text: # Copyright 2019 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
  #
  #     https://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.
  
  TIME_FORMAT = "%Y-%m-%d %H:%M:%S.%f"
  
  # Hex
  REGEX_HEX = "[\dA-Fa-f]"
  
  # e.g 18:B4:30:00:00:6D:52:C0
  MAC_REGEX_CHUNK = "%s%s" % (REGEX_HEX, REGEX_HEX)
  MAC_REGEX = "((%s:){7}(%s))" % (MAC_REGEX_CHUNK, MAC_REGEX_CHUNK)
  