Home
Q&A
Education
Technology
Credit
General
Health
Insurance
Questions
Ask a Question
How do I remove an element from a list by index in Python?
Home
Education
How do I remove an element from a list by index...
asked
Jan 22, 2022
in
Education
by
JackTerrance
How to remove an element from a list by index in Python, I tried list.remove method but it search the list and remove it but I don't want it to perform any search. How can I do this? Select the correct answer from above options
python
python-faq
list
1
Answer
0
votes
answered
Jan 22, 2022
by
JackTerrance
Best answer
You can use del , it also supports slices: >>> q = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] >>> del a[-1] >>> a [1, 2, 3, 4, 5, 6, 7, 8, 9] Alternatively you can also use pop : q = ['q', 'w', 'e', 'r'] q.pop() # now q is ['q', 'w', 'e']
Related questions
0
votes
Q: Finding the index of an item given a list containing it in Python
How can someone get a index (1) in Python for a list ["qwe", "asd", "zxc"] and an item "asd" in the list? Select the correct answer from above options...
asked
Jan 21, 2022
in
Education
by
JackTerrance
python
python-faq
list
index
0
votes
Q: How do you remove duplicates from a list whilst preserving order?
Is there a built-in that removes duplicates from a list in Python, whilst preserving order? I know that I can ... idiom if possible. Select the correct answer from above options...
asked
Jan 26, 2022
in
Education
by
JackTerrance
python
list
duplicate
python-faq
python-programming
0
votes
Q: How do I get the number of elements in a list in Python?
How can I get the number of elements of a list? Ex- items = [] items.append("one") items.append("two") items.append("three") Select the correct answer from above options...
asked
Jan 24, 2022
in
Education
by
JackTerrance
python
python-faq
list
0
votes
Q: How do I check if a list is empty?
suppose I have passed : list=[] How can I check if a list is empty or not? Select the correct answer from above options...
asked
Jan 24, 2022
in
Education
by
JackTerrance
list
python
python-faq
0
votes
Q: Python join: why is it string.join(list) instead of list.join(string)?
I am confused about the usage of string.join(list) instead of list.join(string), for instance see this code: ... reason behind this? Select the correct answer from above options...
asked
Jan 21, 2022
in
Education
by
JackTerrance
python
list
string
python-faq
0
votes
Q: How to randomly select an item from a list?
I have a list: foo= ['q'' , 'w' , 'e' , 'r' , 't' , 'y'] I want to retrieve an item randomly from this list, How can I do it in python? Select the correct answer from above options...
asked
Jan 21, 2022
in
Education
by
JackTerrance
python
list
python-faq
0
votes
Q: How can I count the occurrences of a list item?
I have an item and I want to count it's occurrence in a list, How can I do that in Python? Select the correct answer from above options...
asked
Jan 22, 2022
in
Education
by
JackTerrance
list
count
python
python-faq
0
votes
Q: How to make a flat list out of list of lists
Is there any shortcut to make a simple list out of a complex one in python? I already performed for a loop but ... help me with it. Select the correct answer from above options...
asked
Jan 21, 2022
in
Education
by
JackTerrance
python
python-faq
list
multidimensional-array
0
votes
Q: Understanding slice notation
I think the slice notation are sort of powerful but I don't know much about it, So can anyone give me a ... Python's slice notation? Select the correct answer from above options...
asked
Jan 21, 2022
in
Education
by
JackTerrance
slice
iterable
python-faq
list
python
0
votes
Q: How can I remove an element from a list?
I have a list and I want to remove a single element from it. How can I do this? I've tried looking ... 't found anything appropriate. Select the correct answer from above options...
asked
Feb 8, 2022
in
Education
by
JackTerrance
rprogramming
list
0
votes
Q: How do I sort a list of dictionaries by a value of the dictionary?
I want each item to be sorted by a specific property value from a list of dictionaries I have. Take the ... When sorted by name Select the correct answer from above options...
asked
Jan 20, 2022
in
Education
by
JackTerrance
python
list
sorting
dictionary
data-structures
0
votes
Q: How can I reverse a list in Python?
How can I do the following in Python? array = [0, 10, 20, 40] for (i = array.length() - 1; i >= ... but from the end to the beginning. Select the correct answer from above options...
asked
Feb 4, 2022
in
Education
by
JackTerrance
python
list
0
votes
Q: How can I remove a trailing newline in Python?
How can I remove the last character of a string in a newline, In perl I used chomp function what's equivalent to that in Python? Select the correct answer from above options...
asked
Jan 21, 2022
in
Education
by
JackTerrance
trailing
python
python-faq
string
0
votes
Q: How to return dictionary keys as a list in Python?
In Python 2.7, I could get dictionary keys, values, or items as a list: >>> newdict = {1:0, 2:0, 3:0} ... to return a list in Python 3? Select the correct answer from above options...
asked
Feb 4, 2022
in
Education
by
JackTerrance
python
list
dictionary
0
votes
Q: python write list to file
Is this the cleanest way to write a list to a file, since writelines() doesn't insert newline characters? file. ... be a standard way. Select the correct answer from above options...
asked
Feb 4, 2022
in
Education
by
JackTerrance
python
list
file-io
...