>>> from protofuzz import protofuzz
>>> message_fuzzers = protofuzz.from_description_string("""
...     message Address {
...      required int32 house = 1;
...      required string street = 2;
...     }
... """)
>>> for obj in message_fuzzers['Address'].permute():
...     print("Generated object: {}".format(obj))
...
Generated object: house: -1
street: "!"
Generated object: house: 0
street: "!"
Generated object: house: 256
street: "!"
...

>>> message_fuzzers = protofuzz.from_description_string("""
...     message Address {
...      required int32 house = 1;
...      required string street = 2;
...     }
...     message Other {
...       required Address addr = 1;
...       required uint32 foo = 2;
...     }
... """)
>>> fuzzer = message_fuzzers['Other']
>>> # The following creates a dependency that ensures Other.foo is always set
>>> # to 1 greater than Other.addr.house
>>> fuzzer.add_dependency('foo', 'addr.house', lambda x: x+1)
>>> for obj in fuzzer.permute():
...     print("Generated object: {}".format(obj))