Trending questions in Python

0 votes
1 answer

Check if a given key already exists in a dictionary?

in is the intended way to test for ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 1,196 views
0 votes
1 answer

Error:Reverse accessor for 'Analysis.assign_user' clashes with reverse accessor for 'Inquiry.assign_user'.

Hello @kartik, The related_name would ensure that the fields were ...READ MORE

Jun 30, 2020 in Python by Niroj
 • 82,800 points • 7,623 views
0 votes
1 answer

How to delete a file or folder?

os.remove() removes a file. os.rmdir() removes an empty directory. shutil.rmtree() deletes a ...READ MORE

Dec 7, 2020 in Python by Gitika
 • 65,730 points • 739 views
0 votes
1 answer

How to compare two string with some characters only in python?

You could use in to check if a string ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 1,180 views
0 votes
1 answer

How to Test a string for a substring?

if "ABCD" in "xxxxABCDyyyy": ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 1,169 views
0 votes
1 answer

How to know if an object has an attribute in Python?

Try hasattr(): if hasattr(a, 'property'): a.property The ...READ MORE

Dec 2, 2020 in Python by Gitika
 • 65,730 points • 884 views
0 votes
1 answer

What is the Python 3 equivalent of “python -m SimpleHTTPServer”

The SimpleHTTPServer module has been merged into http.server in Python 3.0. ...READ MORE

Nov 28, 2020 in Python by Gitika
 • 65,730 points • 1,089 views
0 votes
1 answer

How to run code when a class is subclassed?

Classes (by default) are instances of the ...READ MORE

Nov 20, 2020 in Python by Gitika
 • 65,730 points • 1,400 views
0 votes
1 answer

Getting the last element of a list

some_list[-1] is the shortest and most Pythonic. In fact, ...READ MORE

Dec 3, 2020 in Python by anonymous
 • 65,730 points • 821 views
0 votes
1 answer

How can I get the domain name of my site within a Django template?

Hello kartik, The variation of the context processor ...READ MORE

Apr 23, 2020 in Python by Niroj
 • 82,800 points • 10,495 views
0 votes
1 answer

Static methods in Python?

Yep, using the static method decorator class MyClass(object): ...READ MORE

Dec 2, 2020 in Python by Gitika
 • 65,730 points • 851 views
0 votes
1 answer

ModuleNotFoundError: No module named 'pyttsx3' || "Running setup.py install for comtypes ... error" error when installing pyttsx3

Hello, @There It depends on which version of ...READ MORE

Oct 7, 2020 in Python by Gitika
 • 65,730 points • 3,275 views
0 votes
1 answer

Python: TypeError :Cannot cast Index to dtype int

Try to use numpy  and use .astype(np,int) ...READ MORE

Jun 25, 2020 in Python by Sirajul
 • 59,190 points • 7,769 views
0 votes
1 answer

How to create a zip archive of a directory in Python?

Hii, The easiest way is to use shutil.make_archive. It ...READ MORE

Nov 20, 2020 in Python by Niroj
 • 82,800 points • 1,373 views
0 votes
1 answer

How to debug Django commands in PyCharm?

Hello @kartik, You can debug a custom Django ...READ MORE

Aug 17, 2020 in Python by Niroj
 • 82,800 points • 5,496 views
0 votes
0 answers

How to create Personalised QR code using Python?

How to read and generate QR codes ...READ MORE

Nov 27, 2020 in Python by kartik
 • 37,520 points • 1,100 views
0 votes
1 answer

can someone please help me with python?

Hello @ Anee, Code: num1 = int(input("Enter First Number: ")) num2 ...READ MORE

Nov 30, 2020 in Python by Niroj
 • 82,800 points • 951 views
0 votes
1 answer

Are static class variables possible in Python?

Variables declared inside the class definition, but ...READ MORE

Nov 30, 2020 in Python by Gitika
 • 65,730 points • 889 views
0 votes
1 answer

Extracting extension from filename in Python

Yes. Use os.path.splitext >>> import os >>> filename, file_extension = ...READ MORE

Nov 27, 2020 in Python by Gitika
 • 65,730 points • 1,002 views
0 votes
1 answer

How can I generating file to download with Django?

Hello @kartik, To trigger a download you need ...READ MORE

Aug 7, 2020 in Python by Niroj
 • 82,800 points • 5,842 views
0 votes
1 answer

How to determine a Python variable's type?

Use the type() builtin function: >>> i = 123 >>> type(i) <type ...READ MORE

Dec 2, 2020 in Python by Gitika
 • 65,730 points • 764 views
0 votes
1 answer

Django: Display a custom error message for admin validation error

Hello @kartik, Without looking, it sounds like the ...READ MORE

Jun 12, 2020 in Python by Niroj
 • 82,800 points • 8,240 views
0 votes
1 answer

How to print only the line which starts with P?

Hi, you might have found another way ...READ MORE

Dec 2, 2020 in Python by Tyler
 • 140 points • 1,384 views
0 votes
0 answers

I need id by objects

Hello geeks: Here is my models:    class Room_Type(models.Model): """Django data ...READ MORE

Dec 5, 2020 in Python by Mohamed
 • 170 points • 673 views
0 votes
0 answers

ValueError: could not broadcast input array from shape (224,224,9) into shape (224,224)

img_shape = 224 test_data = [] test_labels = [] for ...READ MORE

Nov 6, 2020 in Python by Eyosiyas
 • 120 points • 1,942 views
0 votes
1 answer

How to dynamically compose an OR query filter in Django?

