pandas unique values to list code example

Example 1: pandas unique values in column

#List unique values in the df['name'] column
df.name.unique()

Example 2: get list of unique values in pandas column

a = df['column name'].unique() #returns a list of unique values

Example 3: pandas unique values to list

df.groupby('param')['column'].nunique().sort_values(ascending=False).unique().tolist()