def _CheckConflictRegister(self, desc, desc_name, file_name):
    """Check if the descriptor name conflicts with another of the same name.

    Args:
      desc: Descriptor of a message, enum, service, extension or enum value.
      desc_name (str): the full name of desc.
      file_name (str): The file name of descriptor.
    """
    for register, descriptor_type in [
        (self._descriptors, descriptor.Descriptor),
        (self._enum_descriptors, descriptor.EnumDescriptor),
        (self._service_descriptors, descriptor.ServiceDescriptor),
        (self._toplevel_extensions, descriptor.FieldDescriptor),
        (self._top_enum_values, descriptor.EnumValueDescriptor)]:
      if desc_name in register:
        old_desc = register[desc_name]
        if isinstance(old_desc, descriptor.EnumValueDescriptor):
          old_file = old_desc.type.file.name
        else:
          old_file = old_desc.file.name

        if not isinstance(desc, descriptor_type) or (
            old_file != file_name):
          error_msg = ('Conflict register for file "' + file_name +
                       '": ' + desc_name +
                       ' is already defined in file "' +
                       old_file + '". Please fix the conflict by adding '
                       'package name on the proto file, or use different '
                       'name for the duplication.')
          if isinstance(desc, descriptor.EnumValueDescriptor):
            error_msg += ('\nNote: enum values appear as '
                          'siblings of the enum type instead of '
                          'children of it.')

          raise TypeError(error_msg)

        return
Check if the descriptor name conflicts with another of the same name.

    Args:
      desc: Descriptor of a message, enum, service, extension or enum value.
      desc_name (str): the full name of desc.
      file_name (str): The file name of descriptor.
    
deps/protobuf/python/google/protobuf/descriptor_pool.py