Trending questions in Python

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Connect to a MySQL DB in python?

db = MySQLdb.connect(host="localhost", # ...READ MORE

Jul 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,962 views
0 votes
1 answer

How to properly ignore Exceptions?

try:  doSomething() except:  pass or try:  doSomething() except Exception: ...READ MORE

Jul 26, 2018 in Python by Priyaj
• 58,020 points
• 1,709 views
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1 answer

__all__ in python

That is the list of public objects ...READ MORE

Jul 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,872 views
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1 answer

Mean and average in numpy

np.average() can be used to calculate weighted ...READ MORE

Jul 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,811 views
0 votes
1 answer

What are the key features of Python?

If it makes for an introductory language ...READ MORE

Jul 20, 2018 in Python by Priyaj
• 58,020 points
• 1,809 views
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1 answer

Difference between two lists in python

difference = list(set(list1) - set(list2)) READ MORE

May 24, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 4,248 views
0 votes
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Appending data to a file [closed]

with open("test.txt", "a") as myfile: ...READ MORE

Jul 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,766 views
0 votes
1 answer

Random selections from list

Use random.choice() foo = ['a', 'b', 'c', 'd', ...READ MORE

Jul 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,759 views
0 votes
1 answer

Monkey Patching

Dynamically modifying a class or module at ...READ MORE

Jul 20, 2018 in Python by Priyaj
• 58,020 points
• 1,678 views
+1 vote
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Why is openpyxl is required for loading excel format files?

Well, it sounds like openpyxl is not ...READ MORE

Aug 8, 2018 in Python by Priyaj
• 58,020 points
• 2,723 views
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init.py file

It is used to denote directories on ...READ MORE

Jul 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,618 views
0 votes
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Combining numpy arrays

There is concatenation function for numpy arrays ...READ MORE

Jul 3, 2018 in Python by Hamartia's Mask
• 1,580 points
• 2,344 views
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2 answers

Lists and Tuples

Lists are mutable homogeneous sequences whereas tuples ...READ MORE

Jul 17, 2018 in Python by Mrunal
• 680 points
• 2,033 views
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Storing a list of arrays into a CSV file and retrieving it back in a different program

This is the code that I am ...READ MORE

Jun 7, 2018 in Python by aryya
• 7,460 points
• 3,475 views
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Install pip in Python 3.4

Don't worry! Python already comes in default ...READ MORE

May 1, 2018 in Python by aayushi
• 750 points
• 4,942 views
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Numpy data in csv

Use this -  numpy.savetxt("data.csv", arr, delimiter=",") READ MORE

Jul 3, 2018 in Python by Hamartia's Mask
• 1,580 points
• 2,200 views
0 votes
1 answer

How to get the size of a string in Python?

If you are talking about the length ...READ MORE

Jun 4, 2018 in Python by aryya
• 7,460 points
• 3,354 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
• 5,429 views
+1 vote
1 answer

How can I map input to output without using dynamic()

Here am talking about my example you ...READ MORE

Aug 8, 2018 in Python by Priyaj
• 58,020 points
• 2,406 views
0 votes
1 answer

Append & Extend

Hi. This question has already been answered. Take ...READ MORE

Jul 2, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,972 views
0 votes
2 answers

Finding the index of a character in python string

You can use word.find('o') as well to ...READ MORE

Jun 1, 2018 in Python by george
• 200 points
• 3,125 views
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0 answers

Cannot make connection to .accdb file using python

I am writing a script that needs ...READ MORE

Jun 7, 2018 in Python by aryya
• 7,460 points
• 2,893 views
0 votes
1 answer

.pyc files in python

.pyc files contain the bytecode which are ...READ MORE

Jun 22, 2018 in Python by Hamartia's Mask
• 1,580 points
• 2,078 views
0 votes
1 answer

Extract element from a set without removing it

Use iter(): element = next(iter(set_1)) READ MORE

Jun 7, 2018 in Python by Hamartia's Mask
• 1,580 points
• 2,705 views
0 votes
1 answer

How to sort a list of strings?

Basic answer: mylist = ["b", "C", "A"] mylist.sort() This modifies ...READ MORE

Jun 4, 2018 in Python by aryya
• 7,460 points
• 2,791 views
0 votes
1 answer

Representing infinity

import math infinity = math.inf Now you can use ...READ MORE

Jun 27, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,751 views
0 votes
1 answer

Convert dictionary keys to a list

list.(dictionary.keys()) READ MORE

Jun 28, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,677 views
0 votes
1 answer

dunder main in python

It is a check to see if ...READ MORE

Jun 21, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,970 views
0 votes
1 answer

Multiple line comment in python

No, you can simply use triple codes ...READ MORE

Jun 28, 2018 in Python by v.liyyah
• 1,300 points
• 1,696 views
0 votes
1 answer

Call a shell command in Python?

Try this - os.system("commands and arguments") READ MORE

Jun 21, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,969 views
0 votes
1 answer

Modules and Packages

A module is a single file imported ...READ MORE

Jun 27, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,688 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
• 3,547 views
0 votes
1 answer

convert integer to strings

Yes, you can str() function. For example: a=10 str(a) output-' ...READ MORE

Jun 26, 2018 in Python by code.reaper12
• 3,500 points
• 1,730 views
0 votes
1 answer

Creating a matrix in Python

You can create arrays of any number ...READ MORE

Jun 19, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,992 views
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
• 4,701 views
0 votes
1 answer

Chaining comparision

I assume you are talking about this ...READ MORE

Jun 26, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,626 views
0 votes
1 answer

Split a string into a list of characters

This is easy. Just use the list() ...READ MORE

Jun 19, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,826 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
• 2,937 views
0 votes
1 answer

List all contents of a folder

Use listfor() from the os library READ MORE

Jun 22, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,659 views
0 votes
1 answer

Searching for substrings

Use the in operator to do this. If ...READ MORE

Jun 28, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,385 views
0 votes
1 answer

Copying dictionaries

Deep copy -  dict2 = dict(dict1) Shallow copy - dict2 ...READ MORE

Jun 25, 2018 in Python by Hamartia's Mask
• 1,580 points
• 1,502 views
0 votes
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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
• 4,472 views
0 votes
1 answer

Pythonic Switch statement

You can implement it using dictionaries  def numbers_to_strings(argument): ...READ MORE

Jun 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,810 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
• 2,783 views
0 votes
1 answer

Using exceptions in Python

They are used for control flow. Check ...READ MORE

Jun 14, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,911 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
• 2,058 views
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1 answer

Remove a string suffix

You can remove the substring using slicing. ...READ MORE

Jun 7, 2018 in Python by Hamartia's Mask
• 1,580 points
• 2,163 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
• 2,790 views
0 votes
1 answer

Deleting files

Use the rmtree() method from shutil library. ...READ MORE

Jun 20, 2018 in Python by Nietzsche's daemon
• 4,260 points
• 1,523 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
• 4,317 views