def get_dependency_links(filename):
    """
     Parse a requirements pip file looking for the --find-links directive.
    Args:
        filename:  pip requirements requirements
    Returns:
        list of find-links's url
    """
    with open(filename) as file:
        parsed_requirements = file.read().splitlines()
    dependency_links = list()
    for line in parsed_requirements:
        line = line.strip()
        if line.startswith('--find-links'):
            dependency_links.append(line.split('=')[1])
    return dependency_links