Most answered questions in Python

+2 votes
4 answers

How can I replace values with 'none' in a dataframe using pandas

Actually in later versions of pandas this ...READ MORE

Aug 13, 2018 in Python by bug_seeker
 • 15,520 points • 119,801 views
0 votes
3 answers

How to split a string into a list?

Using For loop This approach uses for loop ...READ MORE

Jan 4, 2021 in Python by David Samon
 • 714 views
0 votes
3 answers

How do I use raw_input in Python 3?

raw_input() was renamed to input() in Python 3. Another example ...READ MORE

Jan 4, 2021 in Python by Carlos
 • 2,766 views
0 votes
3 answers

How to add a new item to a dictionary in Python?

There is no add() , append() , or insert() method ...READ MORE

Jan 4, 2021 in Python by Reshma
 • 580 views
0 votes
3 answers

TypeError: 'module' object is not callable

Solve By Calling with Module Name Another solution to the TypeError: 'module' object ...READ MORE

Jan 4, 2021 in Python by Carlos
 • 34,639 views
0 votes
3 answers

How can I sort a dictionary by key in python?

Another way could be: color_dict = {'red':'#FF0000',           'green':'#008000',           'black':'#000000',           'white':'#FFFFFF'} for ...READ MORE

Dec 28, 2020 in Python by Thomas Walenta
 • 841 views
0 votes
3 answers

How do I find the location of my Python site-packages directory?

Configuring Python to use additional locations for ...READ MORE

Dec 28, 2020 in Python by Nikita
 • 87,750 views
0 votes
3 answers

Best way to convert string to bytes in Python?

We can use the built-in Bytes class in Python ...READ MORE

Dec 28, 2020 in Python by David Samon
 • 29,981 views
0 votes
3 answers

Count the number occurrences of a character in a string

The string count() method returns the number of occurrences of ...READ MORE

Dec 28, 2020 in Python by Carlos
 • 13,414 views
0 votes
3 answers

Is there a simple way to delete a list element by value?

There are three ways in which you ...READ MORE

Dec 28, 2020 in Python by Thomas Walenta
 • 507 views
0 votes
3 answers

How can I create user using is_superuser and is _staff field that can view other user registered in the system and they can approve and deny using Django rest Framework?

Hi, @Reebika, You can inherit the inbuilt user ...READ MORE

Oct 13, 2020 in Python by Raina Neman
 • 1,396 views
+1 vote
3 answers

While using pyttsx 3 , I am having the following ERROR, i have installed pypiwin32

Try this: pip uninstall pyttsx3 Then: pip install pyttsx3==2.71 READ MORE

Aug 12, 2020 in Python by Eghosa
 • 7,133 views
0 votes
3 answers

ERROR: Command errored out with exit status 1: /usr/bin/python /home/pi/.local/lib/python2.7/site-packages/pip/_vendor/pep517/_in_process.py get_requires_for_build_wheel /tmp/tmpyv5tBZ

Python 2.7 is not supported anymore in opencv-python-4.3.0.38 the ...READ MORE

Dec 16, 2020 in Python by Gitika
 • 65,910 points • 27,330 views
0 votes
3 answers

AttributeError: 'numpy.ndarray' object has no attribute 'append'

for root, dirs, files in os.walk(directory): ...READ MORE

Dec 12, 2020 in Python by Rajiv
 • 8,910 points • 52,189 views
0 votes
3 answers

Command "python setup.py egg_info" failed with error code 1 in C:\Users\Nadeem\AppData\Local\Temp\

You have an out of date version ...READ MORE

Dec 15, 2020 in Python by Rajiv
 • 8,910 points • 37,141 views
0 votes
3 answers

import NumPy as np ImportError: No module named NumPy

You need to install numpy using pip install ...READ MORE

Dec 16, 2020 in Python by Roshni
 • 10,520 points • 35,136 views
+2 votes
3 answers

