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Showing posts from November, 2024

Gtk+ Python Entry Color

I'm trying to change the color of an entry gtk3 text. already searched everywhere and can not f… Read more Gtk+ Python Entry Color

Non Overlapping Pattern Matching With Gap Constraint In Python

I want to find total no. of non-overlapping matches of a pattern appearing in a sequence, with the… Read more Non Overlapping Pattern Matching With Gap Constraint In Python

Is It Possible To Use Blas To Speed Up Sparse Matrix Multiplication?

I am currently trying to speed up my large sparse (scipy) matrix multiplications. I have successful… Read more Is It Possible To Use Blas To Speed Up Sparse Matrix Multiplication?

Count Number Of Black Pixels In An Image In Python With Opencv

I have the following test code in Python to read, threshold and display an image: import cv2 import… Read more Count Number Of Black Pixels In An Image In Python With Opencv

Auto Increment Value In Django

i have an table in django and try to auto increment it's serial no. in custom template for loop… Read more Auto Increment Value In Django

Context Managers And Multiprocessing Pools

Suppose you are using a multiprocessing.Pool object, and you are using the initializer setting of t… Read more Context Managers And Multiprocessing Pools

Does Python Have Class Prototypes (or Forward Declarations)?

I have a series of Python classes in a file. Some classes reference others. My code is something li… Read more Does Python Have Class Prototypes (or Forward Declarations)?

Does Sphinx Run My Code On Executing 'make Html'?

I inherited a rather large codebase that I want to create HTML documentation for. Since it is writt… Read more Does Sphinx Run My Code On Executing 'make Html'?

Cannot Install Tensorflow On Anaconda

i am trying to install tensorflow on anaconda i tried conda install -c conda-forge tensorflow but t… Read more Cannot Install Tensorflow On Anaconda

Python Saving Output From A For Iteration And Subprocess For Checksum

The purpose of this script is to pull md5 checksum from each file of a directory as source and then… Read more Python Saving Output From A For Iteration And Subprocess For Checksum

Speech Recognition Python Stopped In Listen

I am running the following code in Python 2.7 with pyAudio installed. I use this tutorial. import … Read more Speech Recognition Python Stopped In Listen

Python Equivalent To Vb "with" Block

VB (and C99 and C#, actually) have a way to set multiple attributes on one object with a contracted… Read more Python Equivalent To Vb "with" Block

Merge Two Dataframes Based On A Column

I want to compare name column in two dataframes df1 and df2 , output the matching rows from datafra… Read more Merge Two Dataframes Based On A Column

Python: Pickle Misbehaving In Django Shell As Opposed To Python Shell?

As an additional question stemming from my previous question it turns out that pickle behaves diffe… Read more Python: Pickle Misbehaving In Django Shell As Opposed To Python Shell?

What Is The Pythonic Way To Avoid Reference Before Assignment Errors In Enclosing Scopes?

I'm speaking about the general case. Here's an example: c = 1 def a(): def b(): … Read more What Is The Pythonic Way To Avoid Reference Before Assignment Errors In Enclosing Scopes?

Consuming Gae Endpoints With A Python Client

I am using Google AppEngine Endpoints to build a web API. I will consume it with a client written i… Read more Consuming Gae Endpoints With A Python Client

Select Pandas Rows By Excluding Index Number

Not quite sure why I can't figure this out. I'm looking to slice a Pandas dataframe by usi… Read more Select Pandas Rows By Excluding Index Number

How Do I Take Out The Focus Or Minimize A Window With Python?

I need to get focus to a specified window, and the only way I'm seeing on my head, is minimizin… Read more How Do I Take Out The Focus Or Minimize A Window With Python?

