109 lines
3.6 KiB
Python
109 lines
3.6 KiB
Python
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"""
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Arize Phoenix API client for fetching prompt versions from Arize Phoenix.
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"""
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from typing import Any, Dict, Optional
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from litellm.llms.custom_httpx.http_handler import HTTPHandler
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class ArizePhoenixClient:
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"""
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Client for interacting with Arize Phoenix API to fetch prompt versions.
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Supports:
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- Authentication with Bearer tokens
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- Fetching prompt versions
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- Direct API base URL configuration
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"""
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def __init__(self, api_key: Optional[str] = None, api_base: Optional[str] = None):
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"""
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Initialize the Arize Phoenix client.
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Args:
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api_key: Arize Phoenix API token
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api_base: Base URL for the Arize Phoenix API (e.g., 'https://app.phoenix.arize.com/s/workspace/v1')
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"""
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self.api_key = api_key
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self.api_base = api_base
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if not self.api_key:
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raise ValueError("api_key is required")
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if not self.api_base:
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raise ValueError("api_base is required")
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# Set up authentication headers
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self.headers = {
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"Authorization": f"Bearer {self.api_key}",
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"Accept": "application/json",
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}
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# Initialize HTTPHandler
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self.http_handler = HTTPHandler(disable_default_headers=True)
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def get_prompt_version(self, prompt_version_id: str) -> Optional[Dict[str, Any]]:
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"""
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Fetch a prompt version from Arize Phoenix.
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Args:
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prompt_version_id: The ID of the prompt version to fetch
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Returns:
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Dictionary containing prompt version data, or None if not found
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"""
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url = f"{self.api_base}/v1/prompt_versions/{prompt_version_id}"
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try:
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# Use the underlying httpx client directly to avoid query param extraction
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response = self.http_handler.get(url, headers=self.headers)
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response.raise_for_status()
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data = response.json()
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return data.get("data")
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except Exception as e:
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# Check if it's an HTTP error
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response = getattr(e, "response", None)
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if response is not None and hasattr(response, "status_code"):
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if response.status_code == 404:
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return None
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elif response.status_code == 403:
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raise Exception(
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f"Access denied to prompt version '{prompt_version_id}'. Check your Arize Phoenix permissions."
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)
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elif response.status_code == 401:
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raise Exception(
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"Authentication failed. Check your Arize Phoenix API key and permissions."
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)
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else:
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raise Exception(
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f"Failed to fetch prompt version '{prompt_version_id}': {e}"
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)
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else:
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raise Exception(
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f"Error fetching prompt version '{prompt_version_id}': {e}"
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)
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def test_connection(self) -> bool:
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"""
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Test the connection to the Arize Phoenix API.
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Returns:
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True if connection is successful, False otherwise
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"""
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try:
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# Try to access the prompt_versions endpoint to test connection
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url = f"{self.api_base}/prompt_versions"
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response = self.http_handler.client.get(url, headers=self.headers)
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response.raise_for_status()
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return True
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except Exception:
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return False
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def close(self):
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"""Close the HTTP handler to free resources."""
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if hasattr(self, "http_handler"):
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self.http_handler.close()
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