Final work for the Linguagens Formais e Automatos course from the Universidade Federal do Rio Grande do Sul.

Dependencies

• Python3.9
• playsound python module

How to use:

parser.py

usage: parser.py [-h] [-v] grammar

Sentence parser: returns if given sentences are part of the language described
in given grammar file.

positional arguments:
  grammar        path to file containing the grammar to be used

optional arguments:
  -h, --help     show this help message and exit
  -v, --verbose  print parsing steps

generator.py

usage: generator.py [-h] [-f path] grammar

Sentence generator: generates a sentence from the language described in given
grammar file.

positional arguments:

optional arguments:
  -h, --help     show this help message and exit
  -g grammar     path to file containing the grammar to be used
  -f path        path to directory containing .wav files named accordingly
                 with the terminal they represent

The script generator.py depends on the module pyaudio to play audios. To install use pip install pyaudio. You can still run the script without this module, but no audios will be played.

How to faustosay

./generator.py -f ./audios/fausto/ -g ./grammars/fausto.gr | ./faustaosay.py