Answers for "unique values in dataframe"

1

get list of unique values in pandas column

a = df['column name'].unique() #returns a list of unique values
Posted by: Guest on March-29-2021
4

dataframe unique values in each column

for col in df:
    print(df[col].unique())
Posted by: Guest on August-20-2020
4

unique values in dataframe column count

df.groupby('mID').agg(['count', 'size', 'nunique']).stack()


             dID  hID  uID
mID                       
A   count      5    5    5
    size       5    5    5
    nunique    3    5    5
B   count      2    2    2
    size       2    2    2
    nunique    2    2    2
C   count      1    1    1
    size       1    1    1
    nunique    1    1    1
Posted by: Guest on August-20-2020
1

count unique values pandas

df['hID'].nunique()
5
Posted by: Guest on May-28-2020
0

dataframe python unique values rows

# get the unique values (rows)
df.drop_duplicates()
Posted by: Guest on June-03-2020
0

unique rows in dataframe

In [33]: df[df.columns[df.apply(lambda s: len(s.unique()) > 1)]]
Out[33]: 
   A  B
0  0  a
1  1  b
2  2  c
3  3  d
4  4  e
Posted by: Guest on May-20-2021

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