Hello @kartik, You could chain your queries as ...READ MORE

Aug 3, 2020 in Python by Niroj
 • 82,800 points • 5,959 views
0 votes
1 answer

How to set environment variables in Python?

Hii, Environment variables must be strings, so use os.environ["DEBUSSY"] ...READ MORE

Nov 20, 2020 in Python by Niroj
 • 82,800 points • 1,254 views
0 votes
1 answer

Error: Syntax Error: Invalid syntax

Indentation error. There should be indent before def ...READ MORE

Oct 7, 2020 in Python by Gitika
 • 65,730 points • 3,136 views
0 votes
1 answer

Does array element contain substring?

Loop through the $forbiddennames array and use stripos to check if ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 973 views
0 votes
1 answer

How to enter this command “py -3 -m pip install -r requirements.txt”

Open cmd and type the command and ...READ MORE

Nov 15, 2020 in Python by Gitika
 • 65,730 points • 1,446 views
0 votes
1 answer

How to print without newline or space?

In Python 3, you can use the sep= and end= parameters ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 969 views
0 votes
0 answers

Why I'm Getting ValueError?

Here is my code: import pandas as p import ...READ MORE

Nov 28, 2020 in Python by Rohan
 • 200 points
edited Nov 30, 2020 by Niroj • 909 views
0 votes
0 answers

TypeError: tuple indices must be integers or slices, not tuple

Traceback (most recent call last):   File "main.py", line ...READ MORE

Aug 25, 2020 in Python by Peddabudi srikanth
• 120 points • 5,015 views
0 votes
1 answer

How to show Image from Imagefield Django Admin ?

Hello @kartik, In your model class add a ...READ MORE

Aug 3, 2020 in Python by Niroj
 • 82,800 points • 5,926 views
0 votes
1 answer

How do I get a substring of a string in Python?

>>> x = "Hello World!" >>> x[2:] 'llo World!' >>> ...READ MORE

Nov 27, 2020 in Python by Gitika
 • 65,730 points • 921 views
0 votes
0 answers

NameError: name 'genomic_dna_4' is not defined

I use python for biology and I got ...READ MORE

Nov 10, 2020 in Python by skylar
 • 120 points • 1,653 views
0 votes
1 answer

How to convert bytes to a string?

You need to decode the bytes object ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 921 views
0 votes
1 answer

Test Failed: unsupported operand type(s) for -: 'tuple' and 'list'

Hi, @There, Check what are you passing.. the ...READ MORE

Oct 5, 2020 in Python by Gitika
 • 65,730 points • 3,271 views
0 votes
1 answer

How to determine whether a substring is in a different string [duplicate]

with in: substring in string: >>> substring = "please help ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 913 views
0 votes
1 answer

Error "Failed to load tensorflow runtime"

Hello, Try to downgrade protobuf, this worked for ...READ MORE

Nov 30, 2020 in Python by Niroj
 • 82,800 points • 775 views
0 votes
1 answer

How can I install pip on Windows?

Python 2.7.9+ and 3.4+ Python 3.4 (released March 2014) ...READ MORE

Nov 22, 2020 in Python by Gitika
 • 65,730 points • 1,082 views
0 votes
1 answer

Calling a function of a module by using its name (a string).

Assuming module foo with method bar: import foo method_to_call = getattr(foo, 'bar') result ...READ MORE

Nov 25, 2020 in Python by Gitika
 • 65,730 points • 977 views
0 votes
1 answer

How to generate all permutations of a list?

Hello @kartik, Try this: def permutations(head, tail=''): ...READ MORE

Nov 17, 2020 in Python by Niroj
 • 82,800 points • 1,287 views
0 votes
1 answer

How can I safely create a nested directory?

On Python ≥ 3.5, use pathlib.Path.mkdir: from pathlib import ...READ MORE

Nov 25, 2020 in Python by Gitika
 • 65,730 points • 969 views
0 votes
1 answer

How to insert value by one post method in 2 table with Django?

try  import-export   library of Django or if you are ...READ MORE

Nov 12, 2020 in Python by Gitika
 • 65,730 points • 1,489 views
0 votes
2 answers

Data of XYZ company is stored in sorted list. Write a program for searching specific data from that list.

https://www.youtube.com/watch?v=mqaf7vj1AdA This link has the program. It uses ...READ MORE

Dec 3, 2019 in Python by Raveendiran
 • 980 points • 5,649 views
0 votes
1 answer

ImportError: No module named requests

Hello, To install requests module for Python2: $ sudo apt-get install ...READ MORE

Nov 20, 2020 in Python by Niroj
 • 82,800 points • 1,140 views
0 votes
1 answer

How do I parse XML in Python?

First build an Element instance root from the XML, ...READ MORE

Nov 20, 2020 in Python by Gitika
 • 65,730 points • 1,124 views
0 votes
1 answer

Which is the best Python web framework for beginners?

Go for Django . It's easy and ...READ MORE

Nov 18, 2020 in Python by Jayant Kumar
 • 1,227 views
0 votes
1 answer

Does Python have a string 'contains' substring method?

You can use the in operator: if "blah" not in ...READ MORE

Nov 26, 2020 in Python by Gitika
 • 65,730 points • 851 views
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