feat: add -v, --verbose flag to enable DEBUG logging as a shortcut for --log_level DEBUG

PiperOrigin-RevId: 786797394

Author: xuanyang15

src/google/adk/cli/cli_tools_click.py

@@ -25,6 +25,7 @@
 from typing import Optional
 
 import click
+from click.core import ParameterSource
 from fastapi import FastAPI
 import uvicorn
 
@@ -615,6 +616,14 @@ def decorator(func):
  help="Optional. Any additional origins to allow for CORS.",
  multiple=True,
  )
+ @click.option(
+ "-v",
+ "--verbose",
+ is_flag=True,
+ show_default=True,
+ default=False,
+ help="Enable verbose (DEBUG) logging. Shortcut for --log_level DEBUG.",
+ )
  @click.option(
  "--log_level",
  type=LOG_LEVELS,
@@ -651,7 +660,16 @@ def decorator(func):
  help="Optional. Whether to enable live reload for agents changes.",
  )
  @functools.wraps(func)
- def wrapper(*args, **kwargs):
+ @click.pass_context
+ def wrapper(ctx, *args, **kwargs):
+ # If verbose flag is set and log level is not set, set log level to DEBUG.
+ log_level_source = ctx.get_parameter_source("log_level")
+ if (
+ kwargs.pop("verbose", False)
+ and log_level_source == ParameterSource.DEFAULT
+ ):
+ kwargs["log_level"] = "DEBUG"
+
  return func(*args, **kwargs)
 
  return wrapper