About The Global Keyword In Python

# coding: utf-8 def func(): print 'x is', x #x = 2 #if I add this line, there wi… Read more About The Global Keyword In Python

Numpy Find Indices Of Groups With Same Value

I have a numpy array of zeros and ones: y=[1,1,1,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1,1,1] I want to calcu… Read more Numpy Find Indices Of Groups With Same Value

Preserving The Dimensions Of A Slice From A Numpy 3d Array

I have a 3d array, a, of shape say a.shape = (10, 10, 10) When slicing, the dimensions are squeezed… Read more Preserving The Dimensions Of A Slice From A Numpy 3d Array

How To Get An Html File Using Python?

I am not very familiar with Python. I am trying to extract the artist names (for a start :)) from t… Read more How To Get An Html File Using Python?

Mosquitto Unexpected Disconnection

I am using python mosquitto(paho) library. I got the problem of Unexpected disconnection. I found c… Read more Mosquitto Unexpected Disconnection

Heroku R10 Boot Timeout Error

I have deployed a small web app on Heroku made using Bottle framework in Python. I have no clue why… Read more Heroku R10 Boot Timeout Error

Load Txt File Into Numpy Array

I want to load a txt file into a numpy array. The file has this format: 1,10,1,11,1,13,1,12,1,1,9 2… Read more Load Txt File Into Numpy Array

How To Get List Installed Linux Rpms With Python?

I use subprocess.getoutput('rpm -qa').split('\n'),it's not very well. rpmfile m… Read more How To Get List Installed Linux Rpms With Python?

Refactor With Pycharm From "user" To "self.user"

I want to move a variable from local scope to object level. The new code should use self.user and n… Read more Refactor With Pycharm From "user" To "self.user"

Regex For Links In Html Text

I hope this question is not a RTFM one. I am trying to write a Python script that extracts links fr… Read more Regex For Links In Html Text

Procrustes Analysis With Numpy?

Is there something like Matlab's procrustes function in NumPy/SciPy or related libraries? For… Read more Procrustes Analysis With Numpy?

Unicode Encoding For Filesystem In Mac Os X Not Correct In Python?

Having a bit of struggle with Unicode file names in OS X and Python. I am trying to use filenames a… Read more Unicode Encoding For Filesystem In Mac Os X Not Correct In Python?

Index Lists For Specific Repeating Element

How do I create a new list containing only the beginning index number of where the segment of True … Read more Index Lists For Specific Repeating Element