def list_found_duplicates(in_list):
    """
    Check list for duplicate entries. Return True if duplicates found,
    and False if not duplicates found.

    >>> in_list = ["hallo", "hello"]
    >>> list_found_duplicates(in_list)
    False
    >>> in_list = ["hallo", "hello", "hollo", "hello"]
    >>> list_found_duplicates(in_list)
    True

    """
    if len(set(in_list)) == len(in_list):
        return False
    else:
        return True