Count unique values in python

Return count of unique values pandas

#TO count repetition of each unique values(to find How many times the same-
# unique value is appearing in the data)

item_counts = df["Your_Column"].value_counts()
#Returns Dictionary => {"Value_name" : number_of_appearences}

Count unique values Pandas

df = df.groupby('domain')['ID'].nunique()

Source: codegrepper.com

Count unique values in python

words = ['a', 'b', 'c', 'a']
unique_words = set(words)             # == set(['a', 'b', 'c'])
unique_word_count = len(unique_words) # == 3

Source: stackoverflow.com

Count unique values in python

aa="XXYYYSBAA"
bb=dict(zip(list(aa),[list(aa).count(i) for i in list(aa)]))
print(bb)
# output:
# {'X': 2, 'Y': 3, 'S': 1, 'B': 1, 'A': 2}

-1

Source: stackoverflow.com

Similar codes

0 vote298 views1 answer
Django import excel file from same directory
Python Django
0 vote250 views1 answer
Open a python script on click flask
Python
0 vote245 views1 answer
Get first not null value from column dataframe
Python
0 vote256 views1 answer
Selenium click on item in a list
Python
0 vote269 views1 answer
Getting tradingview historical data using python
Python
23 votes258 views1 answer
Python hour from datetime
Python
35 votes262 views5 answers
Sort by dataframe
Python
0 vote239 views2 answers
Call shell script from python
Python
4 votes252 views2 answers
Python wait until
Python
0 vote263 views1 answer
Python pickle 'ascii' codec can't decode byte 0x80 in position 0
Python