pandas.Series.str.len

Compute the length of each element in the Series/Index. The element may be a sequence (such as a string, tuple or list) or a collection (such as a dictionary).

return

Series or Index of int A Series or Index of integer values indicating the length of each element in the Series or Index.

Limitations

Series elements are expected to be Unicode strings. Elements cannot be NaNs.

Examples

Compute the length of each element in the Series

import pandas as pd
from numba import njit


@njit
def series_str_len():
    series = pd.Series(['foo', 'bar', 'foobar'])  # Series of 'foo', 'bar', 'foobar'
    out_series = series.str.len()

    return out_series  # Expect series of 3, 3, 6


print(series_str_len())

$ python ./series/str/series_str_len.py
0    3
1    3
2    6
dtype: int64

See also

str.len

Python built-in function returning the length of an object.

Series.size

Returns the length of the Series.