Function get_root_modules

IPython/core/completerlib.py:108–152

Returns a list containing the names of all the modules available in the folders of the pythonpath. ip.db['rootmodules_cache'] maps sys.path entries to list of modules.

()

def get_root_modules():
    """
    Returns a list containing the names of all the modules available in the
    folders of the pythonpath.

    ip.db['rootmodules_cache'] maps sys.path entries to list of modules.
    """
    ip = get_ipython()
    if ip is None:
        # No global shell instance to store cached list of modules.
        # Don't try to scan for modules every time.
        return list(sys.builtin_module_names)

    if getattr(ip.db, "_mock", False):
        rootmodules_cache = {}
    else:
        rootmodules_cache = ip.db.get("rootmodules_cache", {})
    rootmodules = list(sys.builtin_module_names)
    start_time = time()
    store = False
    for path in sys.path:
        try:
            modules = rootmodules_cache[path]
        except KeyError:
            modules = module_list(path)
            try:
                modules.remove('__init__')
            except ValueError:
                pass
            if path not in ('', '.'): # cwd modules should not be cached
                rootmodules_cache[path] = modules
            if time() - start_time > TIMEOUT_STORAGE and not store:
                store = True
                print("\nCaching the list of root modules, please wait!")
                print("(This will only be done once - type '%rehashx' to "
                      "reset cache!)\n")
                sys.stdout.flush()
            if time() - start_time > TIMEOUT_GIVEUP:
                print("This is taking too long, we give up.\n")
                return []
        rootmodules.extend(modules)
    if store:
        ip.db['rootmodules_cache'] = rootmodules_cache
    rootmodules = list(set(rootmodules))
    return rootmodules


def is_importable(module, attr: str, only_modules) -> bool: