Remove manual tracing of tool calls

Author: psx95

samples/adk-sql-agent/sql_agent/tools.py

@@ -33,8 +33,6 @@ class SqlRunResult(TypedDict):
     rows: NotRequired[list[tuple[str, ...]]]
     """The rows returned by the SQL query"""
 
-# [START opentelemetry_adk_agent_span]
-@tracer.start_as_current_span("create_database")
 def create_database_tool(tool_context: ToolContext) -> dict[str, Any]:
     """Creates a temporary file in the /tmp directory to hold an ephemeral
     sqlite3 database if a database is not found for the current session.
@@ -47,9 +45,7 @@ def create_database_tool(tool_context: ToolContext) -> dict[str, Any]:
         tool_context.state[SESSION_DB_KEY] = path
         return {"resp": "Created an ephemeral database"}
     return {"resp": f"Skipping database creation, {tool_context.state[SESSION_DB_KEY]} already exists"}
-# [END opentelemetry_adk_agent_span]
 
-@tracer.start_as_current_span("run_sql")
 def run_sql_tool(sql_query: str, tool_context: ToolContext) -> dict[str, Any]:
     """Runs a SQLite query. The SQL query can be DDL or DML. Returns the rows if it's a SELECT query."""
     current_session_db_path = tool_context.state.get(SESSION_DB_KEY)