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Showing posts from August, 2024

Classification Accuracy Based On Single Feature Set

I am trying to classify data based on prespecified labels. Got two columns and shown below: room_cl… Read more Classification Accuracy Based On Single Feature Set

How Do Boolean Operators Work In 'if' Conditions?

I am currently new to Python and am trying to run a few simple lines of code. I cannot understand h… Read more How Do Boolean Operators Work In 'if' Conditions?

Is It Unsafe To Run Multiple Tensorflow Processes On The Same Gpu?

I only have one GPU (Titan X Pascal, 12 GB VRAM) and I would like to train multiple models, in para… Read more Is It Unsafe To Run Multiple Tensorflow Processes On The Same Gpu?

Python Subprocess Issue With Ampersands

I'm currently having a major issue with a python script. The script runs arbitrary commands thr… Read more Python Subprocess Issue With Ampersands

Collision Detection Not Working In Pygame

I am making a game at the moment and I am experiencing problems with collision detection. I am maki… Read more Collision Detection Not Working In Pygame

Function To Find All Common Substrings In Two Strings Not Giving Correct Output

I am using the following function to find all the common substrings between two strings: def substr… Read more Function To Find All Common Substrings In Two Strings Not Giving Correct Output

Remove Numbers String Python

For my assignment, I have to create a function that returns a new string that is the same as the gi… Read more Remove Numbers String Python

Django 1.5.1 'importerror: No Module Named Urls' When Running Tests

I've started project with Django 1.5 I've the following urls, views, and tests of the profi… Read more Django 1.5.1 'importerror: No Module Named Urls' When Running Tests

How To Deal With Large Json Files (flattening It To Tsv)

I am working with a large JSON file specifically the persona dataset (download here) Each entry in… Read more How To Deal With Large Json Files (flattening It To Tsv)

Weights Of Cnn Model Go To Really Small Values And After Nan

I am not able to understand the reason why the weights of following model are going smaller and sma… Read more Weights Of Cnn Model Go To Really Small Values And After Nan

Check If Object Is List Of Lists Of Strings?

What is the elegant way to check if object is list of lists of strings, without nested loops? Proba… Read more Check If Object Is List Of Lists Of Strings?

How Can You Bundle All Your Python Code Into A Single Zip File?

It would be convenient when distributing applications to combine all of the eggs into a single zip … Read more How Can You Bundle All Your Python Code Into A Single Zip File?

Can I Create Temporary Table In Sqlalchemy Without Appending To Table._prefixes?

I'd like to create a temporary table in SQLAlchemy. I can build a CREATE TABLE statement with a… Read more Can I Create Temporary Table In Sqlalchemy Without Appending To Table._prefixes?

Python - How To Write Empty Tree Node As Empty String To Xml File

I want to remove elements of a certain tag value and then write out the .xml file WITHOUT any tags … Read more Python - How To Write Empty Tree Node As Empty String To Xml File

How To Avoid Import-time Database Access In Django?

My Django app has a number of categories for things which I store in a Category model. I reference … Read more How To Avoid Import-time Database Access In Django?

Gae Third Party Libraries (eg. Mysqldb) In Standard Environment

I've struggle with using MySQLdb. In my project (Python 2.7) I had: import MySQLdb In responce:… Read more Gae Third Party Libraries (eg. Mysqldb) In Standard Environment

Twisted Linereceived Not Getting Called

I encountered a strange behavior when i was building a command line interface in python. Here is th… Read more Twisted Linereceived Not Getting Called

Google App Engine: Modifying 1000 Entities Using Taskqueue

I am hoping to modify 1000 entities using task queue, as suggested Zig Mandel in my original questi… Read more Google App Engine: Modifying 1000 Entities Using Taskqueue

Match All Of A Specific Raw Table With Webdriver Selenium - Python

I'm still new in web scraping and I have this question related to Webdriver. Code Exemple : ca… Read more Match All Of A Specific Raw Table With Webdriver Selenium - Python

Error In Creating An Offline Pdf Documentatin For Pytorch

I wanted to make an offline PDF on my system for PyTorch documentation. After reading from several … Read more Error In Creating An Offline Pdf Documentatin For Pytorch

Hashing File In Python 3?

In Python 2, one could hash a string by just running: someText = 'a' hashlib.sha256(someTex… Read more Hashing File In Python 3?

Unit Tests Not Importing Project Modules (python)

My code structure is: + project | + - - project_code | | __init__.py | \ main.py | + - - … Read more Unit Tests Not Importing Project Modules (python)

Re-calculate Similarity Matrix Given New Documents

I'm running an experiment that include text documents that I need to calculate the (cosine) sim… Read more Re-calculate Similarity Matrix Given New Documents

Put A Gap/break In A Line Plot

I have a data set with effectively 'continuous' sensor readings, with the occasional gap. H… Read more Put A Gap/break In A Line Plot

Pyspark Accessing And Exploding Nested Items Of A Json

I'm very new to spark and i'm trying to parse a json file containing data to be aggregated … Read more Pyspark Accessing And Exploding Nested Items Of A Json

How To Run Python Scripts On A Web Server (e.g Localhost)

In my development of Android and Java applications I have been using PHP scripts to interact with a… Read more How To Run Python Scripts On A Web Server (e.g Localhost)

Pytest - How Can I Pass Pytest Addoption Value To Pytest Parameterize?

