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A port of Google's language-detection library that supports 55 languages and uses a probabilistic model based on character n-grams for detection.

langdetect

An easy-to-use library for natural language processing that includes language detection capabilities, relying on Google Translate's language detection API.

TextBlob

A standalone language identification tool that is pre-trained over a large number of languages and is efficient for detection.

langid

A highly accurate language detection library that supports 75 languages and can work with both long texts and single words.

Lingua

lingua-language-detector

Python bindings for Google's Compact Language Detector 2, known for high accuracy and supporting over 80 languages.

PyCLD2

A library developed by Facebook that supports language identification for multiple languages through a pretrained model.

fasttext

A multilingual NLP library that provides language detection for over 130 languages alongside other capabilities.

Polyglot

A Python binding for CLD2 that offers fast and reliable language detection support.

cld2-cffi

A comprehensive library for NLP tasks, including language detection based on statistical models.

Natural Language Toolkit (NLTK)

Though primarily an NLP library, spaCy also provides functionality for detecting the language of the text.

spaCy

This list highlights popular Python libraries for detecting the language of text, useful for various applications in natural language processing.

Python Libraries for Language Detection