logo
down
shadow

PYTHON QUESTIONS

How can i override the exactly equal function for a specific string in Python?
How can i override the exactly equal function for a specific string in Python?
should help you out I am borderline new to python , you can make a class inheriting from str and overriding eq
TAG : python
Date : November 09 2020, 09:01 AM , By : Mark
PIL filter pixels and paste
PIL filter pixels and paste
To fix the issue you can do The pixel filter function you are referencing has a slight bug it seems. It's trying to convert a 1 dimensional list index into a 2d index backwards. It should be (x,y) => (index/height, index%height) (see here). Below is
TAG : python
Date : November 09 2020, 09:01 AM , By : newsocial17
list assignment index out of range (creating a minesweeper board)
list assignment index out of range (creating a minesweeper board)
this one helps. The way you do it, board is one list with (rows + cols) empty lists inside of it, not a list with rows columns each with rows spaces between them. what you wanna do is create a list with rows lists inside of them, and then append 'C'
TAG : python
Date : November 09 2020, 09:01 AM , By : Adam N
compilation issue when running theano
compilation issue when running theano
I wish did fix the issue. I found the problem. the path environment variable was not pointing to the correct mingw-w64 (which is needed to run theano on 64 bit windows) directory.The environment variable should always point to the bin subdirectory of
TAG : python
Date : November 09 2020, 09:01 AM , By : Tamas Kulcsar
Why is the scapy installation failing on Mac?
Why is the scapy installation failing on Mac?
it should still fix some issue To install scapy for python3, you have to run pip3 install scapy-python3. Just pip3 install scapy will install old 2.x version, which is not python3 compatible.
TAG : python
Date : November 09 2020, 09:01 AM , By : Tigohl
Trouble installing tesseract-ocr package - ''compile failed with error code 1 in /tmp/pip_build_root/tesseract-ocr''
Trouble installing tesseract-ocr package - ''compile failed with error code 1 in /tmp/pip_build_root/tesseract-ocr''
To fix the issue you can do The link provided only mentions the use of Pip for installing pytesseract not Tesseract-OCR.As mentioned you will also need the Python Imaging Library (PIL), if it is not installed in your system you can use Pillow by usin
TAG : python
Date : November 09 2020, 09:01 AM , By : Tom
Create and add a vlan to a network-namespace via python
Create and add a vlan to a network-namespace via python
seems to work fine Is it possible to program the following commands in python? , I found a solution by myself.
TAG : python
Date : November 09 2020, 09:01 AM , By : Gulgun Kumsal
Variable should be an int, but AttributeError claims it's a str
Variable should be an int, but AttributeError claims it's a str
this one helps. "...it keeps giving the same error it would give if Check0n was a string..."No it isn't. It's giving you the error you would get if Words[Check0n] were a string... which it is. Words is a list of strings, and Words[Check0n] is one of
TAG : python
Date : November 09 2020, 09:01 AM , By : Ji hoon BAE
Running more than one spider in a for loop
Running more than one spider in a for loop
should help you out Solution is to collect the spiders in the loop and start process just once at the end. My guess, it has something to do with the Reactor allocation / deallocation.
TAG : python
Date : November 09 2020, 09:01 AM , By : Zunayed Shahriar
python numpy parse array to get items
python numpy parse array to get items
wish help you to fix your issue Hi I tried taking distinct items of every sublist and making an array , You could make use of a set:
TAG : python
Date : November 09 2020, 09:01 AM , By : Vivek Nagpal
why does matplotlib contour plot fail when plotting 2d arrays
why does matplotlib contour plot fail when plotting 2d arrays
will be helpful for those in need I am trying to plot some results using a contourf plot. The X, Y, and Z data are all 2d numpy arrays. I thought it was as simple as passing those arrays to the contourf function. However, I get a an error: , In this
TAG : python
Date : November 09 2020, 08:00 AM , By : juanm37
Does PEP 0440 allow omitting the separator for development releases?
