structure saas with tools

.venv/lib/python3.10/site-packages/google/adk/cli/utils/logs.py

@@ -0,0 +1,72 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import logging
+import os
+import tempfile
+import time
+
+LOGGING_FORMAT = (
+    '%(asctime)s - %(levelname)s - %(filename)s:%(lineno)d - %(message)s'
+)
+
+
+def log_to_stderr(level=logging.INFO):
+  logging.basicConfig(
+      level=level,
+      format=LOGGING_FORMAT,
+  )
+
+
+def log_to_tmp_folder(
+    level=logging.INFO,
+    *,
+    sub_folder: str = 'agents_log',
+    log_file_prefix: str = 'agent',
+    log_file_timestamp: str = time.strftime('%Y%m%d_%H%M%S'),
+):
+  """Logs to system temp folder, instead of logging to stderr.
+
+  Args
+    sub_folder: str = 'agents_log',
+    log_file_prefix: str = 'agent',
+    log_file_timestamp: str = time.strftime('%Y%m%d_%H%M%S'),
+
+  Returns
+    the log file path.
+  """
+  log_dir = os.path.join(tempfile.gettempdir(), sub_folder)
+  log_filename = f'{log_file_prefix}.{log_file_timestamp}.log'
+  log_filepath = os.path.join(log_dir, log_filename)
+
+  os.makedirs(log_dir, exist_ok=True)
+
+  file_handler = logging.FileHandler(log_filepath, mode='w')
+  file_handler.setLevel(level)
+  file_handler.setFormatter(logging.Formatter(LOGGING_FORMAT))
+
+  root_logger = logging.getLogger()
+  root_logger.setLevel(level)
+  root_logger.handlers = []  # Clear handles to disable logging to stderr
+  root_logger.addHandler(file_handler)
+
+  print(f'Log setup complete: {log_filepath}')
+
+  latest_log_link = os.path.join(log_dir, f'{log_file_prefix}.latest.log')
+  if os.path.islink(latest_log_link):
+    os.unlink(latest_log_link)
+  os.symlink(log_filepath, latest_log_link)
+
+  print(f'To access latest log: tail -F {latest_log_link}')
+  return log_filepath