class Identifier:
    pass

class Keyword:
    pass

class Operator:
    pass


class Separator:
    pass


class Constant:
    pass

class Integer(Constant):
	pass

class Float(Constant):
	pass

class String(Constant):
	pass

class Char(Constant):
	pass

class Bool(Constant):
    pass

class Error:
    pass

class Program:
    pass

class Function:
    pass

class Args:
    pass

class Assign:
    pass

class Type(Keyword):
    pass