LibreTranslate/app/main.py

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import argparse
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import sys
import operator
from app.app import create_app
from app.default_values import DEFAULT_ARGUMENTS as DEFARGS
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def main():
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parser = argparse.ArgumentParser(
description="LibreTranslate - Free and Open Source Translation API"
)
parser.add_argument(
"--host", type=str, help="Hostname (%(default)s)", default=DEFARGS['HOST']
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)
parser.add_argument("--port", type=int, help="Port (%(default)s)", default=DEFARGS['PORT'])
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parser.add_argument(
"--char-limit",
default=DEFARGS['CHAR_LIMIT'],
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type=int,
metavar="<number of characters>",
help="Set character limit (%(default)s)",
)
parser.add_argument(
"--req-limit",
default=DEFARGS['REQ_LIMIT'],
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type=int,
metavar="<number>",
help="Set the default maximum number of requests per minute per client (%(default)s)",
)
parser.add_argument(
"--daily-req-limit",
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default=DEFARGS['DAILY_REQ_LIMIT'],
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type=int,
metavar="<number>",
help="Set the default maximum number of requests per day per client, in addition to req-limit. (%(default)s)",
)
parser.add_argument(
"--req-flood-threshold",
default=DEFARGS['REQ_FLOOD_THRESHOLD'],
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type=int,
metavar="<number>",
help="Set the maximum number of request limit offences per 4 weeks that a client can exceed before being banned. (%(default)s)",
)
parser.add_argument(
"--batch-limit",
default=DEFARGS['BATCH_LIMIT'],
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type=int,
metavar="<number of texts>",
help="Set maximum number of texts to translate in a batch request (%(default)s)",
)
parser.add_argument(
"--ga-id",
type=str,
default=DEFARGS['GA_ID'],
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metavar="<GA ID>",
help="Enable Google Analytics on the API client page by providing an ID (%(default)s)",
)
parser.add_argument(
"--debug", default=DEFARGS['DEBUG'], action="store_true", help="Enable debug environment"
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)
parser.add_argument(
"--ssl", default=DEFARGS['SSL'], action="store_true", help="Whether to enable SSL"
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)
parser.add_argument(
"--frontend-language-source",
type=str,
default=DEFARGS['FRONTEND_LANGUAGE_SOURCE'],
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metavar="<language code>",
help="Set frontend default language - source (%(default)s)",
)
parser.add_argument(
"--frontend-language-target",
type=str,
default=DEFARGS['FRONTEND_LANGUAGE_TARGET'],
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metavar="<language code>",
help="Set frontend default language - target (%(default)s)",
)
parser.add_argument(
"--frontend-timeout",
type=int,
default=DEFARGS['FRONTEND_TIMEOUT'],
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metavar="<milliseconds>",
help="Set frontend translation timeout (%(default)s)",
)
parser.add_argument(
"--api-keys",
default=DEFARGS['API_KEYS'],
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action="store_true",
help="Enable API keys database for per-user rate limits lookup",
)
parser.add_argument(
"--require-api-key-origin",
type=str,
default=DEFARGS['REQUIRE_API_KEY_ORIGIN'],
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help="Require use of an API key for programmatic access to the API, unless the request origin matches this domain",
)
parser.add_argument(
"--load-only",
type=operator.methodcaller("split", ","),
default=DEFARGS['LOAD_ONLY'],
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metavar="<comma-separated language codes>",
help="Set available languages (ar,de,en,es,fr,ga,hi,it,ja,ko,pt,ru,zh)",
)
args = parser.parse_args()
app = create_app(args)
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if sys.argv[0] == '--wsgi':
return app
else:
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if args.debug:
app.run(host=args.host, port=args.port)
else:
from waitress import serve
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serve(
app,
host=args.host,
port=args.port,
url_scheme="https" if args.ssl else "http",
)
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if __name__ == "__main__":
main()