Does PEP 0440 allow omitting the separator for development releases?
like below fixes the issue Martijn's comment is correct, the 2nd statement is regarding the normalized form. Donald Stufft confirmed on the distutils-sig@python.org mailer:
TAG : python
Date : November 09 2020, 08:00 AM , By : Kitar.Nattiya.Hothon
How to convert a list of data in Python to a Dictionary where each item has a key
How to convert a list of data in Python to a Dictionary where each item has a key
wish of those help
TAG : python
Date : November 09 2020, 08:00 AM , By : Pritam Malwade
Unable to format a string in Python
Unable to format a string in Python
wish help you to fix your issue You only give the format string one argument; the other two values are a separate argument to the print() function.Move the opening parenthesis:
TAG : python
Date : November 09 2020, 08:00 AM , By : Avin Myneni
Initialize variable in loop - use global variable?
Initialize variable in loop - use global variable?
will be helpful for those in need Using global variables is almost never the correct solution. It usually ends up causing more problems than solutions. Continuing from @MartijnPieters, I would organize your code as follows:
TAG : python
Date : November 09 2020, 08:00 AM , By : Raju Kulayappa
How do i remove an item from a list and store it into a variable in python
How do i remove an item from a list and store it into a variable in python
hope this fix your issue so i want to remove an item from a list and store it into the variable at the same time in python. I tried a sample code like this: , list.remove(x)
TAG : python
Date : November 09 2020, 08:00 AM , By : user0987
How does numpy.fft.fft work?
How does numpy.fft.fft work?
like below fixes the issue The properties you give apply to the Continuous Fourier transform (CFT). What is computed by the FFT is the Discrete Fourier transform (DFT), which is related to the CFT but is not exactly equivalent.It's true that the DFT
TAG : python
Date : November 09 2020, 08:00 AM , By : Reuben Ashok kumar
How to use my class 'database' in another class?
How to use my class 'database' in another class?
around this issue You need to learn about variable scope. db.connect_db() creates a cursor connection with the name cur, but does not do anything with it; when that method finishes, the object is destroyed. In particular, it never makes it back to th
TAG : python
Date : November 09 2020, 08:00 AM , By : beatrice wairimu
How to freeze a python library into a linux program?
How to freeze a python library into a linux program?
Hope that helps We can surely freeze a python script into stand-alone binaries in a lots of ways. I personally like pyinstaller and freeze.py the best. But, as of them, the finally binaries need to be executed as , you need to have the script in your
TAG : python
Date : November 09 2020, 08:00 AM , By : Светимир Игнатов
comparing two DateTime fields in django template
comparing two DateTime fields in django template
it fixes the issue You can't do that in your model field definition. If you do the timedelta in the definition, it will be only be called ONLY ONCE when your django project initializes, then the value will be reinitialized the next time you restart t
TAG : python
Date : November 09 2020, 08:00 AM , By : Libin Sivan
Gtk.Grid(): how to dynamically modify the number of rows
Gtk.Grid(): how to dynamically modify the number of rows
I hope this helps . The hack that you are doing seems to be fine, I don't know what is going to do your program, but you could also consider using a Gtk.DrawingArea.To add the row with a button take a look to this:
TAG : python
Date : November 09 2020, 08:00 AM , By : The Rich Hobo
getattr for a list index in Python?
getattr for a list index in Python?
I hope this helps you . I know I can do a try/except or if/else and set a default based on the error or else clause, but I was just wondering if there was a one liner that could do it like getattr can. , The good: just def a helper function
TAG : python
Date : November 09 2020, 08:00 AM , By : Gabriel Kim
can't install scipy - freezes on "Running setup.py install for scipy"
can't install scipy - freezes on "Running setup.py install for scipy"
like below fixes the issue It took unexpectedly long, but it finished after several minutes. So problem solved.
TAG : python
Date : November 09 2020, 08:00 AM , By : Flintstone
What would be the right way to render jinja2 template in the pyramid view for an e-mail message?
What would be the right way to render jinja2 template in the pyramid view for an e-mail message?
I wish this help you I use pyramid_mailer package to send emails in my pyramid app. , Please see the following code:
TAG : python
Date : November 09 2020, 08:00 AM , By : mussab
performing outer addition with numpy
performing outer addition with numpy
this one helps. All universal functions that take two input arguments have an attribute outer:
TAG : python
Date : November 09 2020, 08:00 AM , By : Najma Idrees
pandas Dataframe groupby, sort groups by absolute value
pandas Dataframe groupby, sort groups by absolute value
fixed the issue. Will look into that further Consider simply creating an absolute value column through a defined function, apply the function on a groupby, and then sorting item ascending and absolute value descending. Finally, filter out the newly c
TAG : python
Date : November 09 2020, 08:00 AM , By : Alice
How to make a user defined number of variables
How to make a user defined number of variables
Hope that helps Create a list of tuples where the first item is the ranking. Sort the list and take the ones from the top. BTW, input gives strings which need to be converted to ints.
TAG : python
Date : November 08 2020, 09:00 AM , By : Vivek Rajput
referencing a foreign key not working in SQL
referencing a foreign key not working in SQL
I think the issue was by ths following , The fields in FOREIGN KEY must be present in the table the FK is created upon, item_id is not a field in doctor_who_database3, also FOREIGN KEY is not a command in itself, it should be put in the CREATE TABLE,
TAG : python
Date : November 08 2020, 09:00 AM , By : Vinod Tiwari
Convex Log Optimization with Scipy
Convex Log Optimization with Scipy
I think the issue was by ths following , I need to minimize the function func(x) with randomly initialised guessed data "x" , Something like this should do:
TAG : python
Date : November 08 2020, 09:00 AM , By : user4570612
why some fields are not saved in a OneToOneField model?
why some fields are not saved in a OneToOneField model?
seems to work fine You've confused two concepts here: inheritance and relationships. You've declared MyUser as inheriting from User; that means it automatically gains all the fields from User. But you have also defined a relationship to the User clas
TAG : python
Date : November 08 2020, 09:00 AM , By : priya ankitha
python minesweeper reveal function
python minesweeper reveal function
I think the issue was by ths following , , Quick guess is this:
TAG : python
Date : November 08 2020, 09:00 AM , By : Mahammed Abdrabou
How to setup CSS for multiple font choices?
How to setup CSS for multiple font choices?
this one helps. I want to build a website with Django and I need to create the CSS so that the user can have multiple choices when selecting a font. How do I setup this in CSS in a good way? , Create a css selector for each theme:
TAG : python
Date : November 08 2020, 09:00 AM , By : Cristian Arturo Aria
Find the red circle in video
Find the red circle in video
will be helpful for those in need Well for the color you have to find the right range, for the human eye the bottle cap is red, but for the camera could be orange or something like that. Also is affected by the light so the camera could get some whit
TAG : python
Date : November 08 2020, 09:00 AM , By : John
Returning 'incorrect' regardless
Returning 'incorrect' regardless
I wish did fix the issue. input() will be giving you a string in your useranswer variable. It will need to converted to a number before use, eg a float or an int
TAG : python
Date : November 08 2020, 09:00 AM , By : arthurlee
Finding number of combinations
Finding number of combinations
Hope this helps I realize this may be more of a math problem than an actual programming problem. I'm trying to figure this out with python. , Try the itertools module.
TAG : python
Date : November 08 2020, 09:00 AM , By : Mohd Hafiz Mohd Annu
Python "requests" library: HTTP basic authentication for each request
Python "requests" library: HTTP basic authentication for each request
I wish this help you Use Session(). Documentation states:
TAG : python
Date : November 08 2020, 09:00 AM , By : Naej
How to retrieve the execution ordering of fetches?
How to retrieve the execution ordering of fetches?
