def is_scoped_package(name):
    """
    Return True if name contains a namespace.

    For example::
    >>> is_scoped_package('@angular')
    True
    >>> is_scoped_package('some@angular')
    False
    >>> is_scoped_package('linq')
    False
    >>> is_scoped_package('%40angular')
    True
    """
    return name.startswith(('@', '%40',))