ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

chapter9/browser-use-rpa/browser-use/browser_use/telemetry/__init__.py

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+"""
+Telemetry for Browser Use.
+"""
+
+from typing import TYPE_CHECKING
+
+# Type stubs for lazy imports
+if TYPE_CHECKING:
+	from browser_use.telemetry.service import ProductTelemetry
+	from browser_use.telemetry.views import (
+		BaseTelemetryEvent,
+		CLITelemetryEvent,
+		MCPClientTelemetryEvent,
+		MCPServerTelemetryEvent,
+	)
+
+# Lazy imports mapping
+_LAZY_IMPORTS = {
+	'ProductTelemetry': ('browser_use.telemetry.service', 'ProductTelemetry'),
+	'BaseTelemetryEvent': ('browser_use.telemetry.views', 'BaseTelemetryEvent'),
+	'CLITelemetryEvent': ('browser_use.telemetry.views', 'CLITelemetryEvent'),
+	'MCPClientTelemetryEvent': ('browser_use.telemetry.views', 'MCPClientTelemetryEvent'),
+	'MCPServerTelemetryEvent': ('browser_use.telemetry.views', 'MCPServerTelemetryEvent'),
+}
+
+
+def __getattr__(name: str):
+	"""Lazy import mechanism for telemetry components."""
+	if name in _LAZY_IMPORTS:
+		module_path, attr_name = _LAZY_IMPORTS[name]
+		try:
+			from importlib import import_module
+
+			module = import_module(module_path)
+			attr = getattr(module, attr_name)
+			# Cache the imported attribute in the module's globals
+			globals()[name] = attr
+			return attr
+		except ImportError as e:
+			raise ImportError(f'Failed to import {name} from {module_path}: {e}') from e
+
+	raise AttributeError(f"module '{__name__}' has no attribute '{name}'")
+
+
+__all__ = [
+	'BaseTelemetryEvent',
+	'ProductTelemetry',
+	'CLITelemetryEvent',
+	'MCPClientTelemetryEvent',
+	'MCPServerTelemetryEvent',
+]

chapter9/browser-use-rpa/browser-use/browser_use/telemetry/service.py

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+import logging
+import os
+
+from dotenv import load_dotenv
+from posthog import Posthog
+from uuid_extensions import uuid7str
+
+from browser_use.telemetry.views import BaseTelemetryEvent
+from browser_use.utils import singleton
+
+load_dotenv()
+
+from browser_use.config import CONFIG
+
+logger = logging.getLogger(__name__)
+
+
+POSTHOG_EVENT_SETTINGS = {
+	'process_person_profile': True,
+}
+
+
+@singleton
+class ProductTelemetry:
+	"""
+	Service for capturing anonymized telemetry data.
+
+	If the environment variable `ANONYMIZED_TELEMETRY=False`, anonymized telemetry will be disabled.
+	"""
+
+	USER_ID_PATH = str(CONFIG.BROWSER_USE_CONFIG_DIR / 'device_id')
+	PROJECT_API_KEY = 'phc_F8JMNjW1i2KbGUTaW1unnDdLSPCoyc52SGRU0JecaUh'
+	HOST = 'https://eu.i.posthog.com'
+	UNKNOWN_USER_ID = 'UNKNOWN'
+
+	_curr_user_id = None
+
+	def __init__(self) -> None:
+		telemetry_disabled = not CONFIG.ANONYMIZED_TELEMETRY
+		self.debug_logging = CONFIG.BROWSER_USE_LOGGING_LEVEL == 'debug'
+
+		if telemetry_disabled:
+			self._posthog_client = None
+		else:
+			logger.info('Using anonymized telemetry, see https://docs.browser-use.com/development/telemetry.')
+			self._posthog_client = Posthog(
+				project_api_key=self.PROJECT_API_KEY,
+				host=self.HOST,
+				disable_geoip=False,
+				enable_exception_autocapture=True,
+			)
+
+			# Silence posthog's logging
+			if not self.debug_logging:
+				posthog_logger = logging.getLogger('posthog')
+				posthog_logger.disabled = True
+
+		if self._posthog_client is None:
+			logger.debug('Telemetry disabled')
+
+	def capture(self, event: BaseTelemetryEvent) -> None:
+		if self._posthog_client is None:
+			return
+
+		self._direct_capture(event)
+
+	def _direct_capture(self, event: BaseTelemetryEvent) -> None:
+		"""
+		Should not be thread blocking because posthog magically handles it
+		"""
+		if self._posthog_client is None:
+			return
+
+		try:
+			self._posthog_client.capture(
+				distinct_id=self.user_id,
+				event=event.name,
+				properties={**event.properties, **POSTHOG_EVENT_SETTINGS},
+			)
+		except Exception as e:
+			logger.error(f'Failed to send telemetry event {event.name}: {e}')
+
+	def flush(self) -> None:
+		if self._posthog_client:
+			try:
+				self._posthog_client.flush()
+				logger.debug('PostHog client telemetry queue flushed.')
+			except Exception as e:
+				logger.error(f'Failed to flush PostHog client: {e}')
+		else:
+			logger.debug('PostHog client not available, skipping flush.')
+
+	@property
+	def user_id(self) -> str:
+		if self._curr_user_id:
+			return self._curr_user_id
+
+		# File access may fail due to permissions or other reasons. We don't want to
+		# crash so we catch all exceptions.
+		try:
+			if not os.path.exists(self.USER_ID_PATH):
+				os.makedirs(os.path.dirname(self.USER_ID_PATH), exist_ok=True)
+				with open(self.USER_ID_PATH, 'w') as f:
+					new_user_id = uuid7str()
+					f.write(new_user_id)
+				self._curr_user_id = new_user_id
+			else:
+				with open(self.USER_ID_PATH) as f:
+					self._curr_user_id = f.read()
+		except Exception:
+			self._curr_user_id = 'UNKNOWN_USER_ID'
+		return self._curr_user_id

