Trending questions in Python

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Deleting a list element by value

Use the remove() function: >>> p = [1, ...READ MORE

May 12, 2018 in Python by Hamartia's Mask
 • 1,580 points • 940 views
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Parse JSON in Python

import json data=json.loads(employee_data) print(data) READ MORE

Apr 26, 2018 in Python by aayushi
 • 750 points • 1,589 views
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Python Setup file

 setup.py tells you that the module or the ...READ MORE

May 14, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 725 views
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Removing surrounding whitespace

Try the strip() function:  s = s.strip() If you ...READ MORE

May 4, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,142 views
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Using quotes in python

Both the conventions for enclosing strings are ...READ MORE

May 9, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 893 views
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Reversing strings in Python

The fastest way to reverse string is ...READ MORE

May 7, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 980 views
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Type checking in Python

Use the type() function with the variable ...READ MORE

May 8, 2018 in Python by Nietzsche's daemon
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How can I iterate through two lists in Parallel

You have to use the zip function ...READ MORE

Apr 17, 2018 in Python by anonymous
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Python comments

Use docstrings for multi-line commenting -  """ Line 1 Line ...READ MORE

May 7, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 945 views
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Exiting a python program

Use the quit() function. This function can ...READ MORE

May 8, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 872 views
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Deleting a dictionary entry in Python

Use pop(): mapping.pop("key_x") #key_x is a key entry Note ...READ MORE

May 2, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,124 views
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Count the frequency of all list items

You can do this using a dictionary: dict((i, ...READ MORE

May 3, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,087 views
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Copying lists in python

Assigning one list to another one simply ...READ MORE

Apr 30, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,151 views
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Padding a string

>>> s = '1123' >>> print s.zfill(8) #desired ...READ MORE

May 4, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 971 views
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Unable to take input from user in Python

num = input("enter number") print(num) READ MORE

May 1, 2018 in Python by aayushi
 • 750 points • 1,090 views
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Uninstalling python packages

It is best to install pip in ...READ MORE

May 9, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 713 views
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Merge two dicts

dict3 = dict1.copy() # merges ...READ MORE

Apr 27, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,225 views
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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
 • 1,612 views
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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 • 1,529 views
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Renaming columns of dataframes

Assign the new names to the column ...READ MORE

May 3, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 771 views
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Run Unix command within Python

From the python docs, use the subprocess ...READ MORE

Apr 27, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,000 views
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List of lines from a file

with open(fname) as f: ...READ MORE

Apr 30, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 860 views
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Slice notation in Python for string reversal

The slice notation is [start:end:step]. Step = ...READ MORE

Apr 25, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,066 views
0 votes
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Adding elements to a list in python

Use extend() instead: l = [5, 7, 12, ...READ MORE

Apr 23, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,144 views
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Variables in Python

Variables in python work differently than they ...READ MORE

Apr 26, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 1,000 views
0 votes
1 answer

How to hide a window in the constructor immediately after creation?

You can use QtCore.QTimer class Example(QWidget):     def __init__(self, app):         QWidget.__init__(self)         QTimer.singleShot(0, ...READ MORE

Apr 17, 2018 in Python by anonymous
 • 1,357 views
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what are "and" and "or" operators in Python?

AND - True if both the operands ...READ MORE

Apr 18, 2018 in Python by Johnathon
 • 9,090 points • 1,295 views
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Dimension in python numpy

Use the .shape to print the dimensions ...READ MORE

Apr 20, 2018 in Python by aayushi
 • 750 points • 1,162 views
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Need help with searching a binary search tree

Instead of multiplying the number of nodes ...READ MORE

Apr 17, 2018 in Python by anonymous
 • 1,232 views
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Checking for empty list

Empty objects in python by default have ...READ MORE

Apr 24, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 878 views
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Get index in for loop

Use enumerate(): for index, value in enumerate(array): ...READ MORE

Apr 24, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 870 views
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Deleting list elements

Use pop(): a = [1, 2, 3, 4] a.pop(2) print(a) Now ...READ MORE

Apr 23, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 868 views
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Returning values in python

Place your values in a tuple and ...READ MORE

Apr 26, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 724 views
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Where can I get the list of Python keywords?

Just import a module “keyword”. Here you ...READ MORE

Apr 20, 2018 in Python by aayushi
 • 750 points • 992 views
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Python Switch construct?

You can use the python dictionary for ...READ MORE

Apr 19, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 929 views
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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 • 986 views
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Write dates as datetime objects

from datetime import datetime datetime_object = datetime.strptime('Aug 23 ...READ MORE

Apr 18, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 941 views
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Number division in python

For Python 3, use the // operator: q = ...READ MORE

Apr 18, 2018 in Python by Nietzsche's daemon
 • 4,260 points • 927 views
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