Dynamic Resizing Of Image Using Pil And Tkinter

I wanted to know if it was possible to resize the image dynamically(maintaining its aspect ratio). … Read more Dynamic Resizing Of Image Using Pil And Tkinter

Getting The Max Value From A Dictionary

I'm sure this is very easy: say I have the following dictionary: foo = { a: 3, b: 10, c: 5 } … Read more Getting The Max Value From A Dictionary

Z3 - Unexpected Output/not Sure What Output Means

I asked a question and got a specific answer. However, I had to extend this answer to work with a l… Read more Z3 - Unexpected Output/not Sure What Output Means

Django Userena Error Reverse For 'password_reset_done' With Arguments '()' And Keyword Arguments '{}' Not Found. 0 Pattern(s) Tried: []

I am using Django Userena and in the password reset portion i am getting the following error whenev… Read more Django Userena Error Reverse For 'password_reset_done' With Arguments '()' And Keyword Arguments '{}' Not Found. 0 Pattern(s) Tried: []

Generate All Paths In An Efficient Way Using Networkx In Python

I am trying to generate all paths with at most 6 nodes from every origin to every destination in a … Read more Generate All Paths In An Efficient Way Using Networkx In Python

Negative Pow In Python

I have this problem >>> import math >>> math.pow(-1.07,1.3) Traceback (most r… Read more Negative Pow In Python

How To Call Ajax In A Webpage From Python Script Without Browser Emulation Or Headless Brawser?

I am new to ajax and javascript. I am crawling a website in which I am able to fetch relevant piece… Read more How To Call Ajax In A Webpage From Python Script Without Browser Emulation Or Headless Brawser?

Copy All Jpg File In A Directory To Another Directory In Python?

I want to copy all my JPG files in one directory to a new directory. How can I solve this in Pytho… Read more Copy All Jpg File In A Directory To Another Directory In Python?

Error Installing Scikit-learn Python3

So I was able to install sklearn for python2 but for some reason I having issues with doing the sam… Read more Error Installing Scikit-learn Python3

Rolling Difference In Pandas

Does anyone know an efficient function/method such as pandas.rolling_mean, that would calculate the… Read more Rolling Difference In Pandas

Append To A Dict Of Lists With A Dict Comprehension

Suppose I have a large list of words. For an example: >>> with open('/usr/share/dict/w… Read more Append To A Dict Of Lists With A Dict Comprehension

Unable To Click Button Using Pywinauto On A Specific Window On Windows 8 Or 10

I am performing automation testing of an application using pywinauto. It worked successfully for ev… Read more Unable To Click Button Using Pywinauto On A Specific Window On Windows 8 Or 10

Add A Percent Sign To A Dataframe Column In Python

I've been attempting to add a percent sign to a column in my dataframe but to no avail. Would a… Read more Add A Percent Sign To A Dataframe Column In Python

Convert 2 Integers To Hex/byte Array?

I'm using a Python to transmit two integers (range 0...4095) via SPI. The package seems to expe… Read more Convert 2 Integers To Hex/byte Array?

Adding A Dictionary Inside A Dictionary

I have a dictionary which looks like this: store = {} And I have a bunch of data in another dictio… Read more Adding A Dictionary Inside A Dictionary

Windows Handling Closes The Whole Browser If I Try To Close The Current Window In Python

Am currently using windows handling for opening the map direction in the new window and after it op… Read more Windows Handling Closes The Whole Browser If I Try To Close The Current Window In Python

How To Check In Python From Which Class Methods Is Derived?

I have two classes: class A(object): def a(self): pass class B(A): def b(self): pass … Read more How To Check In Python From Which Class Methods Is Derived?

Word Count Of Single Column In Pandas Dataframe

Here is my attempt at a word count for a single column using group by with pandas : First setup th… Read more Word Count Of Single Column In Pandas Dataframe

Convert Float Numpy Array To Big Endian

I wrote a script and in the end I need to convert this array which is in type float64 to big endian… Read more Convert Float Numpy Array To Big Endian

Passthrough Is Not Supported, Gl Is Disabled

I tried crawling a specific site using selenium and webdriver_manager.chrome, and my code crawled e… Read more Passthrough Is Not Supported, Gl Is Disabled

Variable In Os.system

I am using os.system method in Python to open a file in Linux. But I don't know how to pass the… Read more Variable In Os.system

Gtk Widget Shows Up With Delay

Using python3 and gi.repository, I want to have a Gtk.HeaderBar with a Gtk.Button that is replaced … Read more Gtk Widget Shows Up With Delay