/Python/Pandas condense dataframe by summing according to ID

Pandas condense dataframe by summing according to ID

# Original dataframe df:
Fruit   Date      Name  Number
Apples  10/6/2016 Bob    7
Apples  10/6/2016 Bob    8
Apples  10/6/2016 Mike   9
Apples  10/7/2016 Steve 10
Apples  10/7/2016 Bob    1
Oranges 10/7/2016 Bob    2
Oranges 10/6/2016 Tom   15
Oranges 10/6/2016 Mike  57
Oranges 10/6/2016 Bob   65
Oranges 10/7/2016 Tony   1
Grapes  10/7/2016 Bob    1
Grapes  10/7/2016 Tom   87
Grapes  10/7/2016 Bob   22
Grapes  10/7/2016 Bob   12
Grapes  10/7/2016 Tony  15

df.groupby(['Fruit','Name']).sum() # Use .groupby().sum()

#Output:                
Fruit   Name    Number     
Apples  Bob        16
        Mike        9
        Steve      10
Grapes  Bob        35
        Tom        87
        Tony       15
Oranges Bob        67
        Mike       57
        Tom        15
        Tony        1

Source: stackoverflow.com

Similar codes

17 votes332 views4 answers
Count unique values in python
Python
0 vote321 views1 answer
Install aws sdk ubuntu 20.04 command line
Python
0 vote299 views1 answer
Vreverse all elemetns of a list in place python
Python
85 votes280 views6 answers
For python
Python
0 vote312 views1 answer
Xlabel font type matplotlib
Python
91 votes309 views6 answers
Reverse array python
Python
0 vote355 views1 answer
Condtion for equal time in selenium python
Python
15 votes312 views5 answers
List of dataframe to dataframe
Python
-1 vote318 views1 answer
How to find root value python
Python
1 vote286 views1 answer
Python auto reload module ipython
Python