I think the issue was by ths following , A reasonable solution is to do re-compute the topological sort in python. Looks like the C++ implementation isn't exposed in the python API. Please let me know if there are situations where this wouldn't work.
TAG : python
Date : November 07 2020, 01:43 PM , By : Krupa
django-registration (1048, "Column 'last_login' cannot be null")
django-registration (1048, "Column 'last_login' cannot be null")
seems to work fine Make sure you have run all the migrations for the auth app. There is a migration 0005_alter_user_last_login_null.py that makes the last_login field optional.
TAG : python
Date : November 07 2020, 01:43 PM , By : Minnie
Logarithmic y axis makes tick labels disappear
Logarithmic y axis makes tick labels disappear
wish helps you The normal behavior for matplotlib is to only label major tick marks in log-scaling --- which are even orders of magnitude, e.g. {0.1, 1.0}. Your values are all between those. You can: rescale your axes to larger bounds,
TAG : python
Date : November 07 2020, 01:43 PM , By : Abdul Wajed
Python splitting text file keeping newlines
Python splitting text file keeping newlines
wish helps you You don't need such complicated way, You can simply use regex and re.findall() to find all the words and new lines:
TAG : python
Date : November 07 2020, 01:43 PM , By : Cody Wang
Eclipse doesn't find libnppc.so.7.0 library to run a python code, containing Opencv commands which use CUDA libraries
Eclipse doesn't find libnppc.so.7.0 library to run a python code, containing Opencv commands which use CUDA libraries
Any of those help I found the solution:Eclipse is looking for cuda folder not cuda-7.0 folder, so I had do build symbolink links of the libraries in cuda-7.0 in cuda folder as well.
TAG : python
Date : November 07 2020, 01:43 PM , By : BuffetOverFlow
Why is raw string performing inconsistently in parenthesis
Why is raw string performing inconsistently in parenthesis
wish of those help In the raw string syntax, escape sequences have no special meaning (apart from a backslash before a quote). The characters \ plus n form two characters in a raw string literal, unlike a regular string literal, where those two chara
TAG : python
Date : November 07 2020, 01:43 PM , By : James Johnson
Python IF/ELIF statement
Python IF/ELIF statement
this one helps. You should read a single time and after that do the comparisons with the value that was read:
TAG : python
Date : November 07 2020, 01:43 PM , By : Wal
How do I preallocate a matrix of any size and fill it in a for loop in Python
How do I preallocate a matrix of any size and fill it in a for loop in Python
I wish this help you In NumPy you should not write loops.Define your m and l, here called x and y,as arrays:
TAG : python
Date : November 07 2020, 01:43 PM , By : Martyn Figueiredo
AWS worker daemon locks multiple messages even before the first message is processed
AWS worker daemon locks multiple messages even before the first message is processed
To fix the issue you can do Set the HTTP Connection setting under Worker Configuration to 1. This should prevent each server from receiving more than 1 message at a time. You might want to look into changing your autoscaling configuration to monitor
TAG : python
Date : November 07 2020, 01:43 PM , By : Eugene
When should I use fftshift(fft(fftshift(x))) and when fft(x)?
When should I use fftshift(fft(fftshift(x))) and when fft(x)?
it helps some times It really just depends on what you want. The DFT (and hence the FFT) is periodic in the frequency domain with period equal to 2pi.The fft() function will return the approximation of the DFT with omega (radians/s) from 0 to pi (i.e
TAG : python
Date : November 07 2020, 01:43 PM , By : Cindy
how to set rmse cost function in tensorflow
how to set rmse cost function in tensorflow
wish helps you I have cost function in tensorflow.
