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add support for anthropic, bedrock, azure, huggingface inference, togetherai, replicate, ai21, etc. #61

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add support for anthropic, bedrock, azure, huggingface inference, togetherai, replicate, ai21, etc. #61

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74 changes: 12 additions & 62 deletions llmstack/common/blocks/llm/openai.py
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@
from typing import List
from typing import Optional
from typing import Union

from litellm import completion, text_completion
from pydantic import confloat
from pydantic import conint
from pydantic import Extra
Expand Down Expand Up @@ -90,73 +90,23 @@ def _process_iter(self, input: OpenAIAPIProcessorInput, configuration: OpenAIAPI
"""
Invokes the API processor on the input and returns output iterator
"""
http_api_processor = HttpAPIProcessor({'timeout': DEFAULT_TIMEOUT})
http_input = HttpAPIProcessorInput(
url=self._get_api_url(),
method='POST',
body=JsonBody(
json_body=(self._get_api_request_payload(
input, configuration)),
),
headers={},
authorization=BearerTokenAuth(
token=input.env.openai_api_key) if input.env.openai_api_key else NoAuth(),
)

http_status_is_ok = True
error_message = ''
for http_response in http_api_processor.process_iter(
http_input.dict(),
):
if http_response.is_ok:
if http_response.text == 'data: [DONE]':
return
else:
response = self._transform_streaming_api_response(
input, configuration, http_response,
)
yield response
else:
http_status_is_ok = False
error_message += http_response.text

if not http_status_is_ok:
try:
return text_completion(api_key=input.env.openai_api_key, **self._get_api_request_payload(
input, configuration))
except Exception as e:
raise Exception(
process_openai_error_response(
http_response.copy(
update={'content_json': json.loads(error_message)}),
),
)
process_openai_error_response(str(e))

def _process(self, input: OpenAIAPIProcessorInput, configuration: OpenAIAPIProcessorConfiguration) -> HttpAPIProcessorOutput:
"""
Invokes the API processor on the input and returns the output
"""
http_api_processor = HttpAPIProcessor({'timeout': DEFAULT_TIMEOUT})
http_input = HttpAPIProcessorInput(
url=self._get_api_url(),
method='POST',
body=JsonBody(
json_body=(self._get_api_request_payload(
input, configuration)),
),
headers={},
authorization=BearerTokenAuth(
token=input.env.openai_api_key) if input.env.openai_api_key else NoAuth(),
)

http_response = http_api_processor.process(
http_input.dict(),
)

# If the response is ok, return the choices
if isinstance(http_response, HttpAPIProcessorOutput) and http_response.is_ok:
response = self._transform_api_response(
input, configuration, http_response,
)
return response
else:
raise Exception(process_openai_error_response(http_response))
try:
return text_completion(api_key=input.env.openai_api_key, **self._get_api_request_payload(
input, configuration))
except Exception as e:
raise Exception(
process_openai_error_response(str(e))


class OpenAICompletionsAPIProcessorInput(OpenAIAPIProcessorInput):
Expand Down