count distinct values pandas code example
Example 1: pandas groupby column count distinct values
# Pandas group by a column looking at the count unique/count distinct values of another column
df.groupby('param')['group'].nunique()
Example 2: how to get distinct value in a column dataframe in python
df.column.unique()
Example 3: count unique values pandas
df['hID'].nunique()
5
Example 4: pandas count distinct values in a column
Series.value_counts(self, normalize=False, sort=True, ascending=False, bins=None, dropna=True)