python pandas fillna

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Bianca
12 Jul 2018
1df['column'] = df['column'].fillna(0)
Gianluca
06 Apr 2016
1# importing pandas module
2import pandas as pd  
3# making data frame from csv file
4nba = pd.read_csv("nba.csv")
5  
6# replacing na values in college with No college
7nba["College"].fillna("No College", inplace = True)
8# OR
9nba.College.fillna("No College", inplace = True)
10  
11print(nba)
Lucia
04 Jan 2018
1>>> df.fillna(0)
2    A   B   C   D
30   0.0 2.0 0.0 0
41   3.0 4.0 0.0 1
52   0.0 0.0 0.0 5
63   0.0 3.0 0.0 4
7
Norah
10 May 2018
1When inplace = True , the data is modified in place, which means it will return nothing and the dataframe is now updated. When inplace = False , which is the default, then the operation is performed and it returns a copy of the object. You then need to save it to something.
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