pandas get unique count of column code example

Example 1: count unique pandas

df['column'].nunique()

Example 2: how to count unique values in a column dataframe in python

dataframe.column.nunique()

Example 3: count unique pandas

df.nunique()

Example 4: python - count how many unique in a column

df['var_1'].nunique()   # How many unque values are present in a variable