human
Solve in Python:
Teach snoopy and scooby doo how to bark using object methods. 
Currently only snoopy can bark and not scooby doo. 

```python
snoopy.bark() #return "Woof"
scoobydoo.bark() #undefined
```
Use method prototypes to enable all Dogs to bark.

Can you provide a the Python code you requested?
assistant
#Here is the Python code you requested.

class Dog ():
  def __init__(self, breed):
    self.breed = breed
  def bark(self):
    return "Woof"

snoopy = Dog("Beagle")

#snoopy.bark #= lambda: "Woof"

scoobydoo = Dog("Great Dane")