Fix: Implement fixes for remote evaluation (#109)

* implement fixes for remote evaluation

* another spelling fix

* fixing a weird nltk not found error

* attempt to download missing nltk files in main.yml

* attempt to download nltk

* attempt to download nltk with python -c

* change the python command according to the error message

docs/tutorials/remote_evaluation.rst

@@ -10,7 +10,7 @@ For instance, with the agent in :ref:`first-agent`,
 
 .. code-block:: bash
 
-    > simuleval --standalone --remote-port 8888 --agent first_agent.py.py
+    > simuleval --standalone --remote-port 8888 --agent first_agent.py
     2022-12-06 19:12:26 | INFO | simuleval.cli | Evaluate system: DummyWaitkTextAgent
     2022-12-06 19:12:26 | INFO | simuleval.agent_server | Simultaneous Translation Server Started (process id 53902). Listening to port 8888
 

examples/quick_start/Dockerfile

@@ -1,10 +1,10 @@
 FROM python:3.8
 RUN apt-get update \
-&& apt-get upgrade -y \
-&& apt-get install -y \
-&& apt-get -y install apt-utils gcc libpq-dev libsndfile-dev
+    && apt-get upgrade -y \
+    && apt-get install -y \
+    && apt-get -y install apt-utils gcc libpq-dev libsndfile-dev
 RUN git clone https://github.com/facebookresearch/SimulEval.git
 WORKDIR SimulEval
 RUN git checkout v1.1.0
 RUN pip install -e .
-CMD ["simuleval", "--standalone", "--remote-port", "8888", "--agent", "examples/quick_start/first_agent.py.py"]
+CMD ["simuleval", "--standalone", "--remote-port", "8888", "--agent", "examples/quick_start/first_agent.py"]

simuleval/evaluator/remote.py

@@ -36,7 +36,7 @@ def results(self):
         return self.evaluator.results()
 
     def remote_eval(self):
-        for instance in self.evaluator.instance_iterator:
+        for instance in self.evaluator.iterator:
             self.system_reset()
             while not instance.finish_prediction:
                 self.send_source(instance.send_source(self.source_segment_size))