llama-stack/llama_stack/cli/stack/list_providers.py
2024-09-28 16:06:10 -07:00

62 lines
1.9 KiB
Python

# Copyright (c) Meta Platforms, Inc. and affiliates.
# All rights reserved.
#
# This source code is licensed under the terms described in the LICENSE file in
# the root directory of this source tree.
import argparse
from llama_stack.cli.subcommand import Subcommand
class StackListProviders(Subcommand):
def __init__(self, subparsers: argparse._SubParsersAction):
super().__init__()
self.parser = subparsers.add_parser(
"list-providers",
prog="llama stack list-providers",
description="Show available Llama Stack Providers for an API",
formatter_class=argparse.RawTextHelpFormatter,
)
self._add_arguments()
self.parser.set_defaults(func=self._run_providers_list_cmd)
def _add_arguments(self):
from llama_stack.distribution.datatypes import Api
api_values = [a.value for a in Api]
self.parser.add_argument(
"api",
type=str,
choices=api_values,
help="API to list providers for (one of: {})".format(api_values),
)
def _run_providers_list_cmd(self, args: argparse.Namespace) -> None:
from llama_stack.cli.table import print_table
from llama_stack.distribution.distribution import Api, api_providers
all_providers = api_providers()
providers_for_api = all_providers[Api(args.api)]
# eventually, this should query a registry at llama.meta.com/llamastack/distributions
headers = [
"Provider Type",
"PIP Package Dependencies",
]
rows = []
for spec in providers_for_api.values():
if spec.provider_id == "sample":
continue
rows.append(
[
spec.provider_id,
",".join(spec.pip_packages),
]
)
print_table(
rows,
headers,
separate_rows=True,
)