storage.py

import sys
from slither import Slither

assert len(sys.argv) == 2
address = sys.argv[1]
slither = Slither(address)
for contract in slither.contracts_derived:
    for var in contract.variables: 
        if not var.is_constant and not var.is_immutable:
            (slot, offset) = contract.compilation_unit.storage_layout_of(
                        contract, var
                    )
            print(var.name, "slot", slot, "offset", offset)