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57 lines
1.7 KiB
Python
57 lines
1.7 KiB
Python
# Copyright 2025 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Defines utility for GEPA experiments."""
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import logging
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from typing import Callable
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from google.genai import types
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from retry import retry
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from google import genai
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class FilterInferenceWarnings(logging.Filter):
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"""Filters out Vertex inference warning about non-text parts in response."""
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def filter(self, record: logging.LogRecord) -> bool:
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"""Filters out Vertex inference warning about non-text parts in response."""
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if record.levelname != 'WARNING':
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return True
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message_identifier = record.getMessage()
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return not message_identifier.startswith(
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'Warning: there are non-text parts in the response:'
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)
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def reflection_inference_fn(model: str) -> Callable[[str], str]:
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"""Returns an inference function on VertexAI based on provided model."""
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client = genai.Client()
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@retry(tries=3, delay=10, backoff=2)
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def _fn(prompt):
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return client.models.generate_content(
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model=model,
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contents=prompt,
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config=types.GenerateContentConfig(
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candidate_count=1,
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thinking_config=types.ThinkingConfig(
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include_thoughts=True, thinking_budget=-1
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),
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),
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).text
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return _fn
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