texthero.preprocessing.remove_stopwords¶

remove_stopwords(input: pandas.core.series.Series, stopwords: Union[Set[str], NoneType] = None, remove_str_numbers=False) → pandas.core.series.Series¶

Remove all instances of words.

By default uses NLTK’s english stopwords of 179 words:

Parameters

inputPandas Series

stopwordsSet[str], Optional

Set of stopwords string to remove. If not passed, by default it used NLTK English stopwords.

Examples

Using default NLTK list of stopwords:

>>> import texthero as hero
>>> import pandas as pd
>>> s = pd.Series("Texthero is not only for the heroes")
>>> hero.remove_stopwords(s)
0    Texthero      heroes
dtype: object

Add custom words into the default list of stopwords:

>>> import texthero as hero
>>> from texthero import stopwords
>>> import pandas as pd
>>> default_stopwords = stopwords.DEFAULT
>>> custom_stopwords = default_stopwords.union(set(["heroes"]))
>>> s = pd.Series("Texthero is not only for the heroes")
>>> hero.remove_stopwords(s, custom_stopwords)
0    Texthero      
dtype: object