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 vote202 views2 answers
To copy a directory from a local to remote system, use the -r option
Python
2 votes194 views6 answers
How to setup Turtle python
Python
0 vote230 views1 answer
How to know if the numbers is par in python
Python
0 vote254 views2 answers
Python trace table
Python
1 vote225 views1 answer
Python tk fullscreen
Python
1 vote180 views1 answer
What is the size of cover in facebook
Python
0 vote186 views1 answer
How to capture video in google colab with python
Python
91 votes195 views6 answers
How to create a virtual environment in python
Python
0 vote184 views1 answer
Google translator api pyhton
Python
0 vote185 views1 answer
Isosceles triangle code in python
Python