assembler_triebuilder.py

    ...
    trie_local_file_name = f"/app/assembler/triebuilder/shared_data/trie_{phrase_file}.dat"
    pickle.dump(trie, open(trie_local_file_name, "wb"))

    requests.post(f"http://distributor.backend:6000/reload-trie?trie_file=trie_{phrase_file}.dat")
    ...

distributor_backend.py

class Backend:
  ...

class TopPhrasesResource(object):
    def __init__(self, backend):
        self._backend = backend
        ...
        
class ReloadTrieResource(object):
    def __init__(self, backend):
        self._backend = backend

    def on_post(self, req, resp):
        trie_file = req.params['trie_file']
        self._backend._load_trie(trie_file)
        resp.status = falcon.HTTP_200

app = falcon.API()
common_backend = Backend()
top_phrases_resource = TopPhrasesResource(common_backend)
app.add_route('/top-phrases', top_phrases_resource)

reload_trie_resource = ReloadTrieResource(common_backend)
app.add_route('/reload-trie', reload_trie_resource)