How to use the confuse.templates.Number function in confuse

elif isinstance(value, type) and issubclass(value, util.BASESTRING):
        return String()
    elif isinstance(value, util.BASESTRING):
        return String(value)
    elif isinstance(value, set):
        # convert to list to avoid hash related problems
        return Choice(list(value))
    elif (SUPPORTS_ENUM and isinstance(value, type)
            and issubclass(value, enum.Enum)):
        return Choice(value)
    elif isinstance(value, list):
        return OneOf(value)
    elif value is float:
        return Number()
    elif isinstance(value, float):
        return Number(value)
    elif value is None:
        return Template(None)
    elif value is REQUIRED:
        return Template()
    elif value is dict:
        return TypeTemplate(abc.Mapping)
    elif value is list:
        return TypeTemplate(abc.Sequence)
    elif isinstance(value, type):
        return TypeTemplate(value)
    else:
        raise ValueError(u'cannot convert to template: {0!r}'.format(value))

def as_number(self):
        """Get the value as any number type: int or float. Equivalent to
        `get(Number())`.
        """
        return self.get(templates.Number())

elif isinstance(value, int):
        return Integer(value)
    elif isinstance(value, type) and issubclass(value, util.BASESTRING):
        return String()
    elif isinstance(value, util.BASESTRING):
        return String(value)
    elif isinstance(value, set):
        # convert to list to avoid hash related problems
        return Choice(list(value))
    elif (SUPPORTS_ENUM and isinstance(value, type)
            and issubclass(value, enum.Enum)):
        return Choice(value)
    elif isinstance(value, list):
        return OneOf(value)
    elif value is float:
        return Number()
    elif isinstance(value, float):
        return Number(value)
    elif value is None:
        return Template(None)
    elif value is REQUIRED:
        return Template()
    elif value is dict:
        return TypeTemplate(abc.Mapping)
    elif value is list:
        return TypeTemplate(abc.Sequence)
    elif isinstance(value, type):
        return TypeTemplate(value)
    else:
        raise ValueError(u'cannot convert to template: {0!r}'.format(value))