TAG : python
Date : November 07 2020, 01:43 PM , By : Daniel Newton
unable to completely download nltk package in python. stops at omw
unable to completely download nltk package in python. stops at omw
hop of those help? Are you connecting to the internet with a proxy server? If so, try this:
TAG : python
Date : November 07 2020, 01:43 PM , By : Abdulmalik Ibrahim
matching indexes in python to categorize a column
matching indexes in python to categorize a column
Hope this helps I have a column in a dataframe of length 1083 with 143 unique values. To illustrate my question, 6 of these are: , You could use merge and do something like this:
TAG : python
Date : November 07 2020, 01:43 PM , By : Francisco Valladolid
Related Objects Reference Django
Related Objects Reference Django
I wish did fix the issue. Your code has related_name="images". So ad.images it is.Edit: as shredding notes correctly, you can't use that directly if you want to loop over it, and need to add .all to get a queryset object:
TAG : python
Date : November 07 2020, 01:43 PM , By : SpeedyV
I'm trying to write random numbers to a file and then make a list from lines in Python but list takes '\n' too
I'm trying to write random numbers to a file and then make a list from lines in Python but list takes '\n' too
I wish did fix the issue. The .readlines() methods reads each line including the line ending \n as a list element. You likely want your random numbers as integers anyway. Converting them to int would make your sorting work also:
TAG : python
Date : November 07 2020, 01:43 PM , By : iosdev
NPM not working with update on node js
NPM not working with update on node js
This might help you Try delete your node_modules and do a fresh npm install.Odd number releases, e.g. Node 5.* is also the faster short term support version with the most recent features. Unless you are after specific changes in Node 5, you might pre
TAG : python
Date : November 07 2020, 01:43 PM , By : Aritz Beraza Garayal
numpy.arange makes no sense at all. How does it work?
numpy.arange makes no sense at all. How does it work?
With these it helps It's floating point precision, e.g. see this question: python numpy arange unexpected resultsYou could get around it like so:
TAG : python
Date : November 07 2020, 01:43 PM , By : jm h
My input runs when not supposed to
My input runs when not supposed to
it should still fix some issue my problem here is that I'm trying to make a better, more compressed but still advanced calculator with text outputs and everything. It's still in a very, VERY early stage as I came across a problem. , The comparison yo
TAG : python
Date : November 07 2020, 01:43 PM , By : dev_ua
Finding similar values in two lists using the filter function
Finding similar values in two lists using the filter function
Hope that helps Personally I would use sets to check for inclusion instead of the filter built-in function. Nonetheless, I have included the correct filter function here.
TAG : python
Date : November 07 2020, 01:33 PM , By : Afdael Benigno Miche
Url template tag raises NoReverseMatch error but the generated url is correct
Url template tag raises NoReverseMatch error but the generated url is correct
it helps some times I cannot use {% url %} to generate urls in Django templates. I get the following error: , The key part in the error message is
TAG : python
Date : November 07 2020, 01:33 PM , By : mod_mod
From list of tuples, find tuple with max value for a certain index , where the rest of the tuple is the same
From list of tuples, find tuple with max value for a certain index , where the rest of the tuple is the same
This might help you You might first sort your values, then you will be able to use groupby() to group values with the same two first elements. Finally, max() can retrieve the maximum value for each.
TAG : python
Date : November 07 2020, 01:33 PM , By : Canadianone
Why does my code to send e-mail from python looks much simpler than others?
Why does my code to send e-mail from python looks much simpler than others?
To fix this issue Email started as a simple text service but has expanded over the years to include rich content such as html formatting and attachments. The entire message needs to be assembled into a blob of data that old email gateways can still u
TAG : python
Date : November 07 2020, 01:33 PM , By : saim raza
How to keep only strings in a dataframe column
How to keep only strings in a dataframe column
should help you out I have a dataframe which contains characteristics of many companies. My problem is that in the column 'Facility Name', I found out that there are some rows which have a float value, thus I would like to delete them. In order to do
TAG : python
Date : November 07 2020, 01:33 PM , By : Zachary L. Johnson
What does "dict-like" mean in Python?
What does "dict-like" mean in Python?
should help you out Python uses 'duck-typing':
TAG : python
Date : November 07 2020, 01:33 PM , By : Waael Alamir

shadow
Privacy Policy - Terms - Contact Us © animezone.co