Remove Punctuation

h1ros

May 29, 2019, 12:15:44 AM

Comments

Goal¶

This post aims to introduce how to remove punctuation using string.

Reference

Machine Learning Mastery - How to Clean Text for Machine Learning with Python

Libraries¶

In [9]:

import string

Create a document¶

In [10]:

documents = ["this isn't a sample.", 
            'this is another example.' ,
            'this" also appears in the second example.'
            'Is this an example?']

documents

Out[10]:

["this isn't a sample.",
 'this is another example.',
 'this" also appears in the second example.Is this an example?']

Remove Punctuation¶

In [11]:

table = str.maketrans('', '', string.punctuation)
doc_removed_punctuation = [w.translate(table) for w in documents]
doc_removed_punctuation

Out[11]:

['this isnt a sample',
 'this is another example',
 'this also appears in the second exampleIs this an example']