def __init__(self, server_settings):
"""
Loads a translation model and initialises the webserver.
@param server_settings: see `settings.py`
"""
self._style = server_settings.style
self._host = server_settings.host
self._port = server_settings.port
self._threads = server_settings.threads
self._debug = server_settings.verbose
self._models = server_settings.models
self._num_processes = server_settings.num_processes
self._status = self.STATUS_LOADING
# start webserver
self._server = Bottle()
self._server.config[
'logging.level'] = 'DEBUG' if server_settings.verbose else 'WARNING'
self._server.config['logging.format'] = '%(levelname)s: %(message)s'
self._server.install(LoggingPlugin(self._server.config))
logging.info("Starting Nematus Server")
# start translation workers
logging.info("Loading translation models")
self._translator = Translator(server_settings)
self._status = self.STATUS_OK
def __init__(self, server_settings):
"""
Loads a translation model and initialises the webserver.
@param server_settings: see `settings.py`
"""
self._style = server_settings.style
self._host = server_settings.host
self._port = server_settings.port
self._threads = server_settings.threads
self._debug = server_settings.verbose
self._models = server_settings.models
self._num_processes = server_settings.num_processes
self._status = self.STATUS_LOADING
# start webserver
self._server = Bottle()
self._server.config['logging.level'] = 'DEBUG' if server_settings.verbose else 'WARNING'
self._server.config['logging.format'] = '%(levelname)s: %(message)s'
self._server.install(LoggingPlugin(self._server.config))
logging.info("Starting Nematus Server")
# start translation workers
logging.info("Loading translation models")
self._translator = Translator(server_settings)
self._status = self.STATUS_OK
class NematusServer(object):
"""
Keeps a Nematus model in memory to answer http translation requests.
"""
STATUS_LOADING = 'loading'
STATUS_OK = 'ok'
def __init__(self, server_settings):
"""
Loads a translation model and initialises the webserver.
@param server_settings: see `settings.py`
"""
self._style = server_settings.style
self._host = server_settings.host
self._port = server_settings.port
self._threads = server_settings.threads
self._debug = server_settings.verbose
self._models = server_settings.models
self._num_processes = server_settings.num_processes
self._status = self.STATUS_LOADING
# start webserver
self._server = Bottle()
self._server.config[
'logging.level'] = 'DEBUG' if server_settings.verbose else 'WARNING'
self._server.config['logging.format'] = '%(levelname)s: %(message)s'
self._server.install(LoggingPlugin(self._server.config))
logging.info("Starting Nematus Server")
# start translation workers
logging.info("Loading translation models")
self._translator = Translator(server_settings)
self._status = self.STATUS_OK
def status(self):
"""
Reports on the status of this translation server.
"""
response_data = {
'status': self._status,
'models': self._models,
'version': pkg_resources.require("nematus")[0].version,
'service': 'nematus',
}
response.content_type = "application/json"
return json.dumps(response_data)
def translate(self):
"""
Processes a translation request.
"""
translation_request = request_provider(self._style, request)
logging.debug("REQUEST - " + repr(translation_request))
translations = self._translator.translate(translation_request.segments,
translation_request.settings)
response_data = {
'status': TranslationResponse.STATUS_OK,
'segments':
[translation.target_words for translation in translations],
}
translation_response = response_provider(self._style, **response_data)
logging.debug("RESPONSE - " + repr(translation_response))
response.content_type = translation_response.get_content_type()
return repr(translation_response)
def start(self):
"""
Starts the webserver.
"""
self._route()
self._server.run(host=self._host,
port=self._port,
debug=self._debug,
server='tornado',
threads=self._threads)
self._cleanup()
def _cleanup(self):
"""
Graceful exit for components.
"""
self._translator.shutdown()
def _route(self):
"""
Routes webserver paths to functions.
"""
self._server.route('/status', method="GET", callback=self.status)
self._server.route('/translate',
method="POST",
callback=self.translate)
class NematusServer(object):
"""
Keeps a Nematus model in memory to answer http translation requests.
