>>> import pandas as pd
>>> df = pd.DataFrame({'col1': [1, 2], 'col2': [3, 4]})
>>> df
col1 col2
0 1 3
1 2 4
>>> df.iloc[[1]] # DataFrame result
col1 col2
1 2 4
>>> df.iloc[1] # Series result
col1 2
col2 4
Name: 1, dtype: int64