Trending questions in Python

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1 answer

Python Whitespace for indenting

PEP-8 recommends creating indents by tapping the ...READ MORE

Jun 12, 2018 in Python by Hamartia's Mask
 • 1,580 points • 843 views
0 votes
2 answers

Delete a character from pythons string

If you want to remove the 'J' ...READ MORE

Jun 12, 2018 in Python by anonymous
 • 878 views
0 votes
1 answer

Can someone explain the behaviour of increment and decrement operators in python

down voteaccepted ++ is not an operator. It is ...READ MORE

May 15, 2018 in Python by aryya
 • 7,460 points • 1,984 views
0 votes
1 answer

Normal Python code equivalent to given list comprehension

You can try this code list1=[] for i in ...READ MORE

Jun 8, 2018 in Python by jain12
 • 170 points • 974 views
0 votes
1 answer

Install mysqldb module

pip install mysqlclient READ MORE

Jun 12, 2018 in Python by Hamartia's Mask
 • 1,580 points • 748 views
0 votes
1 answer

Binary numbers in python

>>> 0b1011 11 READ MORE

Jun 6, 2018 in Python by Hamartia's Mask
 • 1,580 points • 1,015 views
0 votes
1 answer

Size of an object in Python

Use sys.getsizeof() function: >>> import sys >>> s = ...READ MORE

May 25, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,501 views
0 votes
1 answer

Looping over two lists at once

You have to use the zip() function: for ...READ MORE

May 15, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,886 views
0 votes
1 answer

How can I get a list of locally installed Python modules?

Solution My 50 cents for getting a pip freeze-like ...READ MORE

May 24, 2018 in Python by charlie_brown
 • 7,720 points • 1,510 views
0 votes
1 answer

How to read/process command line arguments?

The canonical solution in the standard library ...READ MORE

Jun 4, 2018 in Python by aryya
 • 7,460 points • 973 views
0 votes
1 answer

Combine list items to a string

>>> stmt = ['this','is','a','statement'] >>> ' '.join(sentence) 'this is ...READ MORE

Jun 7, 2018 in Python by Hamartia's Mask
 • 1,580 points • 824 views
0 votes
1 answer

Using Lists and Tuples in Python

if you are familiar with C programming, ...READ MORE

May 29, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,206 views
0 votes
1 answer

What are the differences between type() and isinstance()?

To summarize the contents of other (already ...READ MORE

Jun 4, 2018 in Python by aryya
 • 7,460 points • 906 views
0 votes
1 answer

Swapping values

a,b = b,a Here, python interprets the comma ...READ MORE

Jun 8, 2018 in Python by Hamartia's Mask
 • 1,580 points • 720 views
0 votes
1 answer

Extract all characters of a string

Convert it to a list -  s = ...READ MORE

Jun 1, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,015 views
0 votes
1 answer

SKLearn NMF Vs Custom NMF

The choice of the optimizer has a ...READ MORE

May 9, 2018 in Python by charlie_brown
 • 7,720 points • 1,979 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 • 2,908 views
0 votes
1 answer

Join all strings in a list of strings

s = " ".join(myList) #here " " ...READ MORE

May 30, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 992 views
0 votes
1 answer

Comparing strings in Python

Convert both the strings to either uppercase ...READ MORE

May 28, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,076 views
0 votes
1 answer

Create an empty array

You don't have to. The size of ...READ MORE

Jun 7, 2018 in Python by Hamartia's Mask
 • 1,580 points • 643 views
0 votes
1 answer

Python set Union and set Intersection operate differently?

When you do set() you are creating an empty ...READ MORE

May 24, 2018 in Python by charlie_brown
 • 7,720 points • 1,191 views
0 votes
2 answers

multi line comment

‘’’ This is the way to Enter multi ...READ MORE

Jul 16, 2018 in Python by Priyaj
 • 58,020 points • 766 views
0 votes
1 answer

Replacements for switch statement in Python?

You could use a dictionary: def f(x): ...READ MORE

May 29, 2018 in Python by aryya
 • 7,460 points • 917 views
0 votes
1 answer

Enlarging a list using functions using append() and extend()

Let me illustrate this with an example ...READ MORE

Jun 1, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 771 views
0 votes
1 answer

Looping over a string in python

for c in "string": ...READ MORE

May 28, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 930 views
0 votes
1 answer

Create and open a file in Python

file = open('text.txt', 'w+) READ MORE

May 24, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,065 views
0 votes
1 answer

OSX 10.11 with py2app?

I'm not sure if this is your ...READ MORE

May 9, 2018 in Python by charlie_brown
 • 7,720 points • 1,708 views
0 votes
1 answer

Sorting a list of strings in Python

Use the sort function mylist.sort() READ MORE

May 29, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 842 views
0 votes
1 answer

What does ' -> ' mean in Python function definitions?

It's a function annotation. In more detail, Python 2.x ...READ MORE

May 23, 2018 in Python by charlie_brown
 • 7,720 points • 1,126 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 • 2,683 views
0 votes
1 answer

What exactly does the .join() method do?

Look carefully at your output: 5wlfgALGbXOahekxSs9wlfgALGbXOahekxSs5 ^ ...READ MORE

May 31, 2018 in Python by charlie_brown
 • 7,720 points • 769 views
0 votes
1 answer

Multiple line comment in Python

Try this ''' This is a multiline comment. I can ...READ MORE

May 31, 2018 in Python by charlie_brown
 • 7,720 points • 759 views
0 votes
1 answer

how to find factorial of a number?

You can find factorial by many ways. ...READ MORE

May 4, 2018 in Python by aayushi
 • 750 points • 1,888 views
0 votes
1 answer

Number of days between dates in Python

You can use the date module to ...READ MORE

May 30, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 742 views
0 votes
1 answer

Create time lag in Python

import time time.sleep(10) READ MORE

May 2, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,928 views
0 votes
1 answer

how to download and install Django rest framework?

To install Django, you can simply open ...READ MORE

Apr 24, 2018 in Python by Christine
 • 15,790 points • 2,281 views
0 votes
1 answer

Numpy: Multiplying large arrays with dtype=int8 is SLOW

Unfortunately, the "engine" behind the scenes is ...READ MORE

May 9, 2018 in Python by charlie_brown
 • 7,720 points • 1,551 views
0 votes
1 answer

Reading Unix Timestamp in Python

import datetime print(datetime.datetime.fromtimestamp(int("1284101485")).strftime('%Y-%m-%d %H:%M:%S')) That is the cleanest way ...READ MORE

May 15, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,283 views
0 votes
1 answer

Python join: why is it string.join(list) instead of list.join(string)?

950down voteaccepted It's because any iterable can be ...READ MORE

May 15, 2018 in Python by aryya
 • 7,460 points • 1,175 views
0 votes
1 answer

Traverse a list in reverse

for item in my_list[::-1]: ...READ MORE

May 23, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 761 views
0 votes
1 answer

Inverting a python dictionary

inv_dict = {value: key for key, value ...READ MORE

May 23, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 729 views
0 votes
1 answer

Increment operators in Python

Python has no unary operators. So use ...READ MORE

May 12, 2018 in Python by Hamartia's Mask
 • 1,580 points • 1,168 views
0 votes
1 answer

What is the use of raw_input function in Python?

raw_input fuction is no longer available in ...READ MORE

May 2, 2018 in Python by aayushi
 • 750 points • 1,516 views
0 votes
1 answer

Python class inherits an object

Python 3.x: class MyClass(object): = new-style class class MyClass: ...READ MORE

Apr 17, 2018 in Python by anonymous
 • 2,164 views
0 votes
1 answer

How to perform web scraping with python?

Hey, there are various libraries used in ...READ MORE

Apr 20, 2018 in Python by aayushi
 • 750 points • 2,024 views
0 votes
1 answer

Remove duplicate elements in a list

Here is the code for this - list(set((list_of_numbers) For ...READ MORE

May 12, 2018 in Python by Hamartia's Mask
 • 1,580 points • 1,103 views
0 votes
1 answer

How to add a new line in Python?

You can use '\n' for a next ...READ MORE

May 2, 2018 in Python by aayushi
 • 750 points • 1,475 views
0 votes
1 answer

Difference between '==' and 'is'

'==' checks for the equality of the ...READ MORE

May 14, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 964 views
0 votes
1 answer

Iterating over multiple lists

import itertools for item in itertools.chain(listone, listtwo): #li ...READ MORE

Apr 25, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,697 views
0 votes
1 answer

How to exit from Python without traceback?

shutil has many methods you can use. One ...READ MORE

May 11, 2018 in Python by charlie_brown
 • 7,720 points • 1,024 views
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