I have to to pass an argument in my pytest command which I am storing in pytest addoption. I want t… Read more Pytest - How Can I Pass Pytest Addoption Value To Pytest Parameterize?

How To Use Python And Windows Com In Pyramid (threads)?

I'm connecting to MS Word by win32com.client.Distpatch function and on the second request i'… Read more How To Use Python And Windows Com In Pyramid (threads)?

Python Multiprocessing - How To Make Processes Wait While Active?

Well, I'm quite new to python and multiprocessing, and what I need to know is if there is any w… Read more Python Multiprocessing - How To Make Processes Wait While Active?

Invalid Syntax Using Dict Comprehension

Given a list of floats named 'x', I would like to create a dict mapping each x in x[1:-1] t… Read more Invalid Syntax Using Dict Comprehension

Convert A Pandas Dataframe Into A Nested Json

I need to convert pandas Dataframe into nested json. The output of .to_json gives the following {&… Read more Convert A Pandas Dataframe Into A Nested Json

Reading Non-uniform Data From File Into Array With Numpy

Suppose I have a text file that looks like this: 33 3 46 12 23 10 23 11 23 12 23 13 23 14 23 … Read more Reading Non-uniform Data From File Into Array With Numpy

Dendrogram Generated By Scipy-cluster Customisation

This is a follow up to Dendrogram generated by scipy-cluster does not show. from matplotlib.pyplot… Read more Dendrogram Generated By Scipy-cluster Customisation

Cd Command In Ipython Vs. Spyder

I know that many of the working directory prompts that work in IPython also work in Spyder as long … Read more Cd Command In Ipython Vs. Spyder

How To Use Gunicorn With Swagger_server On Flask

I'm trying to start the swagger server using gunicorn on ec2 instance by using the following co… Read more How To Use Gunicorn With Swagger_server On Flask

Encode Mimetext As Quoted Printables

Python supports a quite functional MIME-Library called email.mime. What I want to achieve is to ge… Read more Encode Mimetext As Quoted Printables

Create Named Cells In Multiple Sheets With Same Name Openpyxl

I am creating excel file with multiple sheets. In every sheet i need same define name with group of… Read more Create Named Cells In Multiple Sheets With Same Name Openpyxl

Django Nested Objects, Different Serializers Get And Post

this is a follow-up to this question I had here. I can now POST a new AP object using user Primary … Read more Django Nested Objects, Different Serializers Get And Post

How Would I Go About Playing A Video Stream With Ffpyplayer?

First time poster here, so go easy on me. I'm working on a fun little project for myself and fr… Read more How Would I Go About Playing A Video Stream With Ffpyplayer?

How Do I Detect Vertical Text With Opencv For Extraction

I am new to OpenCV and trying to see if I can find a way to detect vertical text for the image atta… Read more How Do I Detect Vertical Text With Opencv For Extraction

Float Value In A String To Int In Python

Why isn't it possible to directly convert a floating point number represented as a string in Py… Read more Float Value In A String To Int In Python

How To Calculate The Contrast Of An Image?

Let's say I have an opencv BGR image img, how to calculate the contrast of that image? Solution… Read more How To Calculate The Contrast Of An Image?

How To Use Python Map Function To Generate The First 100 Powers Of Two Starting At 0 And Exclusive Of 100?

def map_twos(): def pwr(x): return 2**x map(pwr, range(0, 100)) print pwr.get[… Read more How To Use Python Map Function To Generate The First 100 Powers Of Two Starting At 0 And Exclusive Of 100?

Nameerror: Name 'buffer' Is Not Defined With Ant Based Framework Batch File

I'm using a python script to execute an Ant based framework batch file(Helium.bat) subprocess.P… Read more Nameerror: Name 'buffer' Is Not Defined With Ant Based Framework Batch File

Else Statement Executing Even The If Statement Is True

I have a problem in Python language that is described in a title. for slovo in slova: if p… Read more Else Statement Executing Even The If Statement Is True

Python Argparse: Make At Least One Argument Required

I've been using argparse for a Python program that can -process, -upload or both: parser = argp… Read more Python Argparse: Make At Least One Argument Required

Tensorflow Object Detection Api: Classification Weights Initialization When Changing Number Of Classes At Training Using Pre-trained Models

I want to utilize not only the feature-extractor pre-trained weights but also the feature-map layer… Read more Tensorflow Object Detection Api: Classification Weights Initialization When Changing Number Of Classes At Training Using Pre-trained Models

How To Pass Bash Variables As Python Arguments

I'm trying to figure out if it is possible to pass values stored in a variable in Bash in as ar… Read more How To Pass Bash Variables As Python Arguments

Which $term To Use To Have Both 256 Colors And Mouse Move Events In Python Curses?

Currently if I set the TERM environment variable to 'xterm-1003' I can get mouse move event… Read more Which $term To Use To Have Both 256 Colors And Mouse Move Events In Python Curses?

How Can I Ask For User Input And Use That Input For This Text Summarizer I Created?

I have created a text summarizer based on a code I found on Github. I'm trying to have to scrip… Read more How Can I Ask For User Input And Use That Input For This Text Summarizer I Created?

Using Continue In A Try And Except Inside While-loop

try: num=float(num) except: print 'Invalid input' continue this part of my … Read more Using Continue In A Try And Except Inside While-loop