pandas.Series.str.lstrip¶

Series.str.lstrip(to_strip=None)[source]¶

Remove leading characters.

Strip whitespaces (including newlines) or a set of specified characters from each string in the Series/Index from left side. Equivalent to str.lstrip().

Parameters

to_stripstr or None, default None: Specifying the set of characters to be removed. All combinations of this set of characters will be stripped. If None then whitespaces are removed.

Returns

Series or Index of object

See also

Series.str.strip: Remove leading and trailing characters in Series/Index.
Series.str.lstrip: Remove leading characters in Series/Index.
Series.str.rstrip: Remove trailing characters in Series/Index.

Examples

>>> s = pd.Series(['1. Ant.  ', '2. Bee!\n', '3. Cat?\t', np.nan])
>>> s
0    1. Ant.
1    2. Bee!\n
2    3. Cat?\t
3          NaN
dtype: object

>>> s.str.strip()
0    1. Ant.
1    2. Bee!
2    3. Cat?
3        NaN
dtype: object

>>> s.str.lstrip('123.')
0    Ant.
1    Bee!\n
2    Cat?\t
3       NaN
dtype: object

>>> s.str.rstrip('.!? \n\t')
0    1. Ant
1    2. Bee
2    3. Cat
3       NaN
dtype: object

>>> s.str.strip('123.!? \n\t')
0    Ant
1    Bee
2    Cat
3    NaN
dtype: object

pandas.Series.str.lower pandas.Series.str.match