gngram-lookup 1.2.0

Static Hash-Based Lookup for Google Ngram Frequencies

gngram-lookup

Word frequency and part-of-speech tags from 500 years of books. O(1) lookup. 5 million words.

Install

pip install gngram-lookup
python -m gngram_lookup.download_data       # frequency data, ~110 MB
python -m gngram_lookup.download_pos_data   # POS tag data, separate download

Python

import gngram_lookup as ng

ng.exists('computer')       # True
ng.exists('xyznotaword')    # False

ng.frequency('computer')
# {'peak_tf': 2000, 'peak_df': 2000, 'sum_tf': 892451, 'sum_df': 312876}

ng.batch_frequency(['the', 'algorithm', 'xyznotaword'])
# {'the': {...}, 'algorithm': {...}, 'xyznotaword': None}

ng.pos('fast')                           # ['ADJ', 'ADV', 'VERB']
ng.pos('corn', min_tf=100000)            # ['ADJ', 'NOUN']
ng.pos_freq('corn')                      # {'NOUN': 11722803, 'ADJ': 1433642, ...}
ng.has_pos('sing', ng.PosTag.VERB)       # True
ng.has_pos('sing', ng.PosTag.VERB, min_tf=1000)  # True

CLI

ng-exists computer    # True, exit 0
ng-exists xyznotaword # False, exit 1

ng-freq computer
# peak_tf_decade: 2000
# peak_df_decade: 2000
# sum_tf: 892451
# sum_df: 312876

ng-pos fast           # ADJ ADV VERB
ng-pos-freq corn      # ADJ: 1,433,642 / NOUN: 11,722,803 / VERB: 85,411
ng-has-pos sing VERB  # True, exit 0
ng-has-pos fast NOUN  # False, exit 1

Docs

• API Reference
• CLI Reference
• Data Format
• Use Cases
• Development

See Also

• bnc-lookup - O(1) lookup for British National Corpus
• wordnet-lookup - O(1) lookup for WordNet

Attribution

Data derived from the Google Books Ngram dataset.

License

Proprietary. See LICENSE.