Features-6081
The following work has been done:
- Added a constructor for Crypto.Sign, it takes two arguments a key and an object of type Datum, DatumTx, DatumToken, DaturmTokenEmission or bytes.
- Added a constructor for Crypto.Hash, it takes an argument of an object of type Datum, DatumTx, DatumToken, DaturmTokenEmission or bytes
- Added a function for the operation of the comparison operator in a Python script.
- The use of the PyErr_Print function has been replaced by our own functions for logging exceptions that have arisen in Python.