ModuleNotFoundError: No module named 'cv2'

Hi@akhtar, This error may occur if you didn't install ...READ MORE

Apr 9, 2020 in Python by MD
 • 95,440 points • 266,564 views
0 votes
3 answers

i am installing wordcloud using pip but i am unable to do that ....i am getting the following error

word cloud is not supported for python ...READ MORE

Apr 15, 2020 in Python by anonymous
 • 31,911 views
0 votes
3 answers

(unicode error) 'unicodeescape' codec can't decode bytes in position 2-3: truncated \UXXXXXXXX escape

You are getting this error because you ...READ MORE

Dec 31, 2019 in Python by Kalgi
 • 52,360 points • 99,006 views
+1 vote
3 answers

AttributeError: 'module' object has no attribute 'listen"

You'll have to install the pyaudio module ...READ MORE

Oct 3, 2019 in Python by Liala
 • 6,176 views
+2 votes
3 answers

ModuleNotFoundError: No module named 'Crypto'

The module you’ve installed is different. To install ...READ MORE

Aug 20, 2019 in Python by Raman
 • 77,701 views
0 votes
3 answers

How to distinguish between a variable and an identifier?

An identifier actually identifies something, it's not the thing ...READ MORE

Dec 16, 2020 in Python by Rajiv
 • 8,910 points • 60,998 views
+1 vote
3 answers

How do I share global variables across modules? - python

The best way to share global variables ...READ MORE

Jul 24, 2019 in Python by Faiza
 • 134,933 views
+4 votes
3 answers

Write a for loop that prints all elements of a list and their position in the list. a = [4,7,3,2,5,9]

Try using this question by list comprehension: a=[4,7,3,2,5,9] print([x for ...READ MORE

Dec 9, 2019 in Python by vinaykumar
 • 200 points • 33,897 views
0 votes
3 answers

How to replace negative numbers in Pandas Data Frame by zero?

 If all your columns are numeric, you ...READ MORE

Dec 16, 2020 in Python by Rajiv
 • 8,910 points • 43,158 views
0 votes
3 answers

Pandas - FillNa with another column

You could do df.Cat1 = np.where(df.Cat1.isnull(), df.Cat2, df.Cat1 ...READ MORE

Dec 15, 2020 in Python by Roshni
 • 10,520 points • 84,011 views
0 votes
3 answers

How to draw a tic tac toe board in python?

def printTable():             for i in range(1,10):                     print(" ",end=' ')                     if(i%3==0 ...READ MORE

Oct 11, 2020 in Python by Sumit Nagpal
 • 11,026 views
+1 vote
3 answers

Python error "AttributeError: 'Turtle' object has no attribute 'Shape'"

Hey @Nagya, replace python.Shape("Square") with the following: python.shape("square") Python is case ...READ MORE

Jun 19, 2019 in Python by Faiza
 • 21,079 views
0 votes
3 answers

TypeError: unsupported operand type(s) for -: 'str' and 'str'

& is "bitwise and" operand in Python, you ...READ MORE

Dec 11, 2020 in Python by Rajiv
 • 8,910 points • 79,495 views
+1 vote
3 answers

How to change/update cell value in Python Pandas dataframe?

You can use the at() method to ...READ MORE

Apr 8, 2019 in Python by Kunal
 • 146,564 views
0 votes
3 answers

TypeError: Index(...) must be called with a collection of some kind, 'Email' was passed

It is not working because your code ...READ MORE

May 13, 2020 in Python by anonymous
edited May 13, 2020 by Gitika • 50,748 views
0 votes
3 answers

Python Pandas: ValueError: DataFrame constructor not properly called!

The syntax is not right. The right ...READ MORE

Mar 28, 2019 in Python by Ritu
 • 84,770 views
0 votes
3 answers

Python pandas: TypeError: tuple indices must be integers or slices, not str

In fact, I get a perfectly good ...READ MORE

Jun 13, 2019 in Python by Alok
 • 48,488 views
+1 vote
3 answers

How to print one pandas column without index?

