Sandbox::https://github.com/back2yes/ArithmeticEncodingPython/blob/main/example.py

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import pyae

# Example for encoding a simple text message using the PyAE module.

frequency_table = {"a": 2,

"b": 7,

"c": 1}

AE = pyae.ArithmeticEncoding(frequency_table=frequency_table,

save_stages=True)

original_msg = "abc"

print("Original Message: {msg}".format(msg=original_msg))

encoded_msg, encoder = AE.encode(msg=original_msg,

probability_table=AE.probability_table)

print("Encoded Message: {msg}".format(msg=encoded_msg))

decoded_msg, decoder = AE.decode(encoded_msg=encoded_msg,

msg_length=len(original_msg),

probability_table=AE.probability_table)

print("Decoded Message: {msg}".format(msg=decoded_msg))

decoded_msg = "".join(decoded_msg)

print("Message Decoded Successfully? {result}".format(result=original_msg == decoded_msg))