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import json |
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import traceback |
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from datetime import datetime, timezone |
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import litellm |
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class GreenscaleLogger: |
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def __init__(self): |
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import os |
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self.greenscale_api_key = os.getenv("GREENSCALE_API_KEY") |
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self.headers = { |
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"api-key": self.greenscale_api_key, |
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"Content-Type": "application/json", |
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} |
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self.greenscale_logging_url = os.getenv("GREENSCALE_ENDPOINT") |
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def log_event(self, kwargs, response_obj, start_time, end_time, print_verbose): |
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try: |
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response_json = response_obj.model_dump() if response_obj else {} |
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data = { |
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"modelId": kwargs.get("model"), |
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"inputTokenCount": response_json.get("usage", {}).get("prompt_tokens"), |
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"outputTokenCount": response_json.get("usage", {}).get( |
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"completion_tokens" |
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), |
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} |
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data["timestamp"] = datetime.now(timezone.utc).strftime( |
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"%Y-%m-%dT%H:%M:%SZ" |
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) |
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if type(end_time) is datetime and type(start_time) is datetime: |
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data["invocationLatency"] = int( |
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(end_time - start_time).total_seconds() * 1000 |
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) |
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tags = [] |
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metadata = kwargs.get("litellm_params", {}).get("metadata", {}) |
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for key, value in metadata.items(): |
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if key.startswith("greenscale"): |
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if key == "greenscale_project": |
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data["project"] = value |
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elif key == "greenscale_application": |
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data["application"] = value |
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else: |
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tags.append( |
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{"key": key.replace("greenscale_", ""), "value": str(value)} |
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) |
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data["tags"] = tags |
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if self.greenscale_logging_url is None: |
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raise Exception("Greenscale Logger Error - No logging URL found") |
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response = litellm.module_level_client.post( |
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self.greenscale_logging_url, |
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headers=self.headers, |
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data=json.dumps(data, default=str), |
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) |
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if response.status_code != 200: |
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print_verbose( |
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f"Greenscale Logger Error - {response.text}, {response.status_code}" |
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) |
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else: |
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print_verbose(f"Greenscale Logger Succeeded - {response.text}") |
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except Exception as e: |
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print_verbose( |
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f"Greenscale Logger Error - {e}, Stack trace: {traceback.format_exc()}" |
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) |
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pass |
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