There is a slight mistake in what ...READ MORE

Mar 28, 2019 in Python by Shri
 • 62,650 views
0 votes
3 answers

Is python version 3.7.2 supported by pycharm jetbrains IDE?

Yes it works fine.. READ MORE

Feb 28, 2019 in Python by Pratosh kumar
 • 1,109 views
0 votes
3 answers

Python program to print occurrence of character in string

Try below code string = input("Enter a string: ...READ MORE

May 28, 2020 in Python by Anubhav
 • 300 points • 29,811 views
0 votes
3 answers

How to get the return value from a thread using python?

FWIW, the multiprocessing module has a nice interface for ...READ MORE

Dec 15, 2020 in Python by Roshni
 • 10,520 points • 105,434 views
+1 vote
3 answers

ModuleNotFoundError: No module named 'speech_recognition' Not able to install speech_recognition in python:

Hey. You have to use SpeechRecognition as module ...READ MORE

Nov 28, 2018 in Python by Omkar
 • 69,210 points • 40,160 views
0 votes
3 answers

Python error "NameError: name 'sr' is not defined"

NameError: name 'xx' is not defined Python knows ...READ MORE

Mar 19, 2020 in Python by rahul
 • 360 points • 41,440 views
+1 vote
3 answers

PYTHON: Who could help?

A quick solution is to use the collections ...READ MORE

Nov 26, 2018 in Python by Omkar
 • 69,210 points • 653 views
+1 vote
3 answers

How can I remove duplicate dict in list in Python?

[dict(t) for t in {tuple(d.items()) for d ...READ MORE

Aug 15, 2019 in Python by anonymous
edited Aug 20, 2019 by Kalgi • 8,984 views
+1 vote
3 answers

How can I use python to execute a curl command?

For sake of simplicity, maybe you should ...READ MORE

Oct 11, 2018 in Python by charlie_brown
 • 7,720 points • 93,376 views
0 votes
3 answers

What is the python keyword “with” used for?

The with statement in Python simplifies exception ...READ MORE

Jul 19, 2019 in Python by rahul
 • 360 points • 1,207 views
0 votes
3 answers

Python exit commands - why so many and when should each be used?

The functions* quit(), exit(), and sys.exit() function in the same way: ...READ MORE

Dec 14, 2020 in Python by Gitika
 • 65,910 points • 66,060 views
+1 vote
3 answers

What are the ways of detecting outliners in Python

code from http://eurekastatistics.com/using-the-median-absolute-deviation-to-find-outliers  This uses the L1 distance ...READ MORE

Aug 24, 2018 in Python by eatcodesleeprepeat
 • 4,710 points
reshown Aug 24, 2018 by Priyaj • 996 views
0 votes
3 answers

'python' is not recognized as an internal or external command

Try "py" instead of "python" from command line: C:\Users\Cpsa>py Python 3.4.1 (v3.4.1:c0e311e010fc, May ...READ MORE

Feb 8, 2022 in Python by Rahul
 • 9,670 points • 2,126 views
+1 vote
3 answers

How to run the Python program forever?

you can also do the old fashioned ...READ MORE

Jun 10, 2019 in Python by brianno
 • 20,184 views
0 votes
3 answers

How to get the current time in Python

FOLLOWING WAY TO FIND CURRENT TIME IN ...READ MORE

Apr 8, 2019 in Python by rajesh
 • 1,270 points • 1,716 views
0 votes
3 answers

how to use print statement in python3?

Brackets are required to print the output. >>> ...READ MORE

Nov 25, 2021 in Python by anonymous
 • 1,334 views
+1 vote
3 answers

Difference between append vs. extend list methods in Python

Python append() method adds an element to ...READ MORE

Aug 21, 2019 in Python by germyrinn
 • 240 points • 95,787 views
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