Latest questions in Python

0 votes
1 answer

Need help writing a dataframe into a csv with the help of a loop

Using the following logic you can arrive ...READ MORE

Apr 17, 2018 in Python by anonymous
3,537 views
0 votes
1 answer

How can I convert a list of dictionaries from a CSV into a JSON object in Python?

You could try using the AST module. ...READ MORE

Apr 17, 2018 in Python by anonymous
3,654 views
0 votes
1 answer

How can I write nested dictionaries to a csv file?

You can use the pandas library to ...READ MORE

Apr 17, 2018 in Python by anonymous
1,389 views
0 votes
1 answer

Looping over dictionary values

You can loop over the dictionary and ...READ MORE

Apr 17, 2018 in Python by Nietzsche's daemon
• 4,260 points
763 views
0 votes
1 answer

Unique identification for data items in Python

Try the UUID module of Python. For example, ...READ MORE

Apr 17, 2018 in Python by Nietzsche's daemon
• 4,260 points
1,306 views
0 votes
2 answers

Unable to use print statement in python3

print will work when you use print("Your ...READ MORE

Feb 14, 2019 in Python by Shashank
• 1,370 points
1,565 views
0 votes
1 answer

How can I find out the index of an element from row and column in Python?

You probably want to use np.ravel_multi_index: [code] import numpy ...READ MORE

Apr 16, 2018 in Python by charlie_brown
• 7,720 points
2,642 views
0 votes
1 answer

How can I compare the content of two files in Python?

Assuming that your file unique.txt just contains ...READ MORE

Apr 16, 2018 in Python by charlie_brown
• 7,720 points
2,863 views
+1 vote
4 answers

Comparing input functions

In Python raw_input() allows you to enter ...READ MORE

Oct 18, 2018 in Python by fuji
2,093 views
+1 vote
8 answers

Count the frequency of an item in a python list

To count the number of appearances: from collections ...READ MORE

Oct 18, 2018 in Python by tinitales
36,432 views
+1 vote
4 answers

How can I concatenate str and int objects?

If you want to concatenate int or ...READ MORE

Oct 18, 2018 in Python by subhm
1,529 views
+1 vote
2 answers

View onto a numpy array?

 just index it as you normally would. ...READ MORE

Oct 18, 2018 in Python by roberto
1,258 views
+1 vote
5 answers

convert string to int python

Using list comprehensions: t2 = [map(int, list(l)) for ...READ MORE

Oct 18, 2018 in Python by donald
2,009 views
+1 vote
6 answers

How python trim works

You want strip(): myphrases = [ " Hello ...READ MORE

Oct 18, 2018 in Python by up4rescue
1,718 views
+2 votes
4 answers

python 2d array

You should make a list of lists, ...READ MORE

Oct 18, 2018 in Python by ritu
1,530 views
+1 vote
4 answers

How to write nested dictionaries to a CSV file

Using DictWriter there is no need in ...READ MORE

Oct 18, 2018 in Python by Richard William
28,271 views
+1 vote
5 answers

Check whether the file exists or not?

Use this import os os.path.exists(path) # Returns whether the ...READ MORE

Oct 18, 2018 in Python by reyam
2,196 views
+2 votes
6 answers

How can I change directory or "cd" in Python?

Context Manager: cd import os class cd:     """Context manager for ...READ MORE

Oct 18, 2018 in Python by Nabarupa
29,530 views
+2 votes
6 answers

Slicing in Python

Index: ------------> ...READ MORE

Oct 18, 2018 in Python by abc
2,029 views
+4 votes
7 answers

Splitting a List into chunks in Python

Here's a generator that yields the chunks ...READ MORE

Apr 13, 2018 in Python by Nietzsche's daemon
• 4,260 points
35,937 views
+4 votes
6 answers

Substring search in Python

Use the "in" operator in python" if "substring" ...READ MORE

Apr 13, 2018 in Python by Nietzsche's daemon
• 4,260 points
1,588 views
+4 votes
6 answers

Does Python have a ternary conditional operator like C does?

Yes, the syntax is: a if condition else ...READ MORE

Apr 13, 2018 in Python by Nietzsche's daemon
• 4,260 points
2,914 views
+4 votes
7 answers

What is an array in Python? How to declare it?

Python doesn't have a native array data ...READ MORE

Apr 12, 2018 in Python by anto.trigg4
• 3,440 points
3,605 views
+4 votes
3 answers

What does these operator mean **, ^, %, // ?

** - Performs exponential (power) calculation on ...READ MORE

Apr 12, 2018 in Python by anto.trigg4
• 3,440 points
1,671 views
+5 votes
6 answers

Lowercase in Python

You can simply the built-in function in ...READ MORE

Apr 11, 2018 in Python by hemant
• 5,790 points
4,561 views
+2 votes
2 answers

In a list of dictionaries, how can I find the minimum calue in a common dictionary field.

There are several options. Here is a ...READ MORE

Apr 10, 2018 in Python by charlie_brown
• 7,720 points
1,647 views
+2 votes
2 answers

How can I plot a k-dsitance graph using python?

Hi there, instead of sklearn you could ...READ MORE

Apr 10, 2018 in Python by charlie_brown
• 7,720 points
5,312 views
+4 votes
6 answers

Use of "continue" in python

The break statement is used to "break" ...READ MORE

Jul 16, 2018 in Python by Omkar
• 69,220 points
2,005 views
+3 votes
5 answers

How to read multiple data files in python

Firstly we will import pandas to read ...READ MORE

Apr 6, 2018 in Python by DeepCoder786
• 1,720 points
15,626 views
+1 vote
2 answers

How to resize the image canvas to maintain a square aspect ratio

down voteacceptedUsing OpenCVYou can use resize() in OpenCV to ...READ MORE

Apr 4, 2018 in Python by charlie_brown
• 7,720 points

edited Jul 11, 2023 by Khan Sarfaraz 1,919 views
+2 votes
2 answers

How to use BeatifulSoup for webscraping?

your programme is fine until you start ...READ MORE

Apr 4, 2018 in Python by charlie_brown
• 7,720 points
1,371 views
+2 votes
3 answers

How can I play an audio file in the background using Python?

down voteacceptedFor windows: you could use  winsound.SND_ASYNC to play them ...READ MORE

Apr 4, 2018 in Python by charlie_brown
• 7,720 points
13,951 views
+2 votes
2 answers

How to make a laplacian pyramid using OpenCV python?

down voteacceptTheeThe problem is that you're iterating ...READ MORE

Apr 3, 2018 in Python by charlie_brown
• 7,720 points
5,193 views
+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
• 15,510 points
123,603 views
+2 votes
2 answers

Error while printing hello world in python.

You must be trying this command in ...READ MORE

Mar 31, 2018 in Python by GandalfDwhite
• 1,320 points
7,061 views
+2 votes
3 answers

what is the practical use of polymorphism in Python?

Polymorphism is the ability to present the ...READ MORE

Mar 31, 2018 in Python by anto.trigg4
• 3,440 points
5,346 views
+2 votes
2 answers

How can I create a new file in Python?

You can try the below code which ...READ MORE

Mar 31, 2018 in Python by anto.trigg4
• 3,440 points
1,619 views
+3 votes
7 answers

How can I rename a file in Python?

yes, you can use "os.rename" for that. ...READ MORE

Mar 31, 2018 in Python by DareDev
• 6,890 points
20,509 views
+4 votes
8 answers

How can I use Python's range function?

The range function is mostly used in for-loop.  Ex: for ...READ MORE

Aug 21, 2018 in Python by Omkar
• 69,220 points
2,537 views