"""
STATUS_LOADING = 'loading'
STATUS_OK = 'ok'
def __init__(self, server_settings):
"""
Loads a translation model and initialises the webserver.
@param server_settings: see `settings.py`
"""
self._style = server_settings.style
self._host = server_settings.host
self._port = server_settings.port
self._threads = server_settings.threads
self._debug = server_settings.verbose
self._models = server_settings.models
self._num_processes = server_settings.num_processes
self._status = self.STATUS_LOADING
# start webserver
# self._server = Bottle()
# self._server.config['logging.level'] = 'DEBUG' if server_settings.verbose else 'WARNING'
# self._server.config['logging.format'] = '%(levelname)s: %(message)s'
# self._server.install(LoggingPlugin(self._server.config))
# logging.info("Starting Nematus Server")
# start translation workers
logging.info("Loading translation models")
self._translator = Translator(server_settings)
print("Server")
self._status = self.STATUS_OK
def status(self):
"""
Reports on the status of this translation server.
"""
response_data = {
'status': self._status,
'models': self._models,
'service': 'nematus',
}
response.content_type = "application/json"
return json.dumps(response_data)
def translate(self, segment):
"""
Processes a translation request.
"""
translations = self._translator.translate_string(
segment, TranslationSettings())
result = " ".join(translations[0].target_words)
return result
def start(self):
"""
Starts the webserver.
"""
self._route()
self._server.run(host=self._host,
port=self._port,
debug=self._debug,
server='tornado',
threads=self._threads)
self._cleanup()
def _cleanup(self):
"""
Graceful exit for components.
"""
self._translator.shutdown()
def _route(self):
"""
Routes webserver paths to functions.
"""
self._server.route('/status', method="GET", callback=self.status)
self._server.route('/translate',
method="POST",
callback=self.translate)
class NematusServer(object):
"""
Keeps a Nematus model in memory to answer http translation requests.
"""
STATUS_LOADING = 'loading'
STATUS_OK = 'ok'
def __init__(self, server_settings):
"""
Loads a translation model and initialises the webserver.
@param server_settings: see `settings.py`
"""
self._style = server_settings.style
self._host = server_settings.host
self._port = server_settings.port
self._threads = server_settings.threads
self._debug = server_settings.verbose
self._models = server_settings.models
self._num_processes = server_settings.num_processes
self._status = self.STATUS_LOADING
# start webserver
self._server = Bottle()
self._server.config['logging.level'] = 'DEBUG' if server_settings.verbose else 'WARNING'
self._server.config['logging.format'] = '%(levelname)s: %(message)s'
self._server.install(LoggingPlugin(self._server.config))
logging.info("Starting Nematus Server")
# start translation workers
logging.info("Loading translation models")
self._translator = Translator(server_settings)
self._status = self.STATUS_OK
def status(self):
"""
Reports on the status of this translation server.
"""
response_data = {
'status': self._status,
'models': self._models,
'version': pkg_resources.require("nematus")[0].version,
'service': 'nematus',
}
response.content_type = "application/json"
return json.dumps(response_data)
def translate(self):
"""
Processes a translation request.
"""
translation_request = request_provider(self._style, request)
logging.debug("REQUEST - " + repr(translation_request))
translations = self._translator.translate(
translation_request.segments,
translation_request.settings
)
response_data = {
'status': TranslationResponse.STATUS_OK,
'segments': [translation.target_words for translation in translations],
}
translation_response = response_provider(self._style, **response_data)
logging.debug("RESPONSE - " + repr(translation_response))
response.content_type = translation_response.get_content_type()
return repr(translation_response)
def start(self):
"""
Starts the webserver.
"""
self._route()
self._server.run(host=self._host, port=self._port, debug=self._debug, server='tornado', threads=self._threads)
self._cleanup()
def _cleanup(self):
"""
Graceful exit for components.
"""
self._translator.shutdown()
def _route(self):
"""
Routes webserver paths to functions.
"""
self._server.route('/status', method="GET", callback=self.status)
self._server.route('/translate', method="POST", callback=self.translate)