A simple shell in python

simple_shell.py

## Python Commander
class simple_shell():
	def __init__(self):
		while True:
			self.listener()

	## Listener Function (required)
	def listener(self):
		self.user_input = input('---\nuser: ').split(' ')
		try:
			getattr(self, self.user_input[0])()
		except Exception as e:
			print(e)

	## Commands are Python Functions you edit
	def test(self):
		print('this was a test command')

	def exit(self):
		print('exiting...')
		exit()

if __name__ == '__main__':
	print('\n\n\nhey.')
	c = simple_shell()