/Python/Python list keys from dictionary

Python list keys from dictionary

# Basic syntax:
list_of_keys = list(dictionary.keys())

Source: grepper.com

Python get dictionary keys as list

# To get all the keys of a dictionary as a list, see below
newdict = {1:0, 2:0, 3:0}
list(newdict)
# Output:
# [1, 2, 3]

Source: grepper.com

Dict keys to list in python

>>> newdict = {1:0, 2:0, 3:0}
>>> [*newdict]
[1, 2, 3]

"""
In [1]: newdict = {1:0, 2:0, 3:0}

In [2]: %timeit [*newdict]
107 ns ± 5.42 ns per loop 

In [3]: %timeit list(newdict)
144 ns ± 7.99 ns per loop 

In [4]: %timeit [k for k in newdict]
257 ns ± 21.6 ns per loop 
"""

>>> list(newdict.keys())  # don't do this.

Source: stackoverflow.com

A list of keys and a list of values to a dictionary python

dict(zip(a, b))

Source: stackoverflow.com

How do I get the list of keys in a Dictionary?

List<string> keyList = new List<string>(this.yourDictionary.Keys);

Source: stackoverflow.com

Convert dictionary keys to list python

newlist = list()
for i in newdict.keys():
    newlist.append(i)

Source: stackoverflow.com

Dict_keys to list

list(newdict.keys())

Source: stackoverflow.com

Get dictionary keys as a list using dict.keys()

# Driver program
dict = {1: 'Geeks', 2: 'for', 3: 'geeks'}
print(dict.keys())

Source: geeksforgeeks.org

Python using list as dictionary key

# Declaring a dictionary
d = {} 
  
# This is the list which we are 
# trying to use as a key to
# the dictionary
a =[1, 2, 3, 4, 5]
  
# converting the list a to a string
p = str(a)
d[p]= 1
  
# converting the list a to a tuple
q = tuple(a) 
d[q]= 1
  
for key, value in d.items():
    print(key, ':', value)

Source: geeksforgeeks.org

How do I get the list of keys in a Dictionary?

Dictionary<string, int> data = new Dictionary<string, int>();
data.Add("abc", 123);
data.Add("def", 456);
foreach (string key in data.Keys) // look carefully Keys is used with "s" in it
{
	Console.WriteLine(key);
}

Source: stackoverflow.com

Similar codes

0 vote178 views1 answer
Wand image resize
Python
6 votes193 views1 answer
Cv2 resize
Python
4 votes132 views1 answer
Pandas display one row
Python
1 vote151 views1 answer
Conver all dict keys to str python
Python
0 vote220 views1 answer
Python check if image is corrupted
Python
45 votes200 views3 answers
Git repository
Python
25 votes191 views6 answers
Fibonacci
Python
0 vote224 views1 answer
Django show image in admin page
Python Django
33 votes169 views2 answers
Find a largest number in function list python
Python
0 vote190 views1 answer
Pandas read_csv nan as empty string
Python