Created
September 18, 2024 21:36
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Calcola i token di un testo usando tiktoken
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| #!/usr/bin/env python3 | |
| ## pip install tiktoken | |
| import argparse | |
| import tiktoken | |
| import sys | |
| def count_tokens(text, model_name="gpt-4"): | |
| # Inizializza il tokenizzatore per il modello GPT-4 | |
| encoding = tiktoken.encoding_for_model(model_name) | |
| tokens = encoding.encode(text) | |
| return len(tokens) | |
| def main(): | |
| parser = argparse.ArgumentParser(description="Calcola i token di un testo usando tiktoken.") | |
| # Aggiunge un'opzione per l'input da file | |
| parser.add_argument("txt_file", nargs='?', default=None, help="File di testo.") | |
| # Analizza gli argomenti forniti | |
| args = parser.parse_args() | |
| if not args.txt_file: | |
| text = sys.stdin.read() | |
| else: | |
| try: | |
| with open(args.txt_file, 'r', encoding='utf-8') as file: | |
| text = file.read() | |
| except FileNotFoundError: | |
| print(f"Errore: Il file {args.txt_file} non esiste.") | |
| sys.exit(1) | |
| # Conta i token | |
| token_count = count_tokens(text) | |
| print(f"{token_count}") | |
| if __name__ == "__main__": | |
| main() |
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