/Python/Dictionary from two columns pandas

Dictionary from two columns pandas

pd.Series(df.A.values,index=df.B).to_dict()

Source: stackoverflow.com

Create dict from two columns pandas

In [6]: df = pd.DataFrame(randint(0,10,10000).reshape(5000,2),columns=list('AB'))

In [7]: %timeit dict(zip(df.A,df.B))
1000 loops, best of 3: 1.27 ms per loop

In [8]: %timeit pd.Series(df.A.values,index=df.B).to_dict()
1000 loops, best of 3: 987 us per loop

Source: stackoverflow.com

Python how to create dict from dataframe based on 2 columns

In [9]: pd.Series(df.Letter.values,index=df.Position).to_dict()
Out[9]: {1: 'a', 2: 'b', 3: 'c', 4: 'd', 5: 'e'}

Source: stackoverflow.com

Similar codes

1 vote276 views1 answer
Python get timestamp 2020-04-23T12:00:00Z
Python
0 vote284 views1 answer
Combine date and time python
Python
2 votes275 views1 answer
Python pip graphviz
Python
0 vote305 views1 answer
Python - Cómo Jugar archivo Mp3
Python
10 votes289 views10 answers
Hello
Python
1 vote274 views1 answer
Python get object attribute by string
Python
0 vote373 views1 answer
Django queryset with multiple contain keyword
Python Django
1 vote333 views1 answer
How do you create a countdown using turtle python
Python
6 votes266 views2 answers
Django queryset get all distinct
Python
34 votes293 views3 answers
Python elapsed time
Python