/Python/Rename keys in dictionary python

Rename keys in dictionary python

Python dictionary rename key

def rename_keys(dict_, new_keys):
    """
     new_keys: type List(), must match length of dict_
    """

    # dict_ = {oldK: value}
    # d1={oldK:newK,} maps old keys to the new ones:  
    d1 = dict( zip( list(dict_.keys()), new_keys) )

          # d1{oldK} == new_key 
    return {d1[oldK]: value for oldK, value in dict_.items()}

Source: stackoverflow.com

Rename keys in dictionary python

# For a regular dict
mydict[k_new] = mydict.pop(k_old)

# To preserve ordering
d = {0:0, 1:1, 2:2, 3:3}
{"two" if k == 2 else k:v for k,v in d.items()}
# => {0: 0, 1: 1, 'two': 2, 3: 3}

Source: stackoverflow.com

Similar codes

2 votes254 views2 answers
Super in django manager
Python
0 vote196 views1 answer
Only get top 10 python dataframe
Python
0 vote172 views1 answer
Rabin karp algorithm
Python
4 votes294 views3 answers
Python coin flip
Python
4 votes334 views2 answers
Python find the factors of a number
Python
1 vote198 views2 answers
Urllib.error.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: self signed certificate in certificate chain (_ssl.c:997)>
Python
1 vote307 views1 answer
Create django group
Python Django
4 votes170 views2 answers
Remove all 0 from list python
Python
0 vote183 views1 answer
Codeforces 677a python solution
Python
5 votes186 views5 answers
Pandas shape
Python