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return count of unique values pandas
item_counts = df[ "Your_Column" ] . value_counts( )
count unique pandas
count unique values in pandas column
df[ 'column_name' ] . value_counts( )
values of unique from dataframe with count
data = df. groupby( 'ColumnName' ) [ 'IDColumnName' ] . nunique( )
print ( data)
how to count number of unique values in a column python
pd. value_counts( df. Account_Type)
Gold 3
Platinum 1
Name: Account_Type, dtype: int64
get count of unique values in column pandas
df = df. groupby( 'domain' ) [ 'ID' ] . nunique( )
print ( df)
domain
'facebook.com' 1
'google.com' 1
'twitter.com' 2
'vk.com' 3
Name: ID, dtype: int64
how to count unique values in a column dataframe in python
dataframe. column. nunique( )
Count unique values Pandas
df = df. groupby( 'domain' ) [ 'ID' ] . nunique( )
how to count unique values in dataframe df python
df. nunique( )
df. nunique( axis= 1 )
count unique values pandas
count unique pandas
python - count how many unique in a column
Find and count unique values of a single column in Pandas DataFrame
import pandas as pd
df = pd. DataFrame( { 'fruits' : [ 'orange' , 'mango' , 'apple' , 'grapes' , 'orange' , 'mango' ] ,
'price' : [ '40' , '80' , '30' , '40' , '30' , '80' ] ,
'quantity' : [ '200' , '300' , '300' , '400' , '200' , '800' ]
} )
print ( df. fruits. value_counts( ) )
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
dataframe python unique values rows
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
dataframe number of unique rows
1
2
df. drop_duplicates( keep= 'last' )
pandas count distinct values in column
pd. to_datetime( df. ISSDTM, errors= 'coerce' ) . dt. year
0 2013
1 2013
2 2009
3 2009
Name: ISSDTM, dtype: int64
pandas get number unique values in column
df[ "Your_Column" ] . nunique( )
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