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 vote274 views1 answer
Django generate openapi schema command line
Python
1 vote294 views1 answer
Adding variable in python
Python
4 votes303 views2 answers
List to json python
Python
4 votes293 views3 answers
Gui python
Python
7 votes286 views2 answers
How to add a image in tkinter
Python
0 vote312 views1 answer
Sum values
Python
0 vote308 views1 answer
Django populate form from database
Python
1 vote318 views2 answers
'str' object has no attribute 'strftime'
Python
0 vote303 views1 answer
How to split a string with newline in python
Python
81 votes285 views6 answers
String to date python
Python