def load_auth_from_yaml
      self.class.auth_yaml_paths.map { |path| File.expand_path(path) }.select { |path| File.exist?(path) }.each do |path|
        auth = YAML.load(File.read(path))
        @username = auth['username']
        @password = auth['password']
        return if @username && @password
      end

      raise "Could not locate a fusemail authentication file in locations: #{self.class.auth_yaml_paths.inspect}"
    end
def load_auth_from_yaml
      self.class.auth_yaml_paths.map { |path| File.expand_path(path) }.select { |path| File.exist?(path) }.each do |path|
        auth = YAML.load(File.read(path))
        @username = auth['username']
        @password = auth['password']
        return if @username && @password
      end

      raise "Could not locate a fusemail authentication file in locations: #{self.class.auth_yaml_paths.inspect}"
    end
Load the platform authentication informaiton from a YAML file
 @see Request.auth_yaml_paths