Answers for "how to put the count if no.of values in a column in python data frame"

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}

Posted by: Guest on November-18-2020

python count variable and put the count in a column of data frame

df['freq'] = df.groupby('myvar')['myvar'].transform('count')

Posted by: Guest on June-19-2020

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