pd.Series.duplicated
pandas.Series.duplicated(keep='first')
Supported Arguments None
Example Usage
>>> @bodo.jit
... def f(S):
...  return S.duplicated()
>
>>> S = pd.Series([1, 2, 1, np.nan, 3, 2, np.nan, 4])
0    False
1    False
2     True
3    False
4    False
5     True
6     True
7    False
dtype: bool