how to count the unique values in a column in pandas code example

Example 1: count unique pandas

df['column'].nunique()

Example 2: 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}

Example 3: 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

Example 4: values of unique from dataframe with count

data = df.groupby('ColumnName')['IDColumnName'].nunique()
print(data)

Example 5: how to count unique values in a column dataframe in python

dataframe.column.nunique()

Example 6: dataframe python unique values rows

# get the unique values (rows)
df.drop_duplicates()