Trending questions in Python

0 votes
1 answer

Measuring the distance between pixels on OpenCv with Python

Assuming input frames will have "close to ...READ MORE

Sep 21, 2018 in Python by Priyaj
 • 58,020 points • 2,869 views
+7 votes
2 answers

I want to build a recommender system incorporating diversity and accuracy in the recommender engine.

I dont know what exactly you are ...READ MORE

Sep 24, 2018 in Python by slayer
 • 29,370 points • 2,390 views
0 votes
1 answer

boolean in Python

True ... and False obviously. checker = None # not necessary if ...READ MORE

Nov 2, 2018 in Python by Priyaj
 • 58,020 points • 1,054 views
0 votes
1 answer

Create a nested directory in Python

Try os.path.exists, and consider os.makedirs for the ...READ MORE

Oct 16, 2018 in Python by SDeb
 • 13,300 points • 1,743 views
0 votes
1 answer

“stub” __objclass__ in a Python class how to implement it?

You want to avoid interfering with this ...READ MORE

Sep 27, 2018 in Python by Priyaj
 • 58,020 points • 2,555 views
0 votes
1 answer

Search help using Python Console

The pydoc -k flag searches the documentation. pydoc ...READ MORE

Nov 8, 2018 in Python by SDeb
 • 13,300 points • 720 views
0 votes
1 answer

How can I read Piano notes on Python?

First of all you need to find ...READ MORE

Sep 11, 2018 in Python by charlie_brown
 • 7,720 points • 3,328 views
0 votes
1 answer

Restart python script automatically even when it crashes in Linux

Maybe this would be more robust? 1) save ...READ MORE

Sep 11, 2018 in Python by Priyaj
 • 58,020 points • 3,231 views
0 votes
1 answer

Speech Recognition and Python

you can use https://pypi.python.org/pypi/pygsr $> pip install pygsr example ...READ MORE

Oct 29, 2018 in Python by SDeb
 • 13,300 points • 1,141 views
0 votes
1 answer

Is there a way of using .lower more effectively in tkinter?

Here is a simple function and some ...READ MORE

Sep 25, 2018 in Python by Priyaj
 • 58,020 points • 2,617 views
0 votes
1 answer

Install Python packages on Windows?

First, pip is preferred over easy_install.  Then follow these steps to ...READ MORE

Oct 29, 2018 in Python by Priyaj
 • 58,020 points • 1,146 views
+7 votes
8 answers

Difference for string comparison in Python: 'is' vs. ==

If we use "==" means both variables ...READ MORE

Sep 3, 2018 in Python by Parul Raheja
 • 2,862 views
+1 vote
1 answer

How is raw_input() and input() in python3.x?

raw_input() was renamed to input() so now input() returns the exact string ...READ MORE

Oct 30, 2018 in Python by Priyaj
 • 58,020 points • 1,021 views
0 votes
1 answer

In Python, how do I read a file line-by-line into a list?

with open(fname) as f:     content = f.readlines() # you ...READ MORE

Oct 9, 2018 in Python by SDeb
 • 13,300 points • 1,959 views
0 votes
1 answer

How to implement Linked List in Python?

You can use Deque that works better than linked list ...READ MORE

Oct 26, 2018 in Python by Priyaj
 • 58,020 points • 1,208 views
0 votes
1 answer

What is the fucntion of mkdir -p in Python

mkdir -p gives you an error if the ...READ MORE

Oct 30, 2018 in Python by Priyaj
 • 58,020 points • 1,032 views
0 votes
1 answer

How are Python and Anaconda Related?

Anaconda is a free and open-source Python ...READ MORE

Oct 30, 2018 in Python by SDeb
 • 13,300 points • 1,004 views
0 votes
1 answer

How can I Iterate over dictionaries using 'for' loops

key is just a variable name. for key in ...READ MORE

Oct 17, 2018 in Python by Priyaj
 • 58,020 points • 1,572 views
0 votes
2 answers

How do I copy a file in python?

copy a file in python  from shutil ...READ MORE

Mar 27, 2019 in Python by rajesh
 • 1,270 points • 1,483 views
0 votes
1 answer

Which IDE can be used for Python on Mac OS X

Have tried many different (Kate, Eclipse, Scite, ...READ MORE

Oct 15, 2018 in Python by SDeb
 • 13,300 points • 1,621 views
+3 votes
2 answers

How do I install pip on Windows?

pip is already installed if you are ...READ MORE

Nov 2, 2018 in Python by Priyaj
 • 58,020 points • 1,636 views
0 votes
1 answer

How to sort dictionary by value python

This would work: d = sorted(data, key = ...READ MORE

Nov 2, 2018 in Python by Nabarupa
 • 824 views
0 votes
1 answer

How does slice notation in Python work?

The Python tutorial talks about it (scroll down a ...READ MORE

Oct 31, 2018 in Python by Priyaj
 • 58,020 points • 872 views
0 votes
1 answer

setuptools: build shared libary from C++ code, then build Cython wrapper linked to shared libary

There is a seemingly undocumented feature of setup that ...READ MORE

Sep 21, 2018 in Python by Priyaj
 • 58,020 points • 2,556 views
0 votes
1 answer

Read input of integers in Python

In the upper version of Python 3.x, raw_input was ...READ MORE

Oct 26, 2018 in Python by Priyaj
 • 58,020 points • 1,041 views
0 votes
1 answer

What are namespaces in Python?

Namespace is basically a way to implement ...READ MORE

Oct 31, 2018 in Python by SDeb
 • 13,300 points • 791 views
0 votes
1 answer

How do I convert a Python program to a runnable .exe Windows program?

Understand that every 'freezing' application for Python ...READ MORE

Oct 13, 2018 in Python by SDeb
 • 13,300 points • 1,591 views
0 votes
1 answer

Numpy: Multiplying large arrays with dtype=int8 is SLOW

Unfortunately, as correctly underlined in the comments, the ...READ MORE

Sep 5, 2018 in Python by Priyaj
 • 58,020 points • 3,192 views
0 votes
1 answer

Meta classes in Python

A Metaclass is the class of a ...READ MORE

Oct 31, 2018 in Python by SDeb
 • 13,300 points • 752 views
0 votes
1 answer

Understanding Python's slice notation

It's pretty simple really: a[start:end] # items start ...READ MORE

Oct 25, 2018 in Python by SDeb
 • 13,300 points • 1,013 views
0 votes
1 answer

How to switch pages using Ajax in Django?

You should use django-pjax which is built exactly for ...READ MORE

Oct 9, 2018 in Python by aryya
 • 7,460 points • 1,687 views
0 votes
1 answer

How to convert a Unicode string to string

It can be done in the following ...READ MORE

Oct 16, 2018 in Python by SDeb
 • 13,300 points • 1,380 views
0 votes
1 answer

The '@' symbol in Python

The 'at' (@) symbol is used for ...READ MORE

Sep 29, 2018 in Python by SDeb
 • 13,300 points • 2,135 views
0 votes
1 answer

How can I print Lists in python

print is a function in Python 3.x, so ...READ MORE

Oct 24, 2018 in Python by Priyaj
 • 58,020 points • 1,001 views
0 votes
1 answer

kwargs in Python

kwargs in **kwargs is just variable name. You can very ...READ MORE

Oct 31, 2018 in Python by Priyaj
 • 58,020 points • 692 views
0 votes
1 answer

Python: Issue with 'unexpected end of pattern'

I should start by stating that using ...READ MORE

Sep 12, 2018 in Python by Priyaj
 • 58,020 points • 2,792 views
0 votes
1 answer

How to write "not equal" in python?

The keywords is and is not are ...READ MORE

Sep 18, 2018 in Python by SayantiniDeb
 • 200 points • 2,552 views
0 votes
1 answer

In python how to test a string for a substring

if "ABCD" in "xxxxABCDyyyy": This can be used ...READ MORE

Oct 24, 2018 in Python by Priyaj
 • 58,020 points • 964 views
0 votes
1 answer

Download a file over HTTP using Python

In Python 2, use urllib2 which comes ...READ MORE

Oct 22, 2018 in Python by Priyaj
 • 58,020 points • 1,042 views
0 votes
1 answer

Indentation of Python in Notepad++

To indent the block, select the entire ...READ MORE

Sep 18, 2018 in Python by SDeb
 • 13,300 points • 2,492 views
0 votes
1 answer

Break for loop in an if statement

You'll need to break out of each ...READ MORE

Oct 23, 2018 in Python by SDeb
 • 13,300 points • 973 views
0 votes
1 answer

How to invoke method on GUI thread but without have that method in QMainWindow class (Pyqt)

It is possible to handle this by ...READ MORE

Sep 12, 2018 in Python by Priyaj
 • 58,020 points • 2,727 views
0 votes
1 answer

Reformat value_counts() analysis in Pandas for large number of columns

I'd do it this way: In [83]: df.drop('id',1).apply(lambda ...READ MORE

Sep 25, 2018 in Python by Priyaj
 • 58,020 points • 2,169 views
0 votes
1 answer

Tips for debugging Python program?

Follow the documentation pn PDB here :-  PDB You ...READ MORE

Oct 29, 2018 in Python by Priyaj
 • 58,020 points • 682 views
0 votes
1 answer

Convert string list of dict from csv into JSON object in python

You can use the ast module Ex: import ast s = """[{'10': ...READ MORE

Sep 12, 2018 in Python by Priyaj
 • 58,020 points • 2,691 views
0 votes
1 answer

Using generator function in Python

A generator is effectively a function that ...READ MORE

Oct 29, 2018 in Python by Priyaj
 • 58,020 points • 659 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 • 5,253 views
0 votes
2 answers

Calling an external command in Python

import os os.system('external_command') Replace external_command in the above code ...READ MORE

Oct 16, 2018 in Python by Omkar
 • 69,220 points • 1,275 views
0 votes
0 answers

How to mix read() and write() on Python files in Windows

It appears that a write() immediately following a read() on a ...READ MORE

Oct 24, 2018 in Python by Aryya
 • 500 points • 911 views
0 votes
1 answer

How do you create nested dict in Python?

It is important to remember when using ...READ MORE

Aug 16, 2018 in Python by Priyaj
 • 58,020 points • 3,818 views
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