look for dependency that setuptools cannot check or that are too painful to
    install with setuptools

def find_missing_modules():
    """
    look for dependency that setuptools cannot check or that are too painful to
    install with setuptools
    """
    missing_modules = []

    for module in MODULES:
        try:
            __import__(module[1])
        except ImportError:
            missing_modules.append(module)
    return missing_modules