chapter9/browser-use-rpa/browser-use/browser_use/telemetry/views.py

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+from abc import ABC, abstractmethod
+from collections.abc import Sequence
+from dataclasses import asdict, dataclass
+from typing import Any
+
+from browser_use.config import is_running_in_docker
+
+
+@dataclass
+class BaseTelemetryEvent(ABC):
+	@property
+	@abstractmethod
+	def name(self) -> str:
+		pass
+
+	@property
+	def properties(self) -> dict[str, Any]:
+		props = {k: v for k, v in asdict(self).items() if k != 'name'}
+		# Add Docker context if running in Docker
+		props['is_docker'] = is_running_in_docker()
+		return props
+
+
+@dataclass
+class AgentTelemetryEvent(BaseTelemetryEvent):
+	# start details
+	task: str
+	model: str
+	model_provider: str
+	max_steps: int
+	max_actions_per_step: int
+	use_vision: bool
+	version: str
+	source: str
+	cdp_url: str | None
+	# step details
+	action_errors: Sequence[str | None]
+	action_history: Sequence[list[dict] | None]
+	urls_visited: Sequence[str | None]
+	# end details
+	steps: int
+	total_input_tokens: int
+	total_duration_seconds: float
+	success: bool | None
+	final_result_response: str | None
+	error_message: str | None
+
+	name: str = 'agent_event'
+
+
+@dataclass
+class MCPClientTelemetryEvent(BaseTelemetryEvent):
+	"""Telemetry event for MCP client usage"""
+
+	server_name: str
+	command: str
+	tools_discovered: int
+	version: str
+	action: str  # 'connect', 'disconnect', 'tool_call'
+	tool_name: str | None = None
+	duration_seconds: float | None = None
+	error_message: str | None = None
+
+	name: str = 'mcp_client_event'
+
+
+@dataclass
+class MCPServerTelemetryEvent(BaseTelemetryEvent):
+	"""Telemetry event for MCP server usage"""
+
+	version: str
+	action: str  # 'start', 'stop', 'tool_call'
+	tool_name: str | None = None
+	duration_seconds: float | None = None
+	error_message: str | None = None
+	parent_process_cmdline: str | None = None
+
+	name: str = 'mcp_server_event'
+
+
+@dataclass
+class CLITelemetryEvent(BaseTelemetryEvent):
+	"""Telemetry event for CLI usage"""
+
+	version: str
+	action: str  # 'start', 'message_sent', 'task_completed', 'error'
+	mode: str  # 'interactive', 'oneshot', 'mcp_server'
+	model: str | None = None
+	model_provider: str | None = None
+	duration_seconds: float | None = None
+	error_message: str | None = None
+
+	name: str = 'cli_event'