You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: bank_transfers.rb
    path of file: ./repos/xero-ruby/lib/xero-ruby/models/accounting
    
    the code of the file until where you have to start completion: =begin
#Xero Accounting API

#No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)

Contact: api@xero.com
Generated by: https://openapi-generator.tech
OpenAPI Generator version: 4.3.1

=end

require 'time'
require 'date'

module XeroRuby::Accounting
  require 'bigdecimal'

  class BankTransfers

    attr_accessor :bank_transfers
    
    # Attribute mapping from ruby-style variable name to JSON key.
    def self.attribute_map
      {
        :'bank_transfers' => :'BankTransfers'
      }
    end

    # Attribute type mapping.
    def self.openapi_types
      {
        :'bank_transfers' => :'Arra
    
    def build_from_hash(attributes)
      return nil unless attributes.is_a?(Hash)
      self.class.openapi_types.each_pair do |key, type|
        if type =~ /\AArray<(.*)>/i
          # check to ensure the input is an array given that the attribute
          # is documented as an array but the input is not
          if attributes[self.class.attribute_map[key]].is_a?(Array)
            self.send("#{key}=", attributes[self.class.attribute_map[key]].map { |v| _deserialize($1, v) })
          end
        elsif !attributes[self.class.attribute_map[key]].nil?
          self.send("#{key}=", _deserialize(type, attributes[self.class.attribute_map[key]]))
        end # or else data not found in attributes(hash), not an issue as the data can be optional
      end

      self
    end