I believe I'm having some trouble with data type conversions. Currently I have an encrypted string stored in a database where the database column is of type bytea. When I fetch the record, Python ...

When you have byte sequences to work with it is tempting to simply write a for loop that processes each byte in turn. However, notice that there is no easy way to implement a shift operation on a ...

It it now time to look at grouping bits together to form bytes. Python is unusual in that it can represent a bit pattern of arbitrary length using its bignum data type